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+NETGEAR-QOS-COS-MIB DEFINITIONS ::= BEGIN
+
+IMPORTS
+ MODULE-IDENTITY, OBJECT-TYPE, IpAddress,
+ Integer32, Unsigned32 FROM SNMPv2-SMI
+
+ RowStatus, TEXTUAL-CONVENTION FROM SNMPv2-TC
+ InterfaceIndexOrZero FROM IF-MIB
+ fastPathQOS FROM NETGEAR-QOS-MIB;
+
+ fastPathQOSCOS MODULE-IDENTITY
+ LAST-UPDATED "201101260000Z" -- 26 Jan 2011 12:00:00 GMT
+ ORGANIZATION "Netgear Inc"
+ CONTACT-INFO ""
+ DESCRIPTION
+ "The MIB definitions for Quality of Service - CoS Flex package."
+
+ -- Revision history.
+ REVISION
+ "201101260000Z" -- 26 Jan 2011 12:00:00 GMT
+ DESCRIPTION
+ "Postal address updated."
+ REVISION
+ "201003170000Z" -- 17 Mar 2010 12:00:00 GMT
+ DESCRIPTION
+ "Fixed error in range of agentCosQueueWredDecayExponent."
+ REVISION
+ "200910270000Z" -- 27 Oct 2009 12:00:00 GMT
+ DESCRIPTION
+ "Updated description for agentCosQueueIntfShapingRate object."
+ REVISION
+ "200901060000Z" -- 6 Jan 2009 12:00:00 GMT
+ DESCRIPTION
+ "Added new objects in agentCosQueueMgmtTable with units of percentages, rather than
+ Sixteenths or reciprocal exponentials. Deprecated the replaced objects."
+ REVISION
+ "200809230000Z" -- 23 Sep 2008 12:00:00 GMT
+ DESCRIPTION
+ "Changed object agentCosQueueIntfShapingRate to support configuration of bandwidth as
+ either percent of port speed or kilobits per second units. Systems report which unit
+ applies via a new object agentCosQueueIntfShapingRateUnits object. Added object
+ agentCosQueueIntfShapingRateUnits."
+ REVISION
+ "200712190000Z" -- 19 Dec 2007 12:00:00 GMT
+ DESCRIPTION
+ "Changed objects agentCosQueueIntfShapingRate, agentCosQueueMinBandwidth, and agentCosQueueMaxBandwidth to allow
+ an increment of 1 percent rather than 5 percent."
+ REVISION
+ "200705230000Z" -- 23 May 2007 12:00:00 GMT
+ DESCRIPTION
+ "Netgear branding related changes."
+ REVISION
+ "200405030000Z" -- 3 May 2004 12:00:00 GMT
+ DESCRIPTION
+ "Initial revision."
+ ::= { fastPathQOS 3 }
+
+ PercentByFives ::= TEXTUAL-CONVENTION
+ STATUS current
+ DESCRIPTION
+ "An unsigned integer representing a value expressed
+ as a percentage with five percent increments."
+ SYNTAX Unsigned32 (0|5|10|15|20|25|30|35|40|45|50|55|60|65|70|75|80|85|90|95|100)
+
+ Percent ::= TEXTUAL-CONVENTION
+ STATUS current
+ DESCRIPTION
+ "An unsigned integer representing a value expressed
+ as a percentage with one percent increments."
+ SYNTAX Unsigned32 (0..100)
+
+ Sixteenths ::= TEXTUAL-CONVENTION
+ STATUS current
+ DESCRIPTION
+ "An unsigned integer representing the numerator of a
+ value expressing a fraction in terms of sixteenths
+ (0/16, 1/16, 2/16, up to 16/16)."
+ SYNTAX Unsigned32 (0..16)
+
+--*********************************************************************
+-- agentCosMapCfgGroup
+--
+-- Note: System-wide configuration is supported for this
+-- group by using an index value of 0.
+--*********************************************************************
+ agentCosMapCfgGroup OBJECT IDENTIFIER ::= { fastPathQOSCOS 1 }
+
+ -- IP Precedence mapping table (global and per-port)
+ agentCosMapIpPrecTable OBJECT-TYPE
+ SYNTAX SEQUENCE OF AgentCosMapIpPrecEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "A table mapping evaluated IP precedence to Traffic
+ Class for a specific physical port. Traffic class
+ is a number in the range
+ (0..(dot1dPortNumTrafficClasses-1))."
