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RFC 3815

 
 
 

Definitions of Managed Objects for the Multiprotocol Label Switching (MPLS), Label Distribution Protocol (LDP)

Part 3 of 5, p. 34 to 60
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     mplsLdpSessionState OBJECT-TYPE
         SYNTAX      INTEGER {
                        nonexistent(1),
                        initialized(2),
                        openrec(3),
                        opensent(4),
                        operational(5)
                     }
         MAX-ACCESS  read-only
         STATUS      current
         DESCRIPTION
             "The current state of the session, all of the
             states 1 to 5 are based on the state machine
             for session negotiation behavior."
         REFERENCE
             "RFC3036, LDP Specification, Section 2.5.4,
             Initialization State Machine."
         ::= { mplsLdpSessionEntry 2 }

     mplsLdpSessionRole OBJECT-TYPE
         SYNTAX      INTEGER {
                        unknown(1),
                        active(2),
                        passive(3)
                     }
         MAX-ACCESS  read-only
         STATUS      current
         DESCRIPTION
             "During session establishment the LSR/LER takes either
             the active role or the passive role based on address
             comparisons.  This object indicates whether this LSR/LER
             was behaving in an active role or passive role during
             this session's establishment.

             The value of unknown(1), indicates that the role is not
             able to be determined at the present time."
         REFERENCE
             "RFC3036, LDP Specification, Section 2.5.3.,
             Session Initialization"
         ::= { mplsLdpSessionEntry 3 }

     mplsLdpSessionProtocolVersion OBJECT-TYPE
         SYNTAX      Unsigned32(1..65535)
         MAX-ACCESS  read-only
         STATUS      current
         DESCRIPTION
             "The version of the LDP Protocol which
             this session is using.  This is the version of

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             the LDP protocol which has been negotiated
             during session initialization."
         REFERENCE
            "RFC3036, LDP Specification, Section 3.5.3,
            Initialization Message."
         ::= { mplsLdpSessionEntry 4 }

     mplsLdpSessionKeepAliveHoldTimeRem OBJECT-TYPE
         SYNTAX      TimeInterval
         MAX-ACCESS  read-only
         STATUS      current
         DESCRIPTION
             "The keep alive hold time remaining for
             this session."
         ::= { mplsLdpSessionEntry 5 }

        mplsLdpSessionKeepAliveTime OBJECT-TYPE
            SYNTAX      Unsigned32 (1..65535)
            UNITS       "seconds"
            MAX-ACCESS  read-only
            STATUS      current
            DESCRIPTION
                "The negotiated KeepAlive Time which
                represents the amount of seconds between
                keep alive messages.  The
                mplsLdpEntityKeepAliveHoldTimer
                related to this Session is the
                value that was proposed as the
                KeepAlive Time for this session.

                This value is negotiated during
                session initialization between
                the entity's proposed value
                (i.e., the value configured in
                mplsLdpEntityKeepAliveHoldTimer)
                and the peer's proposed
                KeepAlive Hold Timer value.
                This value is the smaller
                of the two proposed values."
            REFERENCE
               "RFC3036, LDP Specification, Section 3.5.3,
               Initialization Message."
            ::= { mplsLdpSessionEntry 6 }

        mplsLdpSessionMaxPduLength OBJECT-TYPE
            SYNTAX      Unsigned32 (1..65535)
            UNITS       "octets"
            MAX-ACCESS  read-only

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            STATUS      current
            DESCRIPTION
                "The value of maximum allowable length for LDP PDUs for
                this session.  This value may have been negotiated
                during the Session Initialization.  This object is
                related to the mplsLdpEntityMaxPduLength object.  The
                mplsLdpEntityMaxPduLength object specifies the requested
                LDP PDU length, and this object reflects the negotiated
                LDP PDU length between the Entity and
                the Peer."
            REFERENCE
               "RFC3036, LDP Specification, Section 3.5.3,
               Initialization Message."
            ::= { mplsLdpSessionEntry 7 }

     mplsLdpSessionDiscontinuityTime OBJECT-TYPE
         SYNTAX      TimeStamp
         MAX-ACCESS  read-only
         STATUS      current
         DESCRIPTION
             "The value of sysUpTime on the most recent occasion
             at which any one or more of this session's counters
             suffered a discontinuity.  The relevant counters are
             the specific instances associated with this session
             of any Counter32 object contained in the
             mplsLdpSessionStatsTable.

             The initial value of this object is the value of
             sysUpTime when the entry was created in this table.

             Also, a command generator can distinguish when a session
             between a given Entity and Peer goes away and a new
             session is established.  This value would change and
             thus indicate to the command generator that this is a
             different session."
         ::= { mplsLdpSessionEntry 8 }

     --
     -- The MPLS LDP Session Statistics Table
     --

     mplsLdpSessionStatsTable OBJECT-TYPE
         SYNTAX      SEQUENCE OF MplsLdpSessionStatsEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "A table of statistics for Sessions between
             LDP Entities and LDP Peers.  This table AUGMENTS

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             the mplsLdpPeerTable."
         ::= { mplsLdpSessionObjects 4 }

     mplsLdpSessionStatsEntry OBJECT-TYPE
         SYNTAX      MplsLdpSessionStatsEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "An entry in this table represents statistical
             information on a single session between an LDP
             Entity and LDP Peer."

