path: root/MIBS/packetlight/SL-SONET-SUP-PM-MIB

-- extracted from draft-kchapman-sonet-sup-mib-00.txt
-- at Mon Nov 15 17:11:07 1999

SL-SONET-SUP-PM-MIB DEFINITIONS ::= BEGIN

IMPORTS
    MODULE-IDENTITY, OBJECT-TYPE, NOTIFICATION-TYPE, Integer32,
    transmission, Gauge32
        FROM SNMPv2-SMI
    TruthValue, DateAndTime
        FROM SNMPv2-TC
    OBJECT-GROUP, NOTIFICATION-GROUP, MODULE-COMPLIANCE
        FROM SNMPv2-CONF
    PerfCurrentCount, PerfIntervalCount, PerfTotalCount
        FROM PerfHist-TC-MIB
    sonetMediumEntry, sonetSectionCurrentEntry,
    sonetSectionIntervalEntry, sonetLineCurrentEntry,
    sonetLineIntervalEntry, sonetFarEndLineCurrentEntry,
    sonetFarEndLineIntervalEntry, sonetPathCurrentEntry,
    sonetPathIntervalEntry, sonetFarEndPathCurrentEntry,
    sonetFarEndPathIntervalEntry, sonetVTCurrentEntry,
    sonetVTIntervalEntry, sonetFarEndVTCurrentEntry,
    sonetFarEndVTIntervalEntry
        FROM SONET-MIB
    ifIndex
        FROM IF-MIB
	slSonetMib				      		FROM SL-SONET-MIB;

sonetSupPmMIB MODULE-IDENTITY
    LAST-UPDATED   "199807131752Z"  -- 13-Jul-98 1:52 PM EST
    ORGANIZATION   "Argon Networks, Inc."
    CONTACT-INFO
       "        Ken Chapman
        Postal: Argon Networks, Inc.
                25 Porter Road
                Littleton, MA  01460
                USA
        Phone:  +1 978 486 0665
        Fax:    +1 978 486 9379
        Email:  KChapman@Argon.com"
    DESCRIPTION
        "This MIB module provides extensions to the SONET-MIB (RFC 2558)
        objects.  It provides definitions for management information
        that supports those parts of ANSI T1.231-1997 that are not
        covered by the SONET-MIB."
    ::= { slSonetMib 3 }


--  This is the MIB extension module for the SONET objects

sonetSupObjects         OBJECT IDENTIFIER ::= { sonetSupPmMIB 1 }
sonetSupObjectsPath     OBJECT IDENTIFIER ::= { sonetSupPmMIB 2 }
sonetSupObjectsVT       OBJECT IDENTIFIER ::= { sonetSupPmMIB 3 }

--  groups in the SONET MIB extension module

sonetSupConfig          OBJECT IDENTIFIER ::= { sonetSupObjects 1 }
sonetSupMedium          OBJECT IDENTIFIER ::= { sonetSupObjects 2 }
sonetSupSection         OBJECT IDENTIFIER ::= { sonetSupObjects 3 }
sonetSupLine            OBJECT IDENTIFIER ::= { sonetSupObjects 4 }
sonetSupFarEndLine      OBJECT IDENTIFIER ::= { sonetSupObjects 5 }
sonetSupPath            OBJECT IDENTIFIER ::= { sonetSupObjectsPath 1 }
sonetSupFarEndPath      OBJECT IDENTIFIER ::= { sonetSupObjectsPath 2 }
sonetSupVT              OBJECT IDENTIFIER ::= { sonetSupObjectsVT 1 }
sonetSupFarEndVT        OBJECT IDENTIFIER ::= { sonetSupObjectsVT 2 }


-- *********************************************************************
--  SONET Section group object definitions.
--
--  SONET Section default threshold value object definitions.
--  These default values apply to all section interfaces.
-- *********************************************************************

sonetSectionDefaultThresholdTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetSectionDefaultThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The table of default thresholds for SONET section counters."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSupSection 1 }

sonetSectionDefaultThresholdEntry OBJECT-TYPE
    SYNTAX      SonetSectionDefaultThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the table of default thresholds.  The table has a
        variable for each counter type and accumulation period
        combination, but uses an index to indetify the digital signal
        rate.  The agent must provide a set of default threshold values
        for all rates that the NE supports.  The agent may make these
        variables read-only."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    INDEX       { sonetSectionDefaultThresholdRate }
    ::= { sonetSectionDefaultThresholdTable 1 }

SonetSectionDefaultThresholdEntry ::=
    SEQUENCE {
        sonetSectionDefaultThresholdRate        INTEGER,
        sonetSectionDefaultCVThreshold          INTEGER,
        sonetSectionDefaultESThreshold          INTEGER,
        sonetSectionDefaultSESThreshold         INTEGER,
        sonetSectionDefaultSEFSThreshold        INTEGER,
        sonetSectionDefaultDayCVThreshold       INTEGER,
        sonetSectionDefaultDayESThreshold       INTEGER,
        sonetSectionDefaultDaySESThreshold      INTEGER,
        sonetSectionDefaultDaySEFSThreshold     INTEGER
    }

sonetSectionDefaultThresholdRate OBJECT-TYPE
    SYNTAX      INTEGER {
                    oc1(1),
                    oc3(2),
                    oc12(3),
                    oc24(4),
                    oc48(5),
                    oc192(6)
                }
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The digital signal rate for which the default threshold values
        apply."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSectionDefaultThresholdEntry 1 }

sonetSectionDefaultCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET CV-S counter 15-minute interval
        thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSectionDefaultThresholdEntry 2 }

sonetSectionDefaultESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET ES-S counter 15-minute interval
        thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSectionDefaultThresholdEntry 3 }

sonetSectionDefaultSESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET SES-S counter 15-minute interval
        thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSectionDefaultThresholdEntry 6 }

sonetSectionDefaultSEFSThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET SEFS-S counter 15-minute interval
        thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSectionDefaultThresholdEntry 7 }

sonetSectionDefaultDayCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET CV-S counter 15-minute interval
        thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSectionDefaultThresholdEntry 8 }

sonetSectionDefaultDayESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET ES-S counter 15-minute interval
        thresholds."

    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSectionDefaultThresholdEntry 9 }

sonetSectionDefaultDaySESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET SES-S counter 15-minute interval
        thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSectionDefaultThresholdEntry 12 }

sonetSectionDefaultDaySEFSThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET SEFS-S counter 15-minute interval
        thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSectionDefaultThresholdEntry 13 }


-- *********************************************************************
--  SONET Section threshold value object definitions.  This table is an
--  extension to the sonetSectionCurrentTable found in the SONET-MIB.
-- *********************************************************************

sonetSectionThresholdTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetSectionThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The table of trap threshold values for SONET section counters."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSupSection 2 }

sonetSectionThresholdEntry OBJECT-TYPE
    SYNTAX      SonetSectionThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the table of SONET Section trap thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    AUGMENTS    { sonetSectionCurrentEntry }
    ::= { sonetSectionThresholdTable 1 }