+
+ ::= { agentCosMapCfgGroup 1 }
+
+ agentCosMapIpPrecEntry OBJECT-TYPE
+ SYNTAX AgentCosMapIpPrecEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "IP Precedence to Traffic Class mapping for a port."
+ INDEX { agentCosMapIpPrecIntfIndex, agentCosMapIpPrecValue }
+ ::= { agentCosMapIpPrecTable 1 }
+
+ AgentCosMapIpPrecEntry ::=
+ SEQUENCE {
+ agentCosMapIpPrecIntfIndex
+ InterfaceIndexOrZero,
+ agentCosMapIpPrecValue
+ Unsigned32,
+ agentCosMapIpPrecTrafficClass
+ Unsigned32
+ }
+
+ agentCosMapIpPrecIntfIndex OBJECT-TYPE
+ SYNTAX InterfaceIndexOrZero
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "This is a unique index for an entry in the
+ agentCosMapIpPrecTable. A non-zero value indicates
+ the ifIndex for the corresponding interface entry
+ in the ifTable. A value of zero represents global
+ configuration, which in turn causes all interface
+ entries to be updated for a set operation, or
+ reflects the most recent global setting for a get
+ operation."
+
+ ::= { agentCosMapIpPrecEntry 1 }
+
+ agentCosMapIpPrecValue OBJECT-TYPE
+ SYNTAX Unsigned32 (0..7)
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "The IP precedence value contained in the received
+ frame. This value is only indicated in IP packets,
+ but is independent of both media-type and frame
+ tagging.
+
+ Non-IP packets are handled in accordance with the
+ dot1dPortDefaultUserPriority value of the ingress
+ port."
+
+ ::= { agentCosMapIpPrecEntry 2 }
+
+ agentCosMapIpPrecTrafficClass OBJECT-TYPE
+ SYNTAX Unsigned32 (0..7)
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "Traffic class priority queue the received frame is
+ mapped to. This represents the actual configuration
+ setting the port is using."
+
+ ::= { agentCosMapIpPrecEntry 3 }
+
+
+ -- IP DSCP mapping table (global and per-port)
+ agentCosMapIpDscpTable OBJECT-TYPE
+ SYNTAX SEQUENCE OF AgentCosMapIpDscpEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "A table mapping evaluated IP DSCP to Traffic Class
+ for a specific physical port. Traffic class is a
+ number in the range
+ (0..(dot1dPortNumTrafficClasses-1))."
+
+ ::= { agentCosMapCfgGroup 2 }
+
+ agentCosMapIpDscpEntry OBJECT-TYPE
+ SYNTAX AgentCosMapIpDscpEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "IP DSCP to Traffic Class mapping for a port."
+ INDEX { agentCosMapIpDscpIntfIndex, agentCosMapIpDscpValue }
+ ::= { agentCosMapIpDscpTable 1 }
+
+ AgentCosMapIpDscpEntry ::=
+ SEQUENCE {
+ agentCosMapIpDscpIntfIndex
+ InterfaceIndexOrZero,
+ agentCosMapIpDscpValue
+ Unsigned32,
+ agentCosMapIpDscpTrafficClass
+ Unsigned32
+ }
+
+ agentCosMapIpDscpIntfIndex OBJECT-TYPE
+ SYNTAX InterfaceIndexOrZero
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "This is a unique index for an entry in the
+ agentCosMapIpDscpTable. A non-zero value indicates
+ the ifIndex for the corresponding interface entry
+ in the ifTable. A value of zero represents global
+ configuration, which in turn causes all interface
+ entries to be updated for a set operation, or
+ reflects the most recent global setting for a get
+ operation."
+
+ ::= { agentCosMapIpDscpEntry 1 }
+
+ agentCosMapIpDscpValue OBJECT-TYPE
+ SYNTAX Unsigned32 (0..63)
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "The IP DSCP value contained in the received frame.
+ This value is only indicated in IP packets, but is
+ independent of both media-type and frame tagging.
+
+ Non-IP packets are handled in accordance with the
+ dot1dPortDefaultUserPriority value of the ingress
+ port."
+
+ ::= { agentCosMapIpDscpEntry 2 }
+
+ agentCosMapIpDscpTrafficClass OBJECT-TYPE
+ SYNTAX Unsigned32 (0..7)
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "Traffic class priority queue the received frame is
+ mapped to."