         AUGMENTS       { mplsLdpPeerEntry }
         ::= { mplsLdpSessionStatsTable 1 }

     MplsLdpSessionStatsEntry ::= SEQUENCE {
         mplsLdpSessionStatsUnknownMesTypeErrors  Counter32,
         mplsLdpSessionStatsUnknownTlvErrors      Counter32
     }

     mplsLdpSessionStatsUnknownMesTypeErrors OBJECT-TYPE
         SYNTAX      Counter32
         MAX-ACCESS  read-only
         STATUS      current
         DESCRIPTION
             "This object counts the number of Unknown Message Type
             Errors detected by this LSR/LER during this session.

             Discontinuities in the value of this counter can occur
             at re-initialization of the management system, and at
             other times as indicated by the value of
             mplsLdpSessionDiscontinuityTime."
         ::= { mplsLdpSessionStatsEntry 1 }

     mplsLdpSessionStatsUnknownTlvErrors OBJECT-TYPE
         SYNTAX      Counter32
         MAX-ACCESS  read-only
         STATUS      current
         DESCRIPTION
             "This object counts the number of Unknown TLV Errors
             detected by this LSR/LER during this session.

             Discontinuities in the value of this counter can occur
             at re-initialization of the management system, and at
             other times as indicated by the value of
             mplsLdpSessionDiscontinuityTime."
         ::= { mplsLdpSessionStatsEntry 2 }

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     --
     -- The MPLS LDP Hello Adjacency Table
     --

     mplsLdpHelloAdjacencyObjects OBJECT IDENTIFIER ::=
                                   { mplsLdpSessionObjects 5 }

     mplsLdpHelloAdjacencyTable OBJECT-TYPE
         SYNTAX      SEQUENCE OF MplsLdpHelloAdjacencyEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "A table of Hello Adjacencies for Sessions."
         ::= { mplsLdpHelloAdjacencyObjects 1 }

     mplsLdpHelloAdjacencyEntry OBJECT-TYPE
         SYNTAX      MplsLdpHelloAdjacencyEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "Each row represents a single LDP Hello Adjacency.
             An LDP Session can have one or more Hello
             Adjacencies."
              INDEX       { mplsLdpEntityLdpId,
                            mplsLdpEntityIndex,
                            mplsLdpPeerLdpId,
                            mplsLdpHelloAdjacencyIndex }
         ::= { mplsLdpHelloAdjacencyTable 1 }

     MplsLdpHelloAdjacencyEntry ::= SEQUENCE {
         mplsLdpHelloAdjacencyIndex         Unsigned32,
         mplsLdpHelloAdjacencyHoldTimeRem   TimeInterval,
         mplsLdpHelloAdjacencyHoldTime      Unsigned32,
         mplsLdpHelloAdjacencyType          INTEGER
     }

     mplsLdpHelloAdjacencyIndex OBJECT-TYPE
         SYNTAX      Unsigned32 (1..4294967295)
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "An identifier for this specific adjacency."
         ::= { mplsLdpHelloAdjacencyEntry 1 }

     mplsLdpHelloAdjacencyHoldTimeRem OBJECT-TYPE
         SYNTAX      TimeInterval
         UNITS       "seconds"
         MAX-ACCESS  read-only

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         STATUS      current
         DESCRIPTION
             "If the value of this object is 65535,
             this means that the hold time is infinite
             (i.e., wait forever).

             Otherwise, the time remaining for
             this Hello Adjacency to receive its
             next Hello Message.

             This interval will change when the 'next'
             Hello Message which corresponds to this
             Hello Adjacency is received unless it
             is infinite."
         ::= { mplsLdpHelloAdjacencyEntry 2 }

     mplsLdpHelloAdjacencyHoldTime OBJECT-TYPE
         SYNTAX Unsigned32 (0..65535)
         MAX-ACCESS  read-only
         STATUS      current
         DESCRIPTION
             "The Hello hold time which is negotiated between
             the Entity and the Peer.  The entity associated
             with this Hello Adjacency issues a proposed
             Hello Hold Time value in the
             mplsLdpEntityHelloHoldTimer object.  The peer
             also proposes a value and this object represents
             the negotiated value.

             A value of 0 means the default,
             which is 15 seconds for Link Hellos
             and 45 seconds for Targeted Hellos.
             A value of 65535 indicates an
             infinite hold time."
         REFERENCE
            "RFC3036, LDP Specification, Section 3.5.2 Hello Message"
         ::= { mplsLdpHelloAdjacencyEntry 3 }

     mplsLdpHelloAdjacencyType OBJECT-TYPE
         SYNTAX      INTEGER {
                        link(1),
                        targeted(2)
                     }
         MAX-ACCESS  read-only
         STATUS      current
         DESCRIPTION
             "This adjacency is the result of a 'link'
             hello if the value of this object is link(1).