SonetSectionThresholdEntry ::=
    SEQUENCE {
        sonetSectionCurrentCVThreshold    INTEGER,
        sonetSectionCurrentESThreshold    INTEGER,
        sonetSectionCurrentSESThreshold   INTEGER,
        sonetSectionCurrentSEFSThreshold  INTEGER,
        sonetSectionDayCVThreshold        INTEGER,
        sonetSectionDayESThreshold        INTEGER,
        sonetSectionDaySESThreshold       INTEGER,
        sonetSectionDaySEFSThreshold      INTEGER
    }

sonetSectionCurrentCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval CV-S counter.  A value of zero indicates that the
        default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetSectionThresholdEntry 1 }

sonetSectionCurrentESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval ES-S counter.  A value of zero indicates that the
        default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetSectionThresholdEntry 2 }

sonetSectionCurrentSESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval SES-S counter.  A value of zero indicates that the
        default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetSectionThresholdEntry 5 }

sonetSectionCurrentSEFSThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval SEFS-S counter.  A value of zero indicates that the
        default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetSectionThresholdEntry 6 }

sonetSectionDayCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current day CV-S
        counter.  A value of zero indicates that the
        default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetSectionThresholdEntry 7 }

sonetSectionDayESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current day ES-S
        counter.  A value of zero indicates that the default threshold
        value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetSectionThresholdEntry 8 }

sonetSectionDaySESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current day SES-S
        counter.  A value of zero indicates that the default threshold
        value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetSectionThresholdEntry 11 }

sonetSectionDaySEFSThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current day SEFS-S
        counter.  A value of zero indicates that the default threshold
        value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetSectionThresholdEntry 12 }


-- *********************************************************************
--  The SONET Section Day Table.
-- *********************************************************************

sonetSectionDayTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetSectionDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The SONET Section Day table.  Contains various statistics
        collected by each SONET Section over multiple 1-day
        intervals of operation."
    ::= { sonetSupSection 15 }

sonetSectionDayEntry OBJECT-TYPE
    SYNTAX      SonetSectionDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the SONET Section Day table."
    INDEX       { ifIndex, sonetSectionDayNumber }
    ::= { sonetSectionDayTable 1 }

SonetSectionDayEntry ::=
    SEQUENCE {
        sonetSectionDayNumber           INTEGER,
        sonetSectionDayStartTime        DateAndTime,
        sonetSectionDayValidData        TruthValue,
        sonetSectionDayCVs              PerfTotalCount,
        sonetSectionDayESs              PerfTotalCount,
        sonetSectionDaySESs             PerfTotalCount,
        sonetSectionDaySEFSs            PerfTotalCount,
        sonetSectionDayTcaFlag    		TruthValue,
        sonetSectionDayReset 			INTEGER
    }

sonetSectionDayNumber OBJECT-TYPE
    SYNTAX      INTEGER (0..33)
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "A number which identifies the 1-day interval for which the set
        of section related statistics is available.  The number is
        between 1 and n, where n is the number of 1-day intervals
        supported by the agent.  The interval identified by 1 is the
        current 1-day interval, 2 is the previous (most recently
        completed) 1-day interval and n is the least recently completed
        1-day interval.
        Interval 0 is used for the Untimed counters."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.1."
    ::= { sonetSectionDayEntry 1 }

sonetSectionDayStartTime OBJECT-TYPE
    SYNTAX      DateAndTime
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "This variable indicates the date and time at which this 1-day
        interval of sections measurements began on this interface."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.1."
    ::= { sonetSectionDayEntry 2 }

sonetSectionDayValidData OBJECT-TYPE
    SYNTAX      TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
        "This variable assumes the value true(1) if the data stored for
        this interval is both valid and complete.  It is set to false(2)
        if the data stored for this interval is incomplete or otherwise
        invalid because (a) the data stored for this interval is for a
        period greater or less than 24 hours, or (b) some data is
        missing."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.2."
    ::= { sonetSectionDayEntry 3 }

sonetSectionDayCVs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The section code violation (CV-S) count is the number of BIP-8
        errors which were detected at the SONET section layer
        interface in a previous 1-day interval.  Each section BIP-8
        can detect up to eight errors per STS-N frame, with each error
        incrementing the CV counter.  CVs for the section layer are
        collected using the BIP-8 in the B1 byte located in the
        section overhead of STS-1 number 1."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.2.1.1."
    ::= { sonetSectionDayEntry 4 }

sonetSectionDayESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The section errored second (ES-S) count is the number of
        1-second intervals containing one or more BIP-8 error (B1
        byte), one or more SEF defects, or one or more LOS defects
        which were encountered by the SONET section layer
        interface in a previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.2.2."
    ::= { sonetSectionDayEntry 5 }

sonetSectionDaySESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The section severely errored second (SES-S) count is the
        number of 1-second intervals containing
        sonetSevereErrorThreshold or more BIP-8 errors (B1 byte), one
        or more SEF defects, or one or more LOS defects which were
        encountered by the SONET section layer interface in a
        previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.2.5."
    ::= { sonetSectionDayEntry 8 }

sonetSectionDaySEFSs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The section severely errored frame second (SEFS-S) count is
        the number of 1-second intervals containing one or more SEF
        defects which were encountered by the SONET section layer
        interface in a previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.2.6."
    ::= { sonetSectionDayEntry 9 }

sonetSectionDayTcaFlag OBJECT-TYPE
    SYNTAX  TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
       "TRUE if one of the counters crossed the
       threshold during the day."
    ::= { sonetSectionDayEntry 10 }

sonetSectionDayReset OBJECT-TYPE
    SYNTAX  INTEGER
    MAX-ACCESS  read-write
    STATUS  current
    DESCRIPTION
       "Writing this object reset the PM counters of this interval."
    ::= { sonetSectionDayEntry 11 }


-- *********************************************************************
--  SONET Line group object definitions.
--
--  SONET Line default threshold value object definitions.  These
--  default values apply to both near-end and far-end line interfaces.
-- *********************************************************************

sonetLineDefaultThresholdTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetLineDefaultThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The table of default thresholds for SONET Line counters."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSupLine 1 }

sonetLineDefaultThresholdEntry OBJECT-TYPE
    SYNTAX      SonetLineDefaultThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the table of default thresholds.  The table has a
        variable for each counter type and accumulation period
        combination, but uses indexes to indetify the digital signal
        direction and rate.  The agent must provide a set of default
        threshold values for all rates that the NE supports.  The agent
        may make these variables read-only."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    INDEX       { sonetLineDefaultThresholdDirection,
                  sonetLineDefaultThresholdRate }
    ::= { sonetLineDefaultThresholdTable 1 }

SonetLineDefaultThresholdEntry ::=
    SEQUENCE {
        sonetLineDefaultThresholdDirection  INTEGER,
        sonetLineDefaultThresholdRate       INTEGER,
        sonetLineDefaultCVThreshold         INTEGER,
        sonetLineDefaultESThreshold         INTEGER,
        sonetLineDefaultSESThreshold        INTEGER,
        sonetLineDefaultUASThreshold        INTEGER,
        sonetLineDefaultDayCVThreshold      INTEGER,
        sonetLineDefaultDayESThreshold      INTEGER,
        sonetLineDefaultDaySESThreshold     INTEGER,
        sonetLineDefaultDayUASThreshold     INTEGER
    }

sonetLineDefaultThresholdDirection OBJECT-TYPE
    SYNTAX      INTEGER {
                    nearEnd(1),
                    farEnd(2)
                }
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The digital signal direction for which the default threshold
        values apply."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetLineDefaultThresholdEntry 1 }

sonetLineDefaultThresholdRate OBJECT-TYPE
    SYNTAX      INTEGER {
                    vt1dot5(1),
                    vtg(2),
                    oc1(3),
                    oc3(4),
                    oc12(5),
                    oc24(6),
                    oc48(7),
                    oc192(8)
                }
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The digital signal rate for which the default threshold values
        apply."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetLineDefaultThresholdEntry 2 }

sonetLineDefaultCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET CV-L and CV-LFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetLineDefaultThresholdEntry 3 }

sonetLineDefaultESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET ES-L and ES-LFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetLineDefaultThresholdEntry 4 }

sonetLineDefaultSESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET SES-L and SES-LFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetLineDefaultThresholdEntry 7 }

sonetLineDefaultUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET UAS-L and UAS-LFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetLineDefaultThresholdEntry 9 }

sonetLineDefaultDayCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET CV-L and CV-LFE counter 15-minute
        interval thresholds."