+
+ ::= { agentCosMapIpDscpEntry 3 }
+
+
+ -- Interface trust mode (global and per-port)
+ agentCosMapIntfTrustTable OBJECT-TYPE
+ SYNTAX SEQUENCE OF AgentCosMapIntfTrustEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "Specifies the interface trust mode of operation for
+ a port. The trust mode setting determines which COS
+ mapping table is used for directing ingress packets
+ to a Traffic Class."
+
+ ::= { agentCosMapCfgGroup 3 }
+
+ agentCosMapIntfTrustEntry OBJECT-TYPE
+ SYNTAX AgentCosMapIntfTrustEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "COS interface trust mode."
+ INDEX { agentCosMapIntfTrustIntfIndex }
+ ::= { agentCosMapIntfTrustTable 1 }
+
+ AgentCosMapIntfTrustEntry ::=
+ SEQUENCE {
+ agentCosMapIntfTrustIntfIndex
+ InterfaceIndexOrZero,
+ agentCosMapIntfTrustMode
+ INTEGER,
+ agentCosMapUntrustedTrafficClass
+ Unsigned32
+ }
+
+ agentCosMapIntfTrustIntfIndex OBJECT-TYPE
+ SYNTAX InterfaceIndexOrZero
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "This is a unique index for an entry in the
+ agentCosMapIntfTrustTable. A non-zero value indicates
+ the ifIndex for the corresponding interface entry
+ in the ifTable. A value of zero represents global
+ configuration, which in turn causes all interface
+ entries to be updated for a set operation, or
+ reflects the most recent global setting for a get
+ operation."
+
+ ::= { agentCosMapIntfTrustEntry 1 }
+
+ agentCosMapIntfTrustMode OBJECT-TYPE
+ SYNTAX INTEGER {
+ untrusted(1),
+ trustDot1p(2),
+ trustIpPrecedence(3),
+ trustIpDscp(4)
+ }
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "The class of service trust mode of an interface.
+ When set to a trusted mode, the appropriate COS
+ mapping table is used as follows:
+
+ trustDot1p(2) : dot1dTrafficClassTable
+ trustIpPrecedence(3): agentCosMapIpPrecTable
+ trustIpDscp(4): agentCosMapIpDscpTable
+
+ For an untrusted(1) interface, packets are handled in
+ accordance with the dot1dPortDefaultUserPriority value
+ of the ingress port."
+
+ ::= { agentCosMapIntfTrustEntry 2 }
+
+ agentCosMapUntrustedTrafficClass OBJECT-TYPE
+ SYNTAX Unsigned32
+ MAX-ACCESS read-only
+ STATUS current
+ DESCRIPTION
+ "The traffic class (i.e. hardware queue) to which all
+ untrusted traffic is assigned. This includes all
+ traffic when the agentCosMapIntfTrustMode is set to
+ untrusted(1), or just non-IP packets when in
+ trustIpPrecedence(3) or trustIpDscp(4) modes.
+
+ This is a read-only object that reflects the current setting
+ of the dot1dPortDefaultUserPriority object as mapped
+ to a traffic class through the dot1dTrafficClassEntry."
+ ::= { agentCosMapIntfTrustEntry 3 }
+
+
+
+--*********************************************************************
+-- agentCosQueueCfgGroup
+--
+-- Note: System-wide configuration is supported for this
+-- group by using an index value of 0.
+--*********************************************************************
+agentCosQueueCfgGroup OBJECT IDENTIFIER ::= { fastPathQOSCOS 2 }
+
+ agentCosQueueNumQueuesPerPort OBJECT-TYPE
+ SYNTAX Unsigned32
+ MAX-ACCESS read-only
+ STATUS current
+ DESCRIPTION
+ "The number of configurable COS queues per port
+ supported by the hardware device."
+ ::= { agentCosQueueCfgGroup 1 }
+
+ agentCosQueueNumDropPrecedenceLevels OBJECT-TYPE
+ SYNTAX Unsigned32
+ MAX-ACCESS read-only
+ STATUS current
+ DESCRIPTION
+ "The number of distinct drop precedence levels per
+ queue supported by the hardware device. These levels
+ are typically used when configuring the queue
+ management tail drop and WRED parameters."
+ ::= { agentCosQueueCfgGroup 2 }
+
+ -- Control table for managing queue configuration for the interface
+ agentCosQueueControlTable OBJECT-TYPE
+ SYNTAX SEQUENCE OF AgentCosQueueControlEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "Table of class-of-service queue configuration
+ controls for the specified interface."