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             Otherwise, it is a result of a 'targeted'
             hello, targeted(2)."
         ::= { mplsLdpHelloAdjacencyEntry 4 }

     --
     --  Session Label (LSP) Mapping to LSR MIB's
     --  In Segment LIB Information.
     --
     --
     -- NOTE: the next 2 tables map to the
     -- MPLS-LSR-STD-MIB's MplsInSegmentTable
     -- and MplsOutSegmentTable.  The
     -- cross-connect (XC) information is not
     -- represented here as it can be gleaned
     -- from the MPLS-LSR-STD-MIB.
     --

     mplsInSegmentLdpLspTable OBJECT-TYPE
         SYNTAX      SEQUENCE OF MplsInSegmentLdpLspEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "A table of LDP LSP's which
             map to the mplsInSegmentTable in the
             MPLS-LSR-STD-MIB module."
         ::= { mplsLdpSessionObjects 6 }

     mplsInSegmentLdpLspEntry OBJECT-TYPE
         SYNTAX      MplsInSegmentLdpLspEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "An entry in this table represents information
             on a single LDP LSP which is represented by
             a session's index triple (mplsLdpEntityLdpId,
             mplsLdpEntityIndex, mplsLdpPeerLdpId) AND the
             index for the mplsInSegmentTable
             (mplsInSegmentLdpLspLabelIndex) from the
             MPLS-LSR-STD-MIB.

             The information contained in a row is read-only."
         INDEX       { mplsLdpEntityLdpId,
                       mplsLdpEntityIndex,
                       mplsLdpPeerLdpId,
                       mplsInSegmentLdpLspIndex
                     }
         ::= { mplsInSegmentLdpLspTable 1 }

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     MplsInSegmentLdpLspEntry ::= SEQUENCE {
         mplsInSegmentLdpLspIndex                 MplsIndexType,
         mplsInSegmentLdpLspLabelType             MplsLdpLabelType,
         mplsInSegmentLdpLspType                  MplsLspType
     }

     mplsInSegmentLdpLspIndex OBJECT-TYPE
         SYNTAX        MplsIndexType
         MAX-ACCESS    not-accessible
         STATUS        current
         DESCRIPTION
             "This contains the same value as the
             mplsInSegmentIndex in the
             MPLS-LSR-STD-MIB's mplsInSegmentTable."
         ::= { mplsInSegmentLdpLspEntry 1 }

     mplsInSegmentLdpLspLabelType  OBJECT-TYPE
         SYNTAX        MplsLdpLabelType
         MAX-ACCESS    read-only
         STATUS        current
         DESCRIPTION
             "The Layer 2 Label Type."
         ::= { mplsInSegmentLdpLspEntry 2 }

     mplsInSegmentLdpLspType OBJECT-TYPE
         SYNTAX        MplsLspType
         MAX-ACCESS    read-only
         STATUS        current
         DESCRIPTION
             "The type of LSP connection."
         ::= { mplsInSegmentLdpLspEntry 3 }

     --
     --  Session Label (LSP) Mapping to LSR MIB's
     --  Out Segment LIB Information.
     --

     mplsOutSegmentLdpLspTable OBJECT-TYPE
         SYNTAX      SEQUENCE OF MplsOutSegmentLdpLspEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "A table of LDP LSP's which
             map to the mplsOutSegmentTable in the
            MPLS-LSR-STD-MIB."
         ::= { mplsLdpSessionObjects 7 }

     mplsOutSegmentLdpLspEntry OBJECT-TYPE

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         SYNTAX      MplsOutSegmentLdpLspEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "An entry in this table represents information
             on a single LDP LSP which is represented by
             a session's index triple (mplsLdpEntityLdpId,
             mplsLdpEntityIndex, mplsLdpPeerLdpId) AND the
             index (mplsOutSegmentLdpLspIndex)
             for the mplsOutSegmentTable.

             The information contained in a row is read-only."
         INDEX       { mplsLdpEntityLdpId,
                       mplsLdpEntityIndex,
                       mplsLdpPeerLdpId,
                       mplsOutSegmentLdpLspIndex
                     }
         ::= { mplsOutSegmentLdpLspTable 1 }

     MplsOutSegmentLdpLspEntry ::= SEQUENCE {
         mplsOutSegmentLdpLspIndex                 MplsIndexType,
         mplsOutSegmentLdpLspLabelType             MplsLdpLabelType,
         mplsOutSegmentLdpLspType                  MplsLspType
     }

     mplsOutSegmentLdpLspIndex OBJECT-TYPE
         SYNTAX       MplsIndexType
         MAX-ACCESS   not-accessible
         STATUS       current
         DESCRIPTION
             "This contains the same value as the
             mplsOutSegmentIndex in the
             MPLS-LSR-STD-MIB's mplsOutSegmentTable."
         ::= { mplsOutSegmentLdpLspEntry 1 }

     mplsOutSegmentLdpLspLabelType  OBJECT-TYPE
         SYNTAX        MplsLdpLabelType
         MAX-ACCESS    read-only
         STATUS        current
         DESCRIPTION
             "The Layer 2 Label Type."
         ::= { mplsOutSegmentLdpLspEntry 2 }

     mplsOutSegmentLdpLspType OBJECT-TYPE
         SYNTAX        MplsLspType
         MAX-ACCESS    read-only
         STATUS        current
         DESCRIPTION

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             "The type of LSP connection."
         ::= { mplsOutSegmentLdpLspEntry 3 }

     --
     -- Mpls FEC Table
     --

     mplsFecObjects OBJECT IDENTIFIER ::=
                                { mplsLdpSessionObjects 8 }

     mplsFecLastChange OBJECT-TYPE
         SYNTAX  TimeStamp
         MAX-ACCESS read-only
         STATUS current
         DESCRIPTION
             "The value of sysUpTime at the time of the most
             recent addition/deletion of an entry
             to/from the mplsLdpFectTable or
             the most recent change in values to any objects
             in the mplsLdpFecTable.