    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetLineDefaultThresholdEntry 10 }

sonetLineDefaultDayESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET ES-L and ES-LFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetLineDefaultThresholdEntry 11 }

sonetLineDefaultDaySESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET SES-L and SES-LFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetLineDefaultThresholdEntry 14 }

sonetLineDefaultDayUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET UAS-L and UAS-LFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetLineDefaultThresholdEntry 16 }


-- *********************************************************************
--  SONET Line threshold value object definitions.  This table is an
--  extension to the sonetLineCurrentTable found in the SONET-MIB.
-- *********************************************************************

sonetLineThresholdTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetLineThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The table of trap threshold values for SONET Line counters."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSupLine 2 }

sonetLineThresholdEntry OBJECT-TYPE
    SYNTAX      SonetLineThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the table of SONET Line trap thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    INDEX    { ifIndex,
    		   sonetLineThresholdDirection }
    ::= { sonetLineThresholdTable 1 }

SonetLineThresholdEntry ::=
    SEQUENCE {
		sonetLineThresholdDirection 	INTEGER,
        sonetLineCurrentCVThreshold     INTEGER,
        sonetLineCurrentESThreshold     INTEGER,
        sonetLineCurrentSESThreshold    INTEGER,
        sonetLineCurrentUASThreshold    INTEGER,
        sonetLineDayCVThreshold         INTEGER,
        sonetLineDayESThreshold         INTEGER,
        sonetLineDaySESThreshold        INTEGER,
        sonetLineDayUASThreshold        INTEGER
    }

sonetLineThresholdDirection OBJECT-TYPE
    SYNTAX      INTEGER {
                    nearEnd(1),
                    farEnd(2)
                }
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The digital signal direction for which the threshold
        values apply."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetLineThresholdEntry 1 }

sonetLineCurrentCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval CV-L and CV-LFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetLineThresholdEntry 2 }

sonetLineCurrentESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval ES-L and ES-LFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetLineThresholdEntry 3 }

sonetLineCurrentSESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval SES-L and SES-LFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetLineThresholdEntry 4 }

sonetLineCurrentUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval UAS-L and UAS-LFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetLineThresholdEntry 5 }

sonetLineDayCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current day CV-L
        and CV-LFE counters.  A value of zero indicates that the default
        threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetLineThresholdEntry 6 }

sonetLineDayESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current day ES-L
        and ES-LFE counters.  A value of zero indicates that the default
        threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetLineThresholdEntry 7 }

sonetLineDaySESThreshold OBJECT-TYPE
    SYNTAX      INTEGER (0..65535)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current day SES-L
        and SES-LFE counters.  A value of zero indicates that the
        default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetLineThresholdEntry 8 }

sonetLineDayUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current day UAS-L
        and UAS-LFE counters.  A value of zero indicates that the
        default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetLineThresholdEntry 9 }

-- *******************************************************************
-- The SONET Line Day Table.
-- *******************************************************************

sonetLineDayTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetLineDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The SONET Line Day table.  Contains various statistics
        collected by each SONET line over multiple 1-day
        intervals of operation."
    ::= { sonetSupLine 5 }

sonetLineDayEntry OBJECT-TYPE
    SYNTAX      SonetLineDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the SONET Line Day table."
    INDEX       { ifIndex, sonetLineDayNumber }
    ::= { sonetLineDayTable 1 }

SonetLineDayEntry ::=
    SEQUENCE {
        sonetLineDayNumber      INTEGER,
        sonetLineDayStartTime   DateAndTime,
        sonetLineDayValidData   TruthValue,
        sonetLineDayCVs         PerfTotalCount,
        sonetLineDayESs         PerfTotalCount,
        sonetLineDaySESs        PerfTotalCount,
        sonetLineDayUASs        PerfTotalCount,
        sonetLineDayPSC         PerfTotalCount,
        sonetLineDayPSD         PerfTotalCount,
        sonetLineDayFCs         PerfTotalCount,
        sonetLineDayTcaFlag    	TruthValue,
        sonetLineDayReset 		INTEGER
    }

sonetLineDayNumber OBJECT-TYPE
    SYNTAX      INTEGER (0..33)
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "A number which identifies the 1-day interval for which the set
        of near-end line related statistics is available.  The number is
        between 1 and n, where n is the number of 1-day intervals
        supported by the agent.  The interval identified by 1 is the
        current 1-day interval, 2 is the previous (most recently
        completed) 1-day interval and n is the least recently completed
        1-day interval.
        Interval 0 is used for the Untimed counters."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.1."
    ::= { sonetLineDayEntry 1 }

sonetLineDayStartTime OBJECT-TYPE
    SYNTAX      DateAndTime
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "This variable indicates the date and time at which this 1-day
        interval of near-end line measurements began on this interface."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.1."
    ::= { sonetLineDayEntry 2 }

sonetLineDayValidData OBJECT-TYPE
    SYNTAX      TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
        "This variable assumes the value true(1) if the data stored for
        this interval is both valid and complete.  It is set to false(2)
        if the data stored for this interval is incomplete or otherwise
        invalid because (a) the data stored for this interval is for a
        period greater or less than 24 hours, or (b) some data is
        missing."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.2."
    ::= { sonetLineDayEntry 3 }

sonetLineDayCVs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The line code violation (CV-L) count is the number of BIP-8
        errors which were detected at the SONET line layer
        interface in a previous 1-day interval.  Each line BIP-8
        can detect up to eight errors per STS-1 frame, with each error
        incrementing the CV counter.  CVs for the line layer are
        collected using the BIP-8s in the B2 byte located in the
        line overhead of STS-1.  (Since all CVs on an STS-N line are
        counted together, this is equivalent to counting each error in
        the BIP-8N contained in the B2 bytes of the STS-N line
        overhead.)  Thus, on an STS-N signal, up to 8 x N CVs may
        occure in each STS-N frame."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.3.1.1.1."
    ::= { sonetLineDayEntry 5 }

sonetLineDayESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The line errored second (ES-L) count is the number of 1-second
        intervals containing one or more EDC error (B2 byte), or one
        or more AIS-L defects which were encountered by the SONET
        line layer interface in a previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.3.1.2."
    ::= { sonetLineDayEntry 6 }

sonetLineDaySESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The line severely errored second (SES-L) is a count of 1-second
        intervals containing sonetSevereErrorThreshold or more EDC
        errors (B2 byte) or one or more AIS-L defects which were
        encountered by the SONET line layer interface in a previous
        1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.3.1.5."
   ::= { sonetLineDayEntry 9 }

sonetLineDayUASs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The line unavailable second (UAS-L) is a count of 1-second
        intervals for which the SONET line was unavailable during a
        previous 1-day interval.  The SONET line becomes unavailable at
        the onset of 10 contiguous SES-Ls.  The 10 SES-Ls are included
        in unavailable time.  Once unavailable, the SONET line becomes
        available at the onset of 10 contiguous seconds with no SES-Ls.
        The 10 seconds with no SES-Ls are excluded from unavailable
        time."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.3.1.6."
    ::= { sonetLineDayEntry 10 }

sonetLineDayPSC OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The number of protection switching occured."
    REFERENCE   "ANSI T1.231-1997 clause 8.3.5."
    ::= { sonetLineDayEntry 11 }

sonetLineDayPSD OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The length of time in seconds, where the protection unit was in service
        and the working unit was out of service, during the day."
    REFERENCE   "ANSI T1.231-1997 clause 8.3.6."
    ::= { sonetLineDayEntry 12 }

sonetLineDayFCs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The number of failure counts occured during the day."
    REFERENCE   "ANSI T1.231-1997 clause 8.3.7."
    ::= { sonetLineDayEntry 13 }

sonetLineDayTcaFlag OBJECT-TYPE
    SYNTAX  TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
       "TRUE if one of the counters crossed the
       threshold during the day."
    ::= { sonetLineDayEntry 14 }

sonetLineDayReset OBJECT-TYPE
    SYNTAX  INTEGER
    MAX-ACCESS  read-write
    STATUS  current
    DESCRIPTION
       "Writing this object reset the PM counters of this interval."
    ::= { sonetLineDayEntry 15 }