+ ::= { agentCosQueueCfgGroup 3 }
+
+ agentCosQueueControlEntry OBJECT-TYPE
+ SYNTAX AgentCosQueueControlEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "Provides a general control mechanism that affects
+ all queues on a given interface."
+ INDEX { agentCosQueueIntfIndex }
+ ::= { agentCosQueueControlTable 1 }
+
+ AgentCosQueueControlEntry ::= SEQUENCE {
+ agentCosQueueIntfIndex
+ InterfaceIndexOrZero,
+ agentCosQueueIntfShapingRate
+ Unsigned32,
+ agentCosQueueMgmtTypeIntf
+ INTEGER,
+ agentCosQueueWredDecayExponent
+ Unsigned32,
+ agentCosQueueDefaultsRestore
+ INTEGER,
+ agentCosQueueIntfShapingRateUnits
+ INTEGER
+ }
+
+ agentCosQueueIntfIndex OBJECT-TYPE
+ SYNTAX InterfaceIndexOrZero
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "This is a unique index for an entry in the
+ agentCosQueueControlTable, agentCosQueueTable,
+ or agentCosQueueMgmtTable. A non-zero value indicates
+ the ifIndex for the corresponding interface entry
+ in the ifTable. A value of zero represents global
+ configuration, which in turn causes all interface
+ entries to be updated for a set operation, or
+ reflects the most recent global setting for a get
+ operation."
+
+ ::= { agentCosQueueControlEntry 1 }
+
+ agentCosQueueIntfShapingRate OBJECT-TYPE
+ SYNTAX Unsigned32
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "Maximum bandwidth allowed for this interface as a
+ whole, typically used to shape the outbound
+ transmission rate. The value is specified in terms
+ of percentage of overall link speed for the port in
+ 1% increments. A value of 0 means there is no
+ maximum bandwidth limit in effect and that the
+ interface is allowed to transmit up to its maximum
+ line rate (i.e., work conserving method).
+ The default value is 0.
+
+ When set to a non-zero value, the interface is
+ restricted to using at most the bandwidth specified
+ in this object for the outbound transmission rate
+ (i.e., non-work-conserving method). This bandwidth
+ value is independent of any per-queue maximum
+ bandwidth value(s) in effect for the interface, as
+ specified in the agentCosQueueMaxBandwidth ohject,
+ and should be considered as a second-level
+ transmission rate control mechanism that regulates
+ the output of the entire interface regardless of
+ which queues originate the outbound traffic.
+
+ Valid value ranges depend on the value returned by
+ object agentCosQueueIntfShapingRateUnits. If that
+ object returns percent(1), agentCosQueueIntfShapingRate
+ accepts values 0..100. If that object returns kbps(2),
+ agentCosQueueIntfShapingRate accepts values
+ 0,64..4294967295."
+ DEFVAL { 0 }
+ ::= { agentCosQueueControlEntry 2 }
+
+ agentCosQueueMgmtTypeIntf OBJECT-TYPE
+ SYNTAX INTEGER {
+ taildrop(1),
+ wred(2)
+ }
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "The management technique used for all queues on this
+ interface. If taildrop(1), then all new packets
+ presented to the queues are dropped based on some
+ maximum threshold value(s). If wred(2), then an
+ active queue management scheme is employed whereby
+ packet drop precedence is considered during times of
+ queue congestion using WRED parameters. The
+ necessary queue management parameters are specified
+ in the agentCosQueueMgmtTable for the corresponding
+ agentCosQueueIntfIndex value. The default for this
+ object is taildrop(1).
+
+ Implementations that support this object but do not
+ support weighted RED must return taildrop(1) for this
+ value and must not allow a value of wred(2) to be set."
+ DEFVAL { taildrop }
+ ::= { agentCosQueueControlEntry 3 }
+
+ agentCosQueueWredDecayExponent OBJECT-TYPE
+ SYNTAX Unsigned32 (0..15)
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "The decay exponent value used with the weighted
+ random early discard (WRED) algorithm to determine
+ how quickly the average queue length calculation
+ reacts to the current length of the queue. A higher
+ value produces a slower response, meaning previously
+ sampled queue length values are factored into the
+ calculation for a longer period of time. The default
+ value is 9.
+
+ Use caution when changing this value from its
+ default. If set too low, short traffic bursts can
+ cause WRED to drop too many packets. If set too
+ high, WRED might not detect queue congestion in a
+ timely manner and becomes ineffective. The default
+ value should be sufficient for most users.
+
+ This object value is only used when the
+ agentCosQueueMgmtType is set to wred(2) and is
+ otherwise ignored."