             If no such changes have occurred since the last
             re-initialization of the local management subsystem,
             then this object contains a zero value."
        ::= { mplsFecObjects 1 }

     mplsFecIndexNext  OBJECT-TYPE
         SYNTAX         IndexIntegerNextFree
         MAX-ACCESS     read-only
         STATUS         current
         DESCRIPTION
             "This object contains an appropriate value to
             be used for mplsFecIndex when creating
             entries in the mplsFecTable. The value
             0 indicates that no unassigned entries are
             available."
        ::= { mplsFecObjects 2 }

     mplsFecTable OBJECT-TYPE
         SYNTAX      SEQUENCE OF MplsFecEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "This table represents the FEC
             (Forwarding Equivalence Class)
             Information associated with an LSP."
         ::= { mplsFecObjects 3 }

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     mplsFecEntry OBJECT-TYPE
         SYNTAX      MplsFecEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "Each row represents a single FEC Element."
         INDEX       { mplsFecIndex }
         ::= { mplsFecTable 1 }

     MplsFecEntry ::= SEQUENCE {
         mplsFecIndex               IndexInteger,
         mplsFecType                INTEGER,
         mplsFecAddrType            InetAddressType,
         mplsFecAddr                InetAddress,
         mplsFecAddrPrefixLength    InetAddressPrefixLength,
         mplsFecStorageType         StorageType,
         mplsFecRowStatus           RowStatus
     }

     mplsFecIndex OBJECT-TYPE
         SYNTAX      IndexInteger
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "The index which uniquely identifies this entry."
         ::= { mplsFecEntry 1 }

     mplsFecType  OBJECT-TYPE
         SYNTAX      INTEGER {
                        prefix(1),
                        hostAddress(2)
                     }
         MAX-ACCESS  read-create
         STATUS      current
         DESCRIPTION
             "The type of the FEC.  If the value of this object
             is 'prefix(1)' then the FEC type described by this
             row is an address prefix.

             If the value of this object is 'hostAddress(2)' then
             the FEC type described by this row is a host address."
         REFERENCE
             "RFC3036, Section 3.4.1. FEC TLV."
         ::= { mplsFecEntry 2 }

     mplsFecAddrType  OBJECT-TYPE
         SYNTAX      InetAddressType
         MAX-ACCESS  read-create

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         STATUS      current
         DESCRIPTION
             "The value of this object is the type of the
             Internet address.  The value of this object,
             decides how the value of the mplsFecAddr object
             is interpreted."
         REFERENCE
             "RFC3036, Section 3.4.1. FEC TLV."
         ::= { mplsFecEntry 4 }

     mplsFecAddr     OBJECT-TYPE
         SYNTAX      InetAddress
         MAX-ACCESS  read-create
         STATUS      current
         DESCRIPTION
             "The value of this object is interpreted based
             on the value of the 'mplsFecAddrType' object.

             This address is then further interpretted as
             an being used with the address prefix,
             or as the host address.  This further interpretation
             is indicated by the 'mplsFecType' object.
             In other words, the FEC element is populated
             according to the Prefix FEC Element value encoding, or
             the Host Address FEC Element encoding."
         REFERENCE
             "RFC3036, Section 3.4.1 FEC TLV."
         ::= { mplsFecEntry 5 }

     mplsFecAddrPrefixLength  OBJECT-TYPE
         SYNTAX      InetAddressPrefixLength
         MAX-ACCESS  read-create
         STATUS      current
         DESCRIPTION
             "If the value of the 'mplsFecType' is 'hostAddress(2)'
             then this object is undefined.

             If the value of 'mplsFecType' is 'prefix(1)'
             then the value of this object is the length in
             bits of the address prefix represented by
             'mplsFecAddr', or zero.  If the value of this
             object is zero, this indicates that the
             prefix matches all addresses.  In this case the
             address prefix MUST also be zero (i.e., 'mplsFecAddr'
             should have the value of zero.)"
         REFERENCE
             "RFC3036, Section 3.4.1. FEC TLV."
         DEFVAL { 0 }

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         ::= { mplsFecEntry 3 }

     mplsFecStorageType  OBJECT-TYPE
         SYNTAX      StorageType
         MAX-ACCESS  read-create
         STATUS      current
         DESCRIPTION
             "The storage type for this conceptual row.
             Conceptual rows having the value 'permanent(4)'
             need not allow write-access to any columnar
             objects in the row."
         DEFVAL { nonVolatile }
         ::= { mplsFecEntry 6 }

     mplsFecRowStatus OBJECT-TYPE
         SYNTAX      RowStatus
         MAX-ACCESS  read-create
         STATUS      current
         DESCRIPTION
             "The status of this conceptual row.  If the value of this
             object is 'active(1)', then none of the writable objects
             of this entry can be modified, except to set this object
             to 'destroy(6)'.