-- *******************************************************************
-- The SONET Far End Line Day Table.
-- *******************************************************************

sonetFarEndLineDayTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetFarEndLineDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The SONET Far End Line Day table.  Contains various
        statistics collected by each SONET line over multiple
        1-day intervals of operation."
    ::= { sonetSupFarEndLine 3 }

sonetFarEndLineDayEntry OBJECT-TYPE
    SYNTAX      SonetFarEndLineDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
       "An entry in the SONET Far End Line Day table."
    INDEX       { ifIndex, sonetFarEndLineDayNumber }
    ::= { sonetFarEndLineDayTable 1 }

SonetFarEndLineDayEntry ::=
    SEQUENCE {
        sonetFarEndLineDayNumber      INTEGER,
        sonetFarEndLineDayStartTime   DateAndTime,
        sonetFarEndLineDayValidData   TruthValue,
        sonetFarEndLineDayCVs         PerfTotalCount,
        sonetFarEndLineDayESs         PerfTotalCount,
        sonetFarEndLineDaySESs        PerfTotalCount,
        sonetFarEndLineDayUASs        PerfTotalCount,
        sonetFarEndLineDayFCs         PerfTotalCount,
        sonetFarEndLineDayTcaFlag     TruthValue,
        sonetFarEndLineDayReset       INTEGER
    }

sonetFarEndLineDayNumber OBJECT-TYPE
    SYNTAX      INTEGER (1..33)
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "A number which identifies the 1-day interval for which the set
        of far-end line related statistics is available.  The number is
        between 1 and n, where n is the number of 1-day intervals
        supported by the agent.  The interval identified by 1 is the
        current 1-day interval, 2 is the previous (most recently
        completed) 1-day interval and n is the least recently completed
        1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.1."
    ::= { sonetFarEndLineDayEntry 1 }

sonetFarEndLineDayStartTime OBJECT-TYPE
    SYNTAX      DateAndTime
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "This variable indicates the date and time at which this 1-day
        interval of far-end line measurements began on this interface."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.1."
    ::= { sonetFarEndLineDayEntry 2 }

sonetFarEndLineDayValidData OBJECT-TYPE
    SYNTAX      TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
        "This variable assumes the value true(1) if the data stored for
        this interval is both valid and complete.  It is set to false(2)
        if the data stored for this interval is incomplete or otherwise
        invalid because (a) the data stored for this interval is for a
        period greater or less than 24 hours, or (b) some data is
        missing (e.g., when a near-end defect prevents some far-end data
        from being collected)."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.2."
    ::= { sonetFarEndLineDayEntry 3 }

sonetFarEndLineDayCVs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end line code violation (CV-LFE) count is the number of
        REI-Ls which were detected at the SONET line layer interface in
        a previous 1-day interval.  For EC-1 or OC-1, REI-L is bits 5 to
        8 of the M0 byte; for EC-N or OC-N (N>2), M1 byte."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.4.1."
    ::= { sonetFarEndLineDayEntry 5 }

sonetFarEndLineDayESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end line errored second (ES-LFE) count is the number of
        1-second intervals containing one or more REDC-Ls, or one or
        more RDI-L defects which were encountered by the SONET line
        layer interface in a previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.4.1."
    ::= { sonetFarEndLineDayEntry 6 }

sonetFarEndLineDaySESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end line severely errored second (SES-LFE) is a count
        of 1-second intervals containing sonetSevereErrorThreshold or
        more REDC-Ls or one or more RDI-L defects which were detected by
        the SONET line layer interface in a previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.4.1."
   ::= { sonetFarEndLineDayEntry 9 }

sonetFarEndLineDayUASs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end line unavailable second (UAS-LFE) is a count of
        1-second intervals for which the SONET line was unavailable
        during a previous 1-day interval.  The SONET line becomes
        unavailable at the onset of 10 contiguous SES-LEFs.  The 10
        SES-LEFs are included in unavailable time.  Once unavailable,
        the SONET line becomes available at the onset of 10 contiguous
        seconds with no SES-LEFs.  The 10 seconds with no SES-LEFs are
        excluded from unavailable time."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.4.1."
    ::= { sonetFarEndLineDayEntry 10 }

sonetFarEndLineDayFCs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end line failures count."
    REFERENCE   "ANSI T1.231-1997 clause 8.3.7."
    ::= { sonetFarEndLineDayEntry 11 }

sonetFarEndLineDayTcaFlag OBJECT-TYPE
    SYNTAX  TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
       "TRUE if one of the counters crossed the
       threshold during the day."
    ::= { sonetFarEndLineDayEntry 12 }

sonetFarEndLineDayReset OBJECT-TYPE
    SYNTAX  INTEGER
    MAX-ACCESS  read-write
    STATUS  current
    DESCRIPTION
       "Writing this object reset the PM counters of this interval."
    ::= { sonetFarEndLineDayEntry 13 }


-- *********************************************************************
--  SONET STS-Path group object definitions.
--
--  SONET STS-Path default threshold value object definitions.  These
--  default values apply to both near-end and far-end Path interfaces.
-- *********************************************************************

sonetPathDefaultThresholdTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetPathDefaultThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The table of default thresholds for SONET Path counters."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSupPath 1 }

sonetPathDefaultThresholdEntry OBJECT-TYPE
    SYNTAX      SonetPathDefaultThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the table of default thresholds.  The table has a
        variable for each counter type and accumulation period
        combination, but uses indexes to indetify the digital signal
        direction and rate.  The agent must provide a set of default
        threshold values for all rates that the NE supports.  The agent
        may make these variables read-only."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    INDEX     { sonetPathDefaultThresholdDirection,
                sonetPathDefaultThresholdRate }
    ::= { sonetPathDefaultThresholdTable 1 }

SonetPathDefaultThresholdEntry ::=
    SEQUENCE {
        sonetPathDefaultThresholdDirection  INTEGER,
        sonetPathDefaultThresholdRate       INTEGER,
        sonetPathDefaultCVThreshold         INTEGER,
        sonetPathDefaultESThreshold         INTEGER,
        sonetPathDefaultSESThreshold        INTEGER,
        sonetPathDefaultUASThreshold        INTEGER,
        sonetPathDefaultDayCVThreshold      INTEGER,
        sonetPathDefaultDayESThreshold      INTEGER,
        sonetPathDefaultDaySESThreshold     INTEGER,
        sonetPathDefaultDayUASThreshold     INTEGER
    }

sonetPathDefaultThresholdDirection OBJECT-TYPE
    SYNTAX      INTEGER {
                    nearEnd(1),
                    farEnd(2)
                }
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The digital signal direction for which the default threshold
        values apply."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetPathDefaultThresholdEntry 1 }

sonetPathDefaultThresholdRate OBJECT-TYPE
    SYNTAX      INTEGER {
                    sts1(1),
                    sts3(2),
                    sts12(3),
                    sts24(4),
                    sts48(5),
                    sts192(6)
                }
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The path digital signal rate for which the default threshold
        values apply."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetPathDefaultThresholdEntry 2 }

sonetPathDefaultCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET CV-P and CV-PFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetPathDefaultThresholdEntry 3 }

sonetPathDefaultESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET ES-P and ES-PFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetPathDefaultThresholdEntry 4 }

sonetPathDefaultSESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET SES-P and SES-PFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetPathDefaultThresholdEntry 7 }

sonetPathDefaultUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET UAS-P and UAS-PFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetPathDefaultThresholdEntry 8 }

sonetPathDefaultDayCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET CV-P and CV-PFE counter 1-day
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetPathDefaultThresholdEntry 16 }

sonetPathDefaultDayESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET ES-P and ES-PFE counter 1-day
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetPathDefaultThresholdEntry 17 }

sonetPathDefaultDaySESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET SES-P and SES-PFE counter 1-day
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetPathDefaultThresholdEntry 20 }

sonetPathDefaultDayUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET UAS-P and UAS-PFE counter 1-day
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetPathDefaultThresholdEntry 21 }


-- *********************************************************************
--  SONET Path threshold value object definitions.  This table is an
--  extension to the sonetPathCurrentTable found in the SONET-MIB.
-- *********************************************************************
sonetPathThresholdTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetPathThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The table of trap threshold values for SONET Path counters."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSupPath 2 }

sonetPathThresholdEntry OBJECT-TYPE
    SYNTAX      SonetPathThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the table of SONET Path trap thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    INDEX    { ifIndex,
    		   sonetPathThresholdDirection }
    ::= { sonetPathThresholdTable 1 }

SonetPathThresholdEntry ::=
    SEQUENCE {
        sonetPathThresholdDirection         INTEGER,
        sonetPathCurrentCVThreshold         INTEGER,
        sonetPathCurrentESThreshold         INTEGER,
        sonetPathCurrentSESThreshold        INTEGER,
        sonetPathCurrentUASThreshold        INTEGER,
        sonetPathDayCVThreshold             INTEGER,
        sonetPathDayESThreshold             INTEGER,
        sonetPathDaySESThreshold            INTEGER,
        sonetPathDayUASThreshold            INTEGER
    }

sonetPathThresholdDirection OBJECT-TYPE
    SYNTAX      INTEGER {
                    nearEnd(1),
                    farEnd(2)
                }
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The digital signal direction for which the threshold
        values apply."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetPathThresholdEntry 1 }

sonetPathCurrentCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval CV-P and CV-PFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetPathThresholdEntry 2 }

sonetPathCurrentESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval ES-P and ES-PFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetPathThresholdEntry 3 }

sonetPathCurrentSESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval SES-P and SES-PFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetPathThresholdEntry 4 }

sonetPathCurrentUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval UAS-P and UAS-PFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetPathThresholdEntry 5 }

sonetPathDayCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 1-day CV-P
        and CV-PFE counters.  A value of zero indicates that the default
        threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetPathThresholdEntry 6 }

sonetPathDayESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 1-day ES-P
        and ES-PFE counters.  A value of zero indicates that the default
        threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetPathThresholdEntry 7 }


sonetPathDaySESThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 1-day
        SES-P and SES-PFE counters.  A value of zero indicates that the
        default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetPathThresholdEntry 8 }

sonetPathDayUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER 
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 1-day
        UAS-P and UAS-PFE counters.  A value of zero indicates that the
        default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetPathThresholdEntry 9 }


-- *******************************************************************
--  The SONET Path Day Table.
-- *******************************************************************

sonetPathDayTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetPathDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The SONET Path Day table.  Contains performance statistics
        collected by each SONET Path over multiple 1-day
        intervals of operation."
    ::= { sonetSupPath 17 }

sonetPathDayEntry OBJECT-TYPE
    SYNTAX      SonetPathDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the SONET Path Day table."
    INDEX       { ifIndex, sonetPathDayNumber }
    ::= { sonetPathDayTable 1 }

SonetPathDayEntry ::=
    SEQUENCE {
        sonetPathDayNumber      INTEGER,
        sonetPathDayStartTime   DateAndTime,
        sonetPathDayValidData   TruthValue,
        sonetPathDayCVs         PerfTotalCount,
        sonetPathDayESs         PerfTotalCount,
        sonetPathDaySESs        PerfTotalCount,
        sonetPathDayUASs        PerfTotalCount,
        sonetPathDayFCs         PerfTotalCount,
        sonetPathDayTcaFlag     TruthValue, 
        sonetPathDayEBs			PerfTotalCount,
        sonetPathDayReset       INTEGER
    }

sonetPathDayNumber OBJECT-TYPE
    SYNTAX      INTEGER (1..33)
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "A number which identifies the 1-day interval for which the set
        of near-end path related statistics is available.  The number is
        between 1 and n, where n is the number of 1-day intervals
        supported by the agent.  The interval identified by 1 is the
        current 1-day interval, 2 is the previous (most recently
        completed) 1-day interval and n is the least recently completed
        1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.1."
    ::= { sonetPathDayEntry 1 }

sonetPathDayStartTime OBJECT-TYPE
    SYNTAX      DateAndTime
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "This variable indicates the date and time at which the 1-day
        interval of measurements began on this interface."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.1."
    ::= { sonetPathDayEntry 2 }

sonetPathDayValidData OBJECT-TYPE
    SYNTAX      TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
        "This variable assumes the value true(1) if the data stored for
        this interval is both valid and complete.  It is set to false(2)
        if the data stored for this interval is incomplete or otherwise
        invalid because (a) the data stored for this interval is for a
        period greater or less than 24 hours, or (b) some data is
        missing."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.2."
    ::= { sonetPathDayEntry 3 }

sonetPathDayCVs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The path code violation (CV-P) count is the number of BIP-8
        errors which were detected at the STS-path layer interface in a
        previous 1-day interval.  CVs for the path layer are collected
        using the BIP-8 in the B3 byte located in the STS-path
        overhead."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.1.1."
    ::= { sonetPathDayEntry 5 }

sonetPathDayESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The path errored second (ES-P) count is the number of 1-second
        intervals containing one or more EDC error (B3 byte), or one or
        more AIS-P, LOP-P, TIM-P or UNEQ-P defects which were
        encountered by the SONET path layer interface in a previous
        1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.2."
    ::= { sonetPathDayEntry 6 }


sonetPathDaySESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The path severely errored second (SES-P) is a count of 1-second
        intervals containing sonetSevereErrorThreshold or more EDC error
        (B3 byte), or one or more AIS-P, LOP-P, TIM-P or UNEQ-P defects
        which were encountered by the SONET path layer interface in a
        previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.5."
    ::= { sonetPathDayEntry 9 }

sonetPathDayUASs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The path unavailable second (UAS-P) is a count of 1-second
        intervals for which the SONET STS-path was unavailable during a
        previous 1-day interval.  The SONET STS-path becomes unavailable
        at the onset of 10 contiguous SES-Ps.  The 10 SES-Ps are
        included in unavailable time.  Once unavailable, the SONET
        STS-path becomes available at the onset of 10 contiguous seconds
        with no SES-Ps.  The 10 seconds with no SES-Ps are excluded from
        unavailable time."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.6."
    ::= { sonetPathDayEntry 10 }

sonetPathDayFCs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The number path failures count during a day."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.6."
    ::= { sonetPathDayEntry 11 }

sonetPathDayTcaFlag OBJECT-TYPE
    SYNTAX  TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
       "TRUE if one of the counters crossed the
       threshold during the day."
    ::= { sonetPathDayEntry 12 }

sonetPathDayEBs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The number path blocks in which one or more bits are in error counted during a day."
    REFERENCE   "ITU-G.826"
    ::= { sonetPathDayEntry 13 }

sonetPathDayReset OBJECT-TYPE
    SYNTAX  INTEGER
    MAX-ACCESS  read-write
    STATUS  current
    DESCRIPTION
       "Writing this object reset the PM counters of this interval."
    ::= { sonetPathDayEntry 14 }


-- *******************************************************************
-- The SONET Far End Path Day Table.
-- *******************************************************************

sonetFarEndPathDayTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetFarEndPathDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The SONET Far End Path Day table.  Contains various
        statistics collected by each SONET Far End Path over
        multiple 1-day intervals of operation."
    ::= { sonetSupFarEndPath 3 }

sonetFarEndPathDayEntry OBJECT-TYPE
    SYNTAX      SonetFarEndPathDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
       "An entry in the SONET Far End Path Day table."
    INDEX       { ifIndex, sonetFarEndPathDayNumber }
    ::= { sonetFarEndPathDayTable 1 }