+ DEFVAL { 9 }
+ ::= { agentCosQueueControlEntry 4 }
+
+ agentCosQueueDefaultsRestore OBJECT-TYPE
+ SYNTAX INTEGER {
+ enable(1),
+ disable(2)
+ }
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "Causes the default values to be restored for all COS
+ queue objects defined for this interface. This
+ includes objects in the following tables:
+ agentCosQueueTable
+ agentCosQueueMgmtTable
+
+ This object always reads as disable(2). This object may
+ only be set to enable(1), which immediately causes the
+ default value restoration action as described above.
+ In essence, this models a momentary-style push button
+ switch that triggers a restoration of the original
+ default values for all affected objects."
+ ::= { agentCosQueueControlEntry 5 }
+
+ agentCosQueueIntfShapingRateUnits OBJECT-TYPE
+ SYNTAX INTEGER {
+ percent(1),
+ kbps(2)
+ }
+ MAX-ACCESS read-only
+ STATUS current
+ DESCRIPTION
+ "Gets the units of the threshold value to percentage of
+ port speed or kilobits per second (kbps)."
+ DEFVAL { percent }
+ ::= { agentCosQueueControlEntry 6 }
+
+
+ -- Queue table for specifying attributes of each COS queue on an interface
+ agentCosQueueTable OBJECT-TYPE
+ SYNTAX SEQUENCE OF AgentCosQueueEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "Table of class-of-service queue configuration
+ parameters for the specified interface."
+ ::= { agentCosQueueCfgGroup 4 }
+
+ agentCosQueueEntry OBJECT-TYPE
+ SYNTAX AgentCosQueueEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "Each entry describes a single class-of-service (COS)
+ queue for a given Interface Index. The number of
+ configurable COS queues for an interface vary based
+ on device capabilities.
+
+ All objects defined for this table entry contain a
+ default value corresponding to a typical,
+ non-preferential treatment of packets traversing the
+ interface's COS queues."
+ INDEX { agentCosQueueIntfIndex, agentCosQueueIndex }
+ ::= { agentCosQueueTable 1 }
+
+ AgentCosQueueEntry ::= SEQUENCE {
+ agentCosQueueIndex
+ Unsigned32,
+ agentCosQueueSchedulerType
+ INTEGER,
+ agentCosQueueMinBandwidth
+ Percent,
+ agentCosQueueMaxBandwidth
+ Percent,
+ agentCosQueueMgmtType
+ INTEGER
+ }
+
+ agentCosQueueIndex OBJECT-TYPE
+ SYNTAX Unsigned32
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "The COS queue index, numbered 0 to (n-1), where n is
+ the total number of configurable interface queues for
+ the device as indicated by agentCosQueueNumQueuesPerPort.
+ In general, a higher numbered queue index is used to
+ support higher priority traffic, although actual
+ operation may be altered via configuration through
+ this table."
+ ::= { agentCosQueueEntry 1 }
+
+ agentCosQueueSchedulerType OBJECT-TYPE
+ SYNTAX INTEGER {
+ strict(1),
+ weighted(2)
+ }
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "The type of scheduling used for this queue. If
+ strict(1), then all traffic placed on this queue is
+ transmitted before any queue with a lower precedence
+ (lower agentCosQueueIndex). A weighted(2) scheme
+ gives this queue service relative to other weighted
+ queues based on their relative agentCosQueueMinBandwidth
+ object values. The default is weighted(2)."
+ DEFVAL { weighted }
+ ::= { agentCosQueueEntry 2 }
+
+ agentCosQueueMinBandwidth OBJECT-TYPE
+ SYNTAX Percent
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "Minimum guaranteed bandwidth allotted to this queue.
+ The value is specified in terms of percentage of
+ overall link speed for the port in 1% increments. A
+ value of 0 means there is no guaranteed minimum
+ bandwidth in effect (best-effort service).
+ The default value is 0.
+
+ The sum of all agentCosQueueMinBandwidth object
+ values for the queues on the same interface must not
+ exceed 100%.
+
+ If the agentCosQueueMaxBandwidth corresponding to the
+ same agentCosQueueIndex on this interface is
+ currently set to a non-zero value, then setting this
+ object to a value greater than
+ agentCosQueueMaxBandwidth automatically updates
+ agentCosQueueMaxBandwidth to the same value to
+ maintain a proper relationship between the minimum
+ and maximum queue bandwidth specification.