             NOTE: if this row is being referenced by any entry in
             the mplsLdpLspFecTable, then a request to destroy
             this row, will result in an inconsistentValue error."
         ::= { mplsFecEntry 7 }

     --
     --  LDP LSP FEC Table
     --

     mplsLdpLspFecLastChange OBJECT-TYPE
        SYNTAX TimeStamp
        MAX-ACCESS read-only
        STATUS current
        DESCRIPTION
             "The value of sysUpTime at the time of the most
             recent addition/deletion of an entry
             to/from the mplsLdpLspFecTable or
             the most recent change in values to any objects in the
             mplsLdpLspFecTable.

             If no such changes have occurred since the last
             re-initialization of the local management subsystem,
             then this object contains a zero value."
       ::= { mplsLdpSessionObjects 9 }

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     mplsLdpLspFecTable OBJECT-TYPE
        SYNTAX      SEQUENCE OF MplsLdpLspFecEntry
        MAX-ACCESS  not-accessible
        STATUS      current
        DESCRIPTION
           "A table which shows the relationship between
           LDP LSPs and FECs.  Each row represents
           a single LDP LSP to FEC association."
       ::= { mplsLdpSessionObjects 10 }

     mplsLdpLspFecEntry OBJECT-TYPE
        SYNTAX     MplsLdpLspFecEntry
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
           "An entry represents a LDP LSP
           to FEC association."
        INDEX       { mplsLdpEntityLdpId,
                      mplsLdpEntityIndex,
                      mplsLdpPeerLdpId,
                      mplsLdpLspFecSegment,
                      mplsLdpLspFecSegmentIndex,
                      mplsLdpLspFecIndex
                     }
        ::= { mplsLdpLspFecTable 1 }

     MplsLdpLspFecEntry ::= SEQUENCE {
        mplsLdpLspFecSegment       INTEGER,
        mplsLdpLspFecSegmentIndex  MplsIndexType,
        mplsLdpLspFecIndex         IndexInteger,
        mplsLdpLspFecStorageType   StorageType,
        mplsLdpLspFecRowStatus     RowStatus
     }

     mplsLdpLspFecSegment OBJECT-TYPE
         SYNTAX INTEGER {
                            inSegment(1),
                            outSegment(2)
                        }
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
            "If the value is inSegment(1), then this
            indicates that the following index,
            mplsLdpLspFecSegmentIndex, contains the same
            value as the mplsInSegmentLdpLspIndex.

            Otherwise, if the value of this object is

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            outSegment(2),  then this
            indicates that following index,
            mplsLdpLspFecSegmentIndex, contains the same
            value as the mplsOutSegmentLdpLspIndex."
         ::= { mplsLdpLspFecEntry 1 }

     mplsLdpLspFecSegmentIndex OBJECT-TYPE
         SYNTAX      MplsIndexType
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
            "This index is interpretted by using the value
            of the mplsLdpLspFecSegment.

            If the mplsLdpLspFecSegment is inSegment(1),
            then this index has the same value as
            mplsInSegmentLdpLspIndex.

            If the mplsLdpLspFecSegment is outSegment(2),
            then this index has the same value as
            mplsOutSegmentLdpLspIndex."
         ::= { mplsLdpLspFecEntry 2 }

     mplsLdpLspFecIndex   OBJECT-TYPE
         SYNTAX      IndexInteger
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "This index identifies the FEC entry in the
             mplsFecTable associated with this session.
             In other words, the value of this index
             is the same as the value of the mplsFecIndex
             that denotes the FEC associated with this
             Session."
         ::= { mplsLdpLspFecEntry 3 }

     mplsLdpLspFecStorageType  OBJECT-TYPE
        SYNTAX      StorageType
        MAX-ACCESS  read-create
        STATUS      current
        DESCRIPTION
            "The storage type for this conceptual row.
            Conceptual rows having the value 'permanent(4)'
            need not allow write-access to any columnar
            objects in the row."
        DEFVAL { nonVolatile }
        ::= { mplsLdpLspFecEntry 4 }

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     mplsLdpLspFecRowStatus  OBJECT-TYPE
        SYNTAX     RowStatus
        MAX-ACCESS read-create
        STATUS     current
        DESCRIPTION
            "The status of this conceptual row.  If the
             value of this object is 'active(1)', then
             none of the writable objects of this entry
             can be modified.

             The Agent should delete this row when
             the session ceases to exist.  If an
             operator wants to associate the session with
             a different FEC, the recommended
             procedure is (as described in detail in the section
             entitled, 'Changing Values After Session
             Establishment', and again described in the
             DESCRIPTION clause of the
             mplsLdpEntityAdminStatus object)
             is to set the mplsLdpEntityAdminStatus to
             down, thereby explicitly causing a session
             to be torn down. This will also
             cause this entry to be deleted.