SonetFarEndPathDayEntry ::=
    SEQUENCE {
        sonetFarEndPathDayNumber      INTEGER,
        sonetFarEndPathDayStartTime   DateAndTime,
        sonetFarEndPathDayValidData   TruthValue,
        sonetFarEndPathDayCVs         PerfTotalCount,
        sonetFarEndPathDayESs         PerfTotalCount,
        sonetFarEndPathDaySESs        PerfTotalCount,
        sonetFarEndPathDayUASs        PerfTotalCount,
        sonetFarEndPathDayFCs         PerfTotalCount,
        sonetFarEndPathDayTcaFlag     TruthValue,
        sonetFarEndPathDayEBs         PerfTotalCount,
        sonetFarEndPathDayReset       INTEGER
    }

sonetFarEndPathDayNumber OBJECT-TYPE
    SYNTAX      INTEGER (1..4)
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "A number which identifies the 1-day interval for which the set
        of far-end path related statistics is available.  The number is
        between 1 and n, where n is the number of 1-day intervals
        supported by the agent.  The interval identified by 1 is the
        current 1-day interval, 2 is the previous (most recently
        completed) 1-day interval and n is the least recently completed
        1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.1."
    ::= { sonetFarEndPathDayEntry 1 }

sonetFarEndPathDayStartTime OBJECT-TYPE
    SYNTAX      DateAndTime
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "This variable indicates the date and time at which the current
        interval of measurements began."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.1."
    ::= { sonetFarEndPathDayEntry 2 }

sonetFarEndPathDayValidData OBJECT-TYPE
    SYNTAX      TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
        "This variable assumes the value true(1) if the data stored for
        this interval is both valid and complete.  It is set to false(2)
        if the data stored for this interval is incomplete or otherwise
        invalid because (a) the data stored for this interval is for a
        period greater or less than 24 hours, or (b) some data is
        missing (e.g., when a near-end defect prevents some far-end data
        from being collected)."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.2."
    ::= { sonetFarEndPathDayEntry 3 }

sonetFarEndPathDayCVs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end path code violation (CV-PFE) count is the number
        of REI-Ps (bit 1-4 in G1 byte) which were detected at the
        SONET STS-path layer interface in a previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.6."
    ::= { sonetFarEndPathDayEntry 5 }

sonetFarEndPathDayESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end path errored second (ES-PFE) count is the number of
        1-second intervals containing one or more REDC-P, or one or more
        RDI-P, ERDI-P server or ERDI-P connectivity defects which were
        encountered by the SONET STS-path layer interface in a previous
        1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.6."
    ::= { sonetFarEndPathDayEntry 6 }

sonetFarEndPathDaySESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end path severely errored second (SES-PFE) is a count
        of 1-second intervals containing sonetSevereErrorThreshold or
        more REDC-Ps or one or more RDI-P, ERDI-P server or ERDI-P
        connectivity defects which were detected by the SONET STS-path
        layer interface in a previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5."
   ::= { sonetFarEndPathDayEntry 9 }

sonetFarEndPathDayUASs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end path unavailable second (UAS-PFE) is a count of
        1-second intervals for which the SONET STS-path was unavailable
        during a previous 1-day interval.  The SONET STS-path becomes
        unavailable at the onset of 10 contiguous SES-PFEs.  The 10
        SES-PFEs are included in unavailable time.  Once unavailable,
        the SONET STS-path becomes available at the onset of 10
        contiguous seconds with no SES-PFEs.  The 10 seconds with no
        SES-PFEs are excluded from unavailable time."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.1."
    ::= { sonetFarEndPathDayEntry 10 }

sonetFarEndPathDayFCs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end path failures count."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.1."
    ::= { sonetFarEndPathDayEntry 11 }

sonetFarEndPathDayTcaFlag OBJECT-TYPE
    SYNTAX  TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
       "TRUE if one of the counters crossed the
       threshold during the day."
    ::= { sonetFarEndPathDayEntry 12 }

sonetFarEndPathDayEBs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The count of far-end path blocks in which one or more bits are in error."
    REFERENCE   "ITU G.826"
    ::= { sonetFarEndPathDayEntry 13 }

sonetFarEndPathDayReset OBJECT-TYPE
    SYNTAX  INTEGER
    MAX-ACCESS  read-write
    STATUS  current
    DESCRIPTION
       "Writing this object reset the PM counters of this interval."
    ::= { sonetFarEndPathDayEntry 14 }



-- *********************************************************************
--  SONET VT-Path group object definitions.
--
--  SONET VT-Path default threshold value object definitions.  These
--  default values apply to both near-end and far-end Path interfaces.
-- *********************************************************************

sonetVTDefaultThresholdTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetVTDefaultThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The table of default thresholds for SONET Path counters."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSupVT 1 }

sonetVTDefaultThresholdEntry OBJECT-TYPE
    SYNTAX      SonetVTDefaultThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the table of default thresholds.  The table has a
        variable for each counter type and accumulation period
        combination, but uses indexes to indetify the digital signal
        direction and rate.  The agent must provide a set of default
        threshold values for all rates that the NE supports.  The agent
        may make these variables read-only."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    INDEX     { sonetVTDefaultThresholdDirection,
                sonetVTDefaultThresholdRate }
    ::= { sonetVTDefaultThresholdTable 1 }

SonetVTDefaultThresholdEntry ::=
    SEQUENCE {
        sonetVTDefaultThresholdDirection  INTEGER,
        sonetVTDefaultThresholdRate       INTEGER,
        sonetVTDefaultCVThreshold         INTEGER,
        sonetVTDefaultESThreshold         INTEGER,
        sonetVTDefaultSESThreshold        INTEGER,
        sonetVTDefaultUASThreshold        INTEGER,
        sonetVTDefaultDayCVThreshold      INTEGER,
        sonetVTDefaultDayESThreshold      INTEGER,
        sonetVTDefaultDaySESThreshold     INTEGER,
        sonetVTDefaultDayUASThreshold     INTEGER
    }

sonetVTDefaultThresholdDirection OBJECT-TYPE
    SYNTAX      INTEGER {
                    nearEnd(1),
                    farEnd(2)
                }
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The digital signal direction for which the default threshold
        values apply."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetVTDefaultThresholdEntry 1 }

sonetVTDefaultThresholdRate OBJECT-TYPE
    SYNTAX      INTEGER {
                    vt1dot5(1),
                    vtg(2)
                }
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The path digital signal rate for which the default threshold
        values apply."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetVTDefaultThresholdEntry 2 }

sonetVTDefaultCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER (1..16383)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET CV-V and CV-VFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetVTDefaultThresholdEntry 3 }

sonetVTDefaultESThreshold OBJECT-TYPE
    SYNTAX      INTEGER (1..900)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET ES-V and ES-VFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetVTDefaultThresholdEntry 4 }

sonetVTDefaultSESThreshold OBJECT-TYPE
    SYNTAX      INTEGER (1..900)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET SES-V and SES-VFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetVTDefaultThresholdEntry 5 }

sonetVTDefaultUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER (1..900)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET UAS-V and UAS-VFE counter 15-minute
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetVTDefaultThresholdEntry 6 }

sonetVTDefaultDayCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER (1..1048575)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET CV-V and CV-VFE counter 1-day
        interval thresholds."