+
+ The value of this object is ignored when
+ agentCosQueueSchedulerType is set to strict(1)."
+ DEFVAL { 0 }
+ ::= { agentCosQueueEntry 3 }
+
+ agentCosQueueMaxBandwidth OBJECT-TYPE
+ SYNTAX Percent
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "Maximum bandwidth allowed for this queue, typically
+ used to shape the outbound transmission rate. The
+ value is specified in terms of percentage of overall
+ link speed for the port in 1% increments. A value
+ of 0 means there is no maximum bandwidth limit in
+ effect and that the queue is allowed to use any
+ available excess bandwidth (i.e., work conserving
+ method). The default value is 0.
+
+ When set to a non-zero value, the queue is restricted
+ to using at most the bandwidth specified in this
+ object for the outbound transmission rate (i.e.,
+ non-work-conserving method). Any non-zero value set
+ for this object must be equal to or greater than the
+ value of agentCosQueueMinBandwidth for the same
+ agentCosQueueIndex on this interface."
+ DEFVAL { 0 }
+ ::= { agentCosQueueEntry 4 }
+
+ agentCosQueueMgmtType OBJECT-TYPE
+ SYNTAX INTEGER {
+ taildrop(1),
+ wred(2)
+ }
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "The queue depth management technique used when
+ per-queue specification is supported. If
+ taildrop(1), then all new packets presented to the
+ queue are dropped based on some maximum threshold
+ value(s). If wred(2), then an active queue management
+ scheme is employed whereby packet drop precedence is
+ considered during times of queue congestion using
+ WRED parameters. The necessary queue management
+ parameters are specified in the
+ agentCosQueueMgmtEntry for the corresponding
+ agentCosQueueIntfIndex and agentCosQueueIndex values.
+ The default for this object is taildrop(1).
+
+ Implementations that do not support weighted RED must
+ return taildrop(1) for this value and must not allow
+ a value of wred(2) to be set."
+ DEFVAL { taildrop }
+ ::= { agentCosQueueEntry 5 }
+
+
+ -- Queue management table for setting parameters related to queue depth
+ agentCosQueueMgmtTable OBJECT-TYPE
+ SYNTAX SEQUENCE OF AgentCosQueueMgmtEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "Table of class-of-service queue drop precedence
+ configuration parameters. The values in this table
+ are used based on the agentCosQueueMgmtType for the
+ corresponding agentCosQueueIntfIndex and agentCosQueueIndex
+ values. These parameters are specified for each
+ drop precedence level supported within a queue."
+ ::= { agentCosQueueCfgGroup 5 }
+
+ agentCosQueueMgmtEntry OBJECT-TYPE
+ SYNTAX AgentCosQueueMgmtEntry
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "The individual objects in this table are specified
+ for each drop precedence level supported within a
+ particular queue on a given interface. Each object's
+ usage is based on the current setting of the
+ agentCosQueueMgmtType.
+
+ See the individual object descriptions for details."
+ INDEX { agentCosQueueIntfIndex, agentCosQueueIndex, agentCosQueueDropPrecIndex }
+ ::= { agentCosQueueMgmtTable 1 }
+
+ AgentCosQueueMgmtEntry ::= SEQUENCE {
+ agentCosQueueDropPrecIndex
+ Unsigned32,
+ agentCosQueueMgmtTailDropThreshold
+ Sixteenths,
+ agentCosQueueMgmtWredMinThreshold
+ Sixteenths,
+ agentCosQueueMgmtWredMaxThreshold
+ Sixteenths,
+ agentCosQueueMgmtWredDropProbScale
+ Unsigned32,
+ agentCosQueueMgmtPercentTailDropThreshold
+ Percent,
+ agentCosQueueMgmtPercentWredMinThreshold
+ Percent,
+ agentCosQueueMgmtPercentWredMaxThreshold
+ Percent,
+ agentCosQueueMgmtWredDropProbability
+ Percent
+ }
+
+ agentCosQueueDropPrecIndex OBJECT-TYPE
+ SYNTAX Unsigned32
+ MAX-ACCESS not-accessible
+ STATUS current
+ DESCRIPTION
+ "The COS queue drop precedence level, numbered 1 to
+ p, where p is the total number of drop precedences
+ supported per queue, as indicated by
+ agentCosQueueNumDropPrecedenceLevels. This is used as
+ the minor index into the table. Each supported drop
+ precedence level for a queue has its own set of
+ configuration parameters.