             Then, set the mplsLdpEntityAdminStatus
             to enable which enables a new session to be initiated.
             Once the session is initiated, an entry may be
             added to this table to associate the new session
             with a FEC."
        ::= { mplsLdpLspFecEntry 5 }

     --
     -- Address Message/Address Withdraw Message Information
     --
     -- This information is associated with a specific Session
     -- because Label Address Messages are sent after session
     -- initialization has taken place.
     --

     mplsLdpSessionPeerAddrTable OBJECT-TYPE
         SYNTAX      SEQUENCE OF MplsLdpSessionPeerAddrEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "This table 'extends' the mplsLdpSessionTable.
             This table is used to store Label Address Information
             from Label Address Messages received by this LSR from
             Peers.  This table is read-only and should be updated

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             when Label Withdraw Address Messages are received, i.e.,
             Rows should be deleted as appropriate.

             NOTE:  since more than one address may be contained
             in a Label Address Message, this table 'sparse augments',
             the mplsLdpSessionTable's information."
         ::= { mplsLdpSessionObjects 11 }

     mplsLdpSessionPeerAddrEntry OBJECT-TYPE
         SYNTAX      MplsLdpSessionPeerAddrEntry
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "An entry in this table represents information on
             a session's single next hop address which was
             advertised in an Address Message from the LDP peer.
             The information contained in a row is read-only."
         INDEX       { mplsLdpEntityLdpId,
                       mplsLdpEntityIndex,
                       mplsLdpPeerLdpId,
                       mplsLdpSessionPeerAddrIndex
                     }
         ::= { mplsLdpSessionPeerAddrTable 1 }

     MplsLdpSessionPeerAddrEntry ::= SEQUENCE {
         mplsLdpSessionPeerAddrIndex       Unsigned32,
         mplsLdpSessionPeerNextHopAddrType InetAddressType,
         mplsLdpSessionPeerNextHopAddr     InetAddress
     }

     mplsLdpSessionPeerAddrIndex OBJECT-TYPE
         SYNTAX      Unsigned32 (1..4294967295)
         MAX-ACCESS  not-accessible
         STATUS      current
         DESCRIPTION
             "An index which uniquely identifies this entry within
             a given session."
         ::= { mplsLdpSessionPeerAddrEntry 1 }

     mplsLdpSessionPeerNextHopAddrType OBJECT-TYPE
         SYNTAX      InetAddressType
         MAX-ACCESS  read-only
         STATUS      current
         DESCRIPTION
             "The internetwork layer address type of this Next Hop
             Address as specified in the Label Address Message
             associated with this Session. The value of this
             object indicates how to interpret the value of

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             mplsLdpSessionPeerNextHopAddr."
         ::= { mplsLdpSessionPeerAddrEntry 2 }

     mplsLdpSessionPeerNextHopAddr OBJECT-TYPE
         SYNTAX      InetAddress
         MAX-ACCESS  read-only
         STATUS      current
         DESCRIPTION
             "The next hop address.  The type of this address
             is specified by the value of the
             mplsLdpSessionPeerNextHopAddrType."
         REFERENCE
             "RFC3036, Section 2.7. LDP Identifiers
             and Next Hop Addresses"
            ::= { mplsLdpSessionPeerAddrEntry 3 }

     ---
     --- Notifications
     ---

     mplsLdpInitSessionThresholdExceeded NOTIFICATION-TYPE
          OBJECTS     {
                        mplsLdpEntityInitSessionThreshold
                      }
          STATUS      current
          DESCRIPTION
             "This notification is generated when the value of
             the 'mplsLdpEntityInitSessionThreshold' object
             is not zero, and the number of Session
             Initialization messages exceeds the value
             of the 'mplsLdpEntityInitSessionThreshold' object."
          ::= { mplsLdpNotifications 1 }

     mplsLdpPathVectorLimitMismatch NOTIFICATION-TYPE
          OBJECTS     {
                        mplsLdpEntityPathVectorLimit,
                        mplsLdpPeerPathVectorLimit
                      }
          STATUS      current
          DESCRIPTION
             "This notification is sent when the
             'mplsLdpEntityPathVectorLimit' does NOT match
             the value of the 'mplsLdpPeerPathVectorLimit' for
             a specific Entity."
          REFERENCE
             "RFC3036, LDP Specification, Section 3.5.3."
          ::= { mplsLdpNotifications 2 }

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     mplsLdpSessionUp NOTIFICATION-TYPE
          OBJECTS     {
                         mplsLdpSessionState,
                         mplsLdpSessionDiscontinuityTime,
                         mplsLdpSessionStatsUnknownMesTypeErrors,
                         mplsLdpSessionStatsUnknownTlvErrors
                      }
          STATUS      current
          DESCRIPTION
             "If this notification is sent when the
             value of 'mplsLdpSessionState' enters
             the 'operational(5)' state."
          ::= { mplsLdpNotifications 3 }

     mplsLdpSessionDown NOTIFICATION-TYPE
          OBJECTS     {
                         mplsLdpSessionState,
                         mplsLdpSessionDiscontinuityTime,
                         mplsLdpSessionStatsUnknownMesTypeErrors,
                         mplsLdpSessionStatsUnknownTlvErrors

                      }
          STATUS      current
          DESCRIPTION
             "This notification is sent when the
             value of 'mplsLdpSessionState' leaves
             the 'operational(5)' state."
          ::= { mplsLdpNotifications 4 }

     --****************************************************************
     -- Module Conformance Statement
     --****************************************************************

     mplsLdpGroups
         OBJECT IDENTIFIER ::= { mplsLdpConformance 1 }

     mplsLdpCompliances
         OBJECT IDENTIFIER ::= { mplsLdpConformance 2 }

     --
     -- Full Compliance
     --

     mplsLdpModuleFullCompliance MODULE-COMPLIANCE
         STATUS current
         DESCRIPTION
             "The Module is implemented with support
             for read-create and read-write.  In other

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             words, both monitoring and configuration
             are available when using this MODULE-COMPLIANCE."