    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetVTDefaultThresholdEntry 7 }

sonetVTDefaultDayESThreshold OBJECT-TYPE
    SYNTAX      INTEGER (1..65535)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET ES-V and ES-VFE counter 1-day
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetVTDefaultThresholdEntry 8 }

sonetVTDefaultDaySESThreshold OBJECT-TYPE
    SYNTAX      INTEGER (1..4095)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET SES-V and SES-VFE counter 1-day
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetVTDefaultThresholdEntry 9 }

sonetVTDefaultDayUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER (1..4095)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The default value for SONET UAS-V and UAS-VFE counter 1-day
        interval thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetVTDefaultThresholdEntry 10 }


-- *********************************************************************
--  SONET VT threshold value object definitions.  This table is an
--  extension to the sonetVTCurrentTable found in the SONET-MIB.
-- *********************************************************************

sonetVTThresholdTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetVTThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The table of trap threshold values for SONET Path counters."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    ::= { sonetSupVT 2 }

sonetVTThresholdEntry OBJECT-TYPE
    SYNTAX      SonetVTThresholdEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the table of SONET Path trap thresholds."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    AUGMENTS    { sonetVTCurrentEntry }
    ::= { sonetVTThresholdTable 1 }

SonetVTThresholdEntry ::=
    SEQUENCE {
        sonetVTCurrentCVThreshold         INTEGER,
        sonetVTCurrentESThreshold         INTEGER,
        sonetVTCurrentSESThreshold        INTEGER,
        sonetVTCurrentUASThreshold        INTEGER,
        sonetVTDayCVThreshold             INTEGER,
        sonetVTDayESThreshold             INTEGER,
        sonetVTDaySESThreshold            INTEGER,
        sonetVTDayUASThreshold            INTEGER
    }

sonetVTCurrentCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER (0..900)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval CV-V and CV-VFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetVTThresholdEntry 1 }

sonetVTCurrentESThreshold OBJECT-TYPE
    SYNTAX      INTEGER (0..900)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval ES-V and ES-VFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetVTThresholdEntry 2 }

sonetVTCurrentSESThreshold OBJECT-TYPE
    SYNTAX      INTEGER (0..900)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval SES-V and SES-VFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetVTThresholdEntry 3 }

sonetVTCurrentUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER (0..900)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 15-minute
        interval UAS-V and UAS-VFE counters.  A value of zero indicates
        that the default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetVTThresholdEntry 4 }

sonetVTDayCVThreshold OBJECT-TYPE
    SYNTAX      INTEGER (0..65535)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 1-day CV-V
        and CV-VFE counters.  A value of zero indicates that the default
        threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetVTThresholdEntry 5 }

sonetVTDayESThreshold OBJECT-TYPE
    SYNTAX      INTEGER (0..65535)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 1-day ES-V
        and ES-VFE counters.  A value of zero indicates that the default
        threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetVTThresholdEntry 6 }

sonetVTDaySESThreshold OBJECT-TYPE
    SYNTAX      INTEGER (0..65535)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 1-day
        SES-V and SES-VFE counters.  A value of zero indicates that the
        default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetVTThresholdEntry 7 }

sonetVTDayUASThreshold OBJECT-TYPE
    SYNTAX      INTEGER (0..65535)
    MAX-ACCESS  read-write
    STATUS      current
    DESCRIPTION
        "The trap threshold value for the interface's current 1-day
        UAS-V and UAS-VFE counters.  A value of zero indicates that the
        default threshold value is to be used."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.5.2."
    DEFVAL      { 0 }
    ::= { sonetVTThresholdEntry 8 }


-- *******************************************************************
--  The SONET VT Day Table.
-- *******************************************************************

sonetVTDayTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetVTDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The SONET Path Day table.  Contains performance statistics
        collected by each SONET Path over multiple 1-day
        intervals of operation."
    ::= { sonetSupVT 17 }

sonetVTDayEntry OBJECT-TYPE
    SYNTAX      SonetVTDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "An entry in the SONET Path Day table."
    INDEX       { ifIndex, sonetVTDayNumber }
    ::= { sonetVTDayTable 1 }

SonetVTDayEntry ::=
    SEQUENCE {
        sonetVTDayNumber      INTEGER,
        sonetVTDayStartTime   DateAndTime,
        sonetVTDayValidData   TruthValue,
        sonetVTDayFCs         PerfTotalCount,
        sonetVTDayCVs         PerfTotalCount,
        sonetVTDayESs         PerfTotalCount,
        sonetVTDaySESs        PerfTotalCount,
        sonetVTDayUASs        PerfTotalCount,
        sonetVTDayEBs         PerfTotalCount,
        sonetVTDayTcaFlag     TruthValue,
        sonetVTDayReset       INTEGER
    }

sonetVTDayNumber OBJECT-TYPE
    SYNTAX      INTEGER (1..33)
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "A number which identifies the 1-day interval for which the set
        of near-end path related statistics is available.  The number is
        between 1 and n, where n is the number of 1-day intervals
        supported by the agent.  The interval identified by 1 is the
        current 1-day interval, 2 is the previous (most recently
        completed) 1-day interval and n is the least recently completed
        1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.1."
    ::= { sonetVTDayEntry 1 }

sonetVTDayStartTime OBJECT-TYPE
    SYNTAX      DateAndTime
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "This variable indicates the date and time at which the 1-day
        interval of measurements began on this interface."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.1."
    ::= { sonetVTDayEntry 2 }

sonetVTDayValidData OBJECT-TYPE
    SYNTAX      TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
        "This variable assumes the value true(1) if the data stored for
        this interval is both valid and complete.  It is set to false(2)
        if the data stored for this interval is incomplete or otherwise
        invalid because (a) the data stored for this interval is for a
        period greater or less than 24 hours, or (b) some data is
        missing."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.2."
    ::= { sonetVTDayEntry 3 }

sonetVTDayFCs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The near-end path failure count (FC-V) is the number of
        occurences of near-end path failure events encountered by the
        SONET path layer interface in a previous 1-day interval.  A
        near-end path failure event begins when the first of any of
        LOP-V, AIS-V or UNEQ-V failures is declared; a near-end
        path failure event ends when all LOP-V, AIS-V and UNEQ-V
        failures have cleared."
    REFERENCE   "ANSI T1.231-1997 clause 8.3.8.1."
    ::= { sonetVTDayEntry 4 }

sonetVTDayCVs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The path code violation (CV-V) count is the number of BIP-2
        errors which were detected at the VT-path layer interface in a
        previous 1-day interval.  CVs for the path layer are collected
        using the BIP-2 in the V5 byte located in the VT-path
        overhead."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.1.1."
    ::= { sonetVTDayEntry 5 }

sonetVTDayESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The path errored second (ES-V) count is the number of 1-second
        intervals containing one or more EDC error (V5 byte), or one or
        more AIS-V, LOP-V or UNEQ-V defects which were
        encountered by the SONET path layer interface in a previous
        1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.2."
    ::= { sonetVTDayEntry 6 }

sonetVTDaySESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The path severely errored second (SES-V) is a count of 1-second
        intervals containing sonetSevereErrorThreshold or more EDC error
        (V5 byte), or one or more AIS-V, LOP-V or UNEQ-V defects
        which were encountered by the SONET path layer interface in a
        previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.5."
    ::= { sonetVTDayEntry 7 }

sonetVTDayUASs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The path unavailable second (UAS-V) is a count of 1-second
        intervals for which the SONET VT-path was unavailable during a
        previous 1-day interval.  The SONET VT-path becomes unavailable
        at the onset of 10 contiguous SES-Vs.  The 10 SES-Vs are
        included in unavailable time.  Once unavailable, the SONET
        VT-path becomes available at the onset of 10 contiguous seconds
        with no SES-Vs.  The 10 seconds with no SES-Vs are excluded from
        unavailable time."