+
+ The actual number of drop precedence levels supported
+ depends on the device characteristics. For example,
+ some implementations may allow for three levels of
+ drop precedence (1/2/3, sometimes referred to as
+ green/yellow/red), some may support two levels
+ (1/2, or high/low), while others only one. Some devices
+ use the lowest (highest-numbered) drop precedence
+ level to represent non-TCP traffic."
+ ::= { agentCosQueueMgmtEntry 1 }
+
+ agentCosQueueMgmtTailDropThreshold OBJECT-TYPE
+ SYNTAX Sixteenths
+ MAX-ACCESS read-write
+ STATUS obsolete
+ DESCRIPTION
+ "Tail drop queue threshold above which all packets
+ are dropped for the current drop precedence level.
+ The value specifies the threshold based on a fraction
+ of the overall device queue size in terms of
+ sixteenths (0/16, 1/16, 2/16, ... 16/16). Since device
+ implementations vary, the actual value deployed may
+ be rounded up or down accordingly.
+
+ The default value is calculated from the
+ agentCosQueueIndex and agentCosQueueDropPrecIndex as
+ shown in the following table (values listed for drop
+ precedence levels 1, 2, and 3, respectively):
+ Queue Index 0: 16, 14, 12
+ Queue Index 1: 16, 14, 12
+ Queue Index 2: 16, 14, 12
+ Queue Index 3: 16, 14, 12
+ Queue Index 4: 16, 14, 12
+ Queue Index 5: 16, 14, 12
+ Queue Index 6: 16, 14, 12
+ Queue Index 7: 16, 14, 12
+
+ This object is only used when agentCosQueueMgmtType
+ is set to taildrop(1)."
+ ::= { agentCosQueueMgmtEntry 2 }
+
+ agentCosQueueMgmtWredMinThreshold OBJECT-TYPE
+ SYNTAX Sixteenths
+ MAX-ACCESS read-write
+ STATUS obsolete
+ DESCRIPTION
+ "Weighted RED minimum queue threshold, below which no
+ packets are dropped for the current drop precedence
+ level. The value specifies the threshold based on a
+ fraction of the overall device queue size in terms of
+ sixteenths (0/16, 1/16, 2/16, ... 16/16). Since device
+ implementations vary, the actual value deployed may
+ be rounded up or down accordingly.
+
+ The default value is calculated from the
+ agentCosQueueIndex and agentCosQueueDropPrecIndex as
+ shown in the following table (values listed for drop
+ precedence levels 1, 2, and 3, respectively):
+ Queue Index 0: 8, 6, 4
+ Queue Index 1: 9, 7, 5
+ Queue Index 2: 10, 8, 6
+ Queue Index 3: 11, 9, 7
+ Queue Index 4: 12, 10, 8
+ Queue Index 5: 13, 11, 9
+ Queue Index 6: 14, 12, 10
+ Queue Index 7: 15, 13, 11
+
+ This object is only used when agentCosQueueMgmtType
+ is set to wred(2). Any value set for this object must
+ be equal to or less than the value of
+ agentCosQueueMgmtWredMaxThreshold."
+ ::= { agentCosQueueMgmtEntry 3 }
+
+ agentCosQueueMgmtWredMaxThreshold OBJECT-TYPE
+ SYNTAX Sixteenths
+ MAX-ACCESS read-write
+ STATUS obsolete
+ DESCRIPTION
+ "Weighted RED maximum queue threshold, above which
+ all packets are dropped for the current drop
+ precedence level. The value specifies the threshold
+ based on a fraction the overall device queue size in
+ terms of sixteenths (0/16, 1/16, 2/16, ... 16/16). Since
+ device implementations vary, the actual value
+ deployed may be rounded up or down accordingly.
+
+ The default value is calculated from the
+ agentCosQueueIndex and agentCosQueueDropPrecIndex as
+ shown in the following table (values listed for drop
+ precedence levels 1, 2, and 3, respectively):
+ Queue Index 0: 16, 14, 12
+ Queue Index 1: 16, 14, 12
+ Queue Index 2: 16, 14, 12
+ Queue Index 3: 16, 14, 12
+ Queue Index 4: 16, 14, 12
+ Queue Index 5: 16, 14, 12
+ Queue Index 6: 16, 14, 12
+ Queue Index 7: 16, 14, 12
+
+ This object is only used when agentCosQueueMgmtType
+ is set to wred(2). Any value set for this object must
+ be equal to or greater than the value of
+ agentCosQueueMgmtWredMinThreshold."