         MODULE -- this module
             MANDATORY-GROUPS    { mplsLdpGeneralGroup,
                                   mplsLdpNotificationsGroup
                                 }
         GROUP mplsLdpLspGroup
         DESCRIPTION
             "This group must be supported if the LSR MIB is
             implemented, specifically the mplsInSegmentTable,
             the mplsOutSegmentTable or the mplsXCTable."

         OBJECT mplsLdpEntityTargetPeerAddrType
         SYNTAX InetAddressType { unknown(0), ipv4(1), ipv6(2) }
         DESCRIPTION
            "An implementation is only required to support
            'unknown(0)', IPv4 and globally unique IPv6 addresses."

         OBJECT mplsLdpEntityTargetPeerAddr
         SYNTAX InetAddress (SIZE(0|4|16))
         DESCRIPTION
             "An implementation is only required to support IPv4 and
             globally unique IPv6 addresses."

         OBJECT mplsLdpEntityRowStatus
         SYNTAX RowStatus { active(1) }
         WRITE-SYNTAX RowStatus { createAndGo(4), destroy(6) }
         DESCRIPTION
             "Support for createAndWait and notInService is not
             required."

         OBJECT mplsFecAddrType
         SYNTAX InetAddressType { unknown(0), ipv4(1), ipv6(2) }
         DESCRIPTION
            "An implementation is only required to support
            'unknown(0)', IPv4 and globally unique IPv6 addresses."

         OBJECT mplsFecAddr
         SYNTAX InetAddress (SIZE(0|4|16))
         DESCRIPTION
             "An implementation is only required to support IPv4 and
             globally unique IPv6 addresses."

         OBJECT mplsFecRowStatus
         SYNTAX RowStatus { active(1) }
         WRITE-SYNTAX RowStatus { createAndGo(4), destroy(6) }
         DESCRIPTION

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             "Support for createAndWait and notInService is not
             required."

         OBJECT mplsLdpLspFecRowStatus
         SYNTAX RowStatus { active(1) }
         WRITE-SYNTAX RowStatus { createAndGo(4), destroy(6) }
         DESCRIPTION
             "Support for createAndWait and notInService is not
             required."

         OBJECT mplsLdpSessionPeerNextHopAddrType
         SYNTAX InetAddressType { unknown(0), ipv4(1), ipv6(2) }
         DESCRIPTION
             "An implementation is only required to support
             'unknown(0)', IPv4 and globally unique IPv6 addresses."

         OBJECT mplsLdpSessionPeerNextHopAddr
         SYNTAX InetAddress (SIZE(0|4|16))
         DESCRIPTION
             "An implementation is only required to support IPv4
             and globally unique IPv6 addresses."

         ::= { mplsLdpCompliances 1 }

     --
     -- Read-Only Compliance
     --

     mplsLdpModuleReadOnlyCompliance MODULE-COMPLIANCE
         STATUS current
         DESCRIPTION
             "The Module is implemented with support
             for read-only.  In other words, only monitoring
             is available by implementing this MODULE-COMPLIANCE."

         MODULE -- this module
             MANDATORY-GROUPS    { mplsLdpGeneralGroup,
                                   mplsLdpNotificationsGroup
                                 }

         GROUP mplsLdpLspGroup
         DESCRIPTION
             "This group must be supported if the LSR MIB is
             implemented, specifically the mplsInSegmentTable,
             the mplsOutSegmentTable or the mplsXCTable."

         OBJECT       mplsLdpEntityProtocolVersion
         MIN-ACCESS   read-only

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         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityAdminStatus
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityTcpPort
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityUdpDscPort
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityMaxPduLength
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityKeepAliveHoldTimer
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityHelloHoldTimer
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityInitSessionThreshold
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityLabelDistMethod
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityLabelRetentionMode
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

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         OBJECT       mplsLdpEntityPathVectorLimit
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityHopCountLimit
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityTransportAddrKind
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityTargetPeer
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityTargetPeerAddrType
         SYNTAX       InetAddressType { unknown(0), ipv4(1), ipv6(2) }
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required.
            An implementation is only required to support
            'unknown(0)', IPv4 and globally unique IPv6 addresses."

         OBJECT       mplsLdpEntityTargetPeerAddr
         SYNTAX       InetAddress (SIZE(0|4|16))
         MIN-ACCESS   read-only
         DESCRIPTION
             "Write access is not required.
             An implementation is only required to support IPv4 and
             globally unique IPv6 addresses."

         OBJECT       mplsLdpEntityLabelType
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsLdpEntityStorageType
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT mplsLdpEntityRowStatus
         SYNTAX RowStatus { active(1) }

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         MIN-ACCESS   read-only
         DESCRIPTION
             "Write access is not required, and active is the
             only status that needs to be supported."

         OBJECT       mplsFecType
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsFecAddrPrefixLength
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT       mplsFecAddrType
         SYNTAX       InetAddressType { unknown(0), ipv4(1), ipv6(2) }
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required.
            An implementation is only required to support
            'unknown(0)', IPv4 and globally unique IPv6 addresses."

         OBJECT        mplsFecAddr
         SYNTAX        InetAddress (SIZE(0|4|16))
         MIN-ACCESS    read-only
         DESCRIPTION
             "Write access is not required.
             An implementation is only required to support IPv4 and
             globally unique IPv6 addresses."

         OBJECT       mplsFecStorageType
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

         OBJECT mplsFecRowStatus
         SYNTAX RowStatus { active(1) }
         MIN-ACCESS   read-only
         DESCRIPTION
             "Write access is not required, and active is the
             only status that needs to be supported."

         OBJECT       mplsLdpLspFecStorageType
         MIN-ACCESS   read-only
         DESCRIPTION
            "Write access is not required."

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         OBJECT mplsLdpLspFecRowStatus
         SYNTAX RowStatus { active(1) }
         MIN-ACCESS   read-only
         DESCRIPTION
             "Write access is not required, and active is the
             only status that needs to be supported."

         OBJECT mplsLdpSessionPeerNextHopAddrType
         SYNTAX InetAddressType { unknown(0), ipv4(1), ipv6(2) }
         DESCRIPTION
            "An implementation is only required to support
            'unknown(0)', IPv4 and globally unique IPv6 addresses."


         OBJECT mplsLdpSessionPeerNextHopAddr
         SYNTAX InetAddress (SIZE(0|4|16))
         DESCRIPTION
             "An implementation is only required to support IPv4
             and globally unique IPv6 addresses."

         ::= { mplsLdpCompliances 2 }

     -- units of conformance

     mplsLdpGeneralGroup OBJECT-GROUP
         OBJECTS {
         mplsLdpLsrId,
         mplsLdpLsrLoopDetectionCapable,
         mplsLdpEntityLastChange,
         mplsLdpEntityIndexNext,
         mplsLdpEntityProtocolVersion,
         mplsLdpEntityAdminStatus,
         mplsLdpEntityOperStatus,
         mplsLdpEntityTcpPort,
         mplsLdpEntityUdpDscPort,
         mplsLdpEntityMaxPduLength,
         mplsLdpEntityKeepAliveHoldTimer,
         mplsLdpEntityHelloHoldTimer,
         mplsLdpEntityInitSessionThreshold,
         mplsLdpEntityLabelDistMethod,
         mplsLdpEntityLabelRetentionMode,
         mplsLdpEntityPathVectorLimit,
         mplsLdpEntityHopCountLimit,
         mplsLdpEntityTransportAddrKind,
         mplsLdpEntityTargetPeer,
         mplsLdpEntityTargetPeerAddrType,
         mplsLdpEntityTargetPeerAddr,
         mplsLdpEntityLabelType,

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         mplsLdpEntityDiscontinuityTime,
         mplsLdpEntityStorageType,
         mplsLdpEntityRowStatus,
         mplsLdpEntityStatsSessionAttempts,
         mplsLdpEntityStatsSessionRejectedNoHelloErrors,
         mplsLdpEntityStatsSessionRejectedAdErrors,
         mplsLdpEntityStatsSessionRejectedMaxPduErrors,
         mplsLdpEntityStatsSessionRejectedLRErrors,
         mplsLdpEntityStatsBadLdpIdentifierErrors,
         mplsLdpEntityStatsBadPduLengthErrors,
         mplsLdpEntityStatsBadMessageLengthErrors,
         mplsLdpEntityStatsBadTlvLengthErrors,
         mplsLdpEntityStatsMalformedTlvValueErrors,
         mplsLdpEntityStatsKeepAliveTimerExpErrors,
         mplsLdpEntityStatsShutdownReceivedNotifications,
         mplsLdpEntityStatsShutdownSentNotifications,
         mplsLdpPeerLastChange,
         mplsLdpPeerLabelDistMethod,
         mplsLdpPeerPathVectorLimit,
         mplsLdpPeerTransportAddrType,
         mplsLdpPeerTransportAddr,
         mplsLdpHelloAdjacencyHoldTimeRem,
         mplsLdpHelloAdjacencyHoldTime,
         mplsLdpHelloAdjacencyType,
         mplsLdpSessionStateLastChange,
         mplsLdpSessionState,
         mplsLdpSessionRole,
         mplsLdpSessionProtocolVersion,
         mplsLdpSessionKeepAliveHoldTimeRem,
         mplsLdpSessionKeepAliveTime,
         mplsLdpSessionMaxPduLength,
         mplsLdpSessionDiscontinuityTime,
         mplsLdpSessionStatsUnknownMesTypeErrors,
         mplsLdpSessionStatsUnknownTlvErrors,
         mplsLdpSessionPeerNextHopAddrType,
         mplsLdpSessionPeerNextHopAddr,