    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.6."
    ::= { sonetVTDayEntry 8 }

sonetVTDayEBs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The number VT path blocks in which one or more bits are in error counted during a day."
    REFERENCE   "ITU-G.826"
    ::= { sonetVTDayEntry 9 }

sonetVTDayTcaFlag OBJECT-TYPE
    SYNTAX  TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
       "TRUE if one of the counters crossed the
       threshold during the day."
    ::= { sonetVTDayEntry 10 }

sonetVTDayReset OBJECT-TYPE
    SYNTAX  INTEGER
    MAX-ACCESS  read-write
    STATUS  current
    DESCRIPTION
       "Writing this object reset the PM counters of this interval."
    ::= { sonetVTDayEntry 11 }


-- *******************************************************************
-- The SONET Far End VT Day Table.
-- *******************************************************************

sonetFarEndVTDayTable OBJECT-TYPE
    SYNTAX      SEQUENCE OF SonetFarEndVTDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
        "The SONET Far End Path Day table.  Contains various
        statistics collected by each SONET Far End Path over
        multiple 1-day intervals of operation."
    ::= { sonetSupFarEndVT 3 }

sonetFarEndVTDayEntry OBJECT-TYPE
    SYNTAX      SonetFarEndVTDayEntry
    MAX-ACCESS  not-accessible
    STATUS      current
    DESCRIPTION
       "An entry in the SONET Far End Path Day table."
    INDEX       { ifIndex, sonetFarEndVTDayNumber }
    ::= { sonetFarEndVTDayTable 1 }

SonetFarEndVTDayEntry ::=
    SEQUENCE {
        sonetFarEndVTDayNumber      INTEGER,
        sonetFarEndVTDayStartTime   DateAndTime,
        sonetFarEndVTDayValidData   TruthValue,
        sonetFarEndVTDayFCs         PerfTotalCount,
        sonetFarEndVTDayCVs         PerfTotalCount,
        sonetFarEndVTDayESs         PerfTotalCount,
        sonetFarEndVTDaySESs        PerfTotalCount,
        sonetFarEndVTDayUASs        PerfTotalCount,
        sonetFarEndVTDayEBs         PerfTotalCount,
        sonetFarEndVTDayTcaFlag     TruthValue,
        sonetFarEndVTDayReset       INTEGER
    }

sonetFarEndVTDayNumber OBJECT-TYPE
    SYNTAX      INTEGER (1..4)
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "A number which identifies the 1-day interval for which the set
        of far-end VT-path related statistics is available.  The number is
        between 1 and n, where n is the number of 1-day intervals
        supported by the agent.  The interval identified by 1 is the
        current 1-day interval, 2 is the previous (most recently
        completed) 1-day interval and n is the least recently completed
        1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.1."
    ::= { sonetFarEndVTDayEntry 1 }

sonetFarEndVTDayStartTime OBJECT-TYPE
    SYNTAX      DateAndTime
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "This variable indicates the date and time at which the current
        interval of measurements began."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.1."
    ::= { sonetFarEndVTDayEntry 2 }

sonetFarEndVTDayValidData OBJECT-TYPE
    SYNTAX      TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
        "This variable assumes the value true(1) if the data stored for
        this interval is both valid and complete.  It is set to false(2)
        if the data stored for this interval is incomplete or otherwise
        invalid because (a) the data stored for this interval is for a
        period greater or less than 24 hours, or (b) some data is
        missing (e.g., when a near-end defect prevents some far-end data
        from being collected)."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.2.2."
    ::= { sonetFarEndVTDayEntry 3 }

sonetFarEndVTDayFCs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end path failure count (FC-VFE) is the number of
        occurences of far-end path failure events detected by the SONET
        VT-path layer interface in a previous 1-day interval.  A
        far-end path failure event begins when the first of any remote
        failure indication (RFI-V, RFI-V server, or RFI-V connectivity)
        failure is declared; a far-end path failure event ends when all
        RFI-V, RFI-V server, or RFI-V connectivity failures are
        cleared."
    REFERENCE   "ANSI T1.231-1997 clause 8.3.8.2."
    ::= { sonetFarEndVTDayEntry 4 }

sonetFarEndVTDayCVs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end path code violation (CV-VFE) count is the number
        of REI-Vs (bit 1-4 in G1 byte) which were detected at the
        SONET VT-path layer interface in a previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.6."
    ::= { sonetFarEndVTDayEntry 5 }

sonetFarEndVTDayESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end path errored second (ES-VFE) count is the number of
        1-second intervals containing one or more REDC-V, or one or more
        RDI-V, ERDI-V server or ERDI-V connectivity defects which were
        encountered by the SONET VT-path layer interface in a previous
        1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.6."
    ::= { sonetFarEndVTDayEntry 6 }

sonetFarEndVTDaySESs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end path severely errored second (SES-VFE) is a count
        of 1-second intervals containing sonetSevereErrorThreshold or
        more REDC-Vs or one or more RDI-V, ERDI-V server or ERDI-V
        connectivity defects which were detected by the SONET VT-path
        layer interface in a previous 1-day interval."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5."
   ::= { sonetFarEndVTDayEntry 7 }

sonetFarEndVTDayUASs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The far-end path unavailable second (UAS-VFE) is a count of
        1-second intervals for which the SONET VT-path was unavailable
        during a previous 1-day interval.  The SONET VT-path becomes
        unavailable at the onset of 10 contiguous SES-VFEs.  The 10
        SES-VFEs are included in unavailable time.  Once unavailable,
        the SONET VT-path becomes available at the onset of 10
        contiguous seconds with no SES-VFEs.  The 10 seconds with no
        SES-VFEs are excluded from unavailable time."
    REFERENCE   "ANSI T1.231-1997 clause 8.4.5.1."
    ::= { sonetFarEndVTDayEntry 8 }

sonetFarEndVTDayEBs OBJECT-TYPE
    SYNTAX      PerfTotalCount
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION
        "The number VT path blocks in which one or more bits are in error counted during a day
        detected by the Far End."
    REFERENCE   "ITU-G.826"
    ::= { sonetFarEndVTDayEntry 9 }

sonetFarEndVTDayTcaFlag OBJECT-TYPE
    SYNTAX  TruthValue
    MAX-ACCESS  read-only
    STATUS  current
    DESCRIPTION
       "TRUE if one of the counters crossed the
       threshold during the day."
    ::= { sonetFarEndVTDayEntry 10 }

sonetFarEndVTDayReset OBJECT-TYPE
    SYNTAX  INTEGER
    MAX-ACCESS  read-write
    STATUS  current
    DESCRIPTION
       "Writing this object reset the PM counters of this interval."
    ::= { sonetFarEndVTDayEntry 11 }


-- *********************************************************************
--  SONET notification and notification information definitions.
-- *********************************************************************

sonetTrap               OBJECT IDENTIFIER ::= { sonetSupObjects 6 }

sonetCounterId OBJECT-TYPE
    SYNTAX      OBJECT IDENTIFIER
    MAX-ACCESS  accessible-for-notify
    STATUS      current
    DESCRIPTION
        "The OBJECT IDENTIFIER of the instance of the SONET counter
        that has crossed its threshold."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.3."
    ::= { sonetTrap 1 }

sonetCounterValue OBJECT-TYPE
    SYNTAX      Integer32
    MAX-ACCESS  accessible-for-notify
    STATUS      current
    DESCRIPTION
        "The current value of the SONET counter that has crossed its
        threshold."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.3."
    ::= { sonetTrap 2 }

sonetThresholdCrossing NOTIFICATION-TYPE
    OBJECTS     { sonetCounterId, sonetCounterValue }
    STATUS      current
    DESCRIPTION
        "This notification signifies that a counter has crossed its
        designated threshold.  The term 'threshold crossing' means
        that a threshold has been reached or exceeded.  A threshold
        crossing alert message (trap) signifies a performance
        degredation at or above the preset threshold value."
    REFERENCE   "ANSI T1.231-1997 clause 9.1.3."
    ::= { sonetTrap 3 }


END