+ ::= { agentCosQueueMgmtEntry 4 }
+
+ agentCosQueueMgmtWredDropProbScale OBJECT-TYPE
+ SYNTAX Unsigned32 (1..15)
+ MAX-ACCESS read-write
+ STATUS obsolete
+ DESCRIPTION
+ "A scaling factor used for the WRED calculation to
+ determine the packet drop probability for the current
+ drop precedence level. The value is specified as a
+ number S from 1-15 and is used in the formula: 1/(2**
+ S), meaning one packet is dropped out of every (2**
+ S). Packet dropping begins when
+ agentCosQueueMgmtWredMinThreshold is reached and
+ proceeds linearly up to the (2**S) value specified by
+ this object until the
+ agentCosQueueMgmtWredMaxThreshold is reached, beyond
+ which all packets are dropped. Smaller values of S
+ produce a steeper slope, hence a higher incidence of
+ randomly dropped packets.
+
+ The default value is 10, which corresponds to a drop
+ rate of 1 out of every (2**10)=1024 packets.
+
+ This object is only used when agentCosQueueMgmtType
+ is set to wred(2)."
+ DEFVAL { 10 }
+ ::= { agentCosQueueMgmtEntry 5 }
+
+ agentCosQueueMgmtPercentTailDropThreshold OBJECT-TYPE
+ SYNTAX Percent
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "Tail drop queue threshold above which all packets
+ are dropped for the current drop precedence level.
+ The value specifies the threshold based on a percentage
+ of the overall device queue size. Since device
+ implementations vary, the actual value deployed may
+ be rounded up or down accordingly.
+
+ The default value, for all queues, is 100% for drop
+ precedence 1 and non-TCP traffic, 90% and 80% for
+ drop precedences 2 and 3.
+
+ This object is only used when agentCosQueueMgmtType
+ is set to taildrop(1)."
+ ::= { agentCosQueueMgmtEntry 6 }
+
+ agentCosQueueMgmtPercentWredMinThreshold OBJECT-TYPE
+ SYNTAX Percent
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "Weighted RED minimum queue threshold, below which no
+ packets are dropped for the current drop precedence
+ level. The value specifies the threshold based on a
+ percentage of the overall device queue size. Since device
+ implementations vary, the actual value deployed may
+ be rounded up or down accordingly.
+
+ The default value, for all queues, is 100% for non-TCP
+ traffic, 40%, 30% and 20% for TCP drop precedences 1, 2
+ and 3.
+
+ This object is only used when agentCosQueueMgmtType
+ is set to wred(2). Any value set for this object must
+ be equal to or less than the value of
+ agentCosQueueMgmtPercentWredMaxThreshold."
+ ::= { agentCosQueueMgmtEntry 7 }
+
+ agentCosQueueMgmtPercentWredMaxThreshold OBJECT-TYPE
+ SYNTAX Percent
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "Weighted RED maximum queue threshold, above which
+ all packets are dropped for the current drop
+ precedence level. The value specifies the threshold
+ based on a percentage of the overall device queue size.
+ Since device implementations vary, the actual value
+ deployed may be rounded up or down accordingly.
+
+ The default value, for all queues, is 100% for drop
+ precedence 1 and non-TCP traffic, 90% and 80% for
+ drop precedences 2 and 3.
+
+ This object is only used when agentCosQueueMgmtType
+ is set to wred(2). Any value set for this object must
+ be equal to or greater than the value of
+ agentCosQueueMgmtPercentWredMinThreshold."
+ ::= { agentCosQueueMgmtEntry 8 }
+
+ agentCosQueueMgmtWredDropProbability OBJECT-TYPE
+ SYNTAX Percent
+ MAX-ACCESS read-write
+ STATUS current
+ DESCRIPTION
+ "A scaling factor used for the WRED calculation to
+ determine the packet drop probability for the current
+ drop precedence level. Packet dropping begins when
+ agentCosQueueMgmtWredMinThreshold is reached and
+ proceeds linearly up to the percentage value specified by
+ this object until the agentCosQueueMgmtWredMaxThreshold
+ is reached, beyond which all packets are dropped.
+
+ The default value is 10.
+
+ This object is only used when agentCosQueueMgmtType
+ is set to wred(2)."
+ DEFVAL { 10 }
+ ::= { agentCosQueueMgmtEntry 9 }
+
+
+
+END
generated by cgit v1.2.3 (git 2.46.0) at 2026-02-26 13:42:29 +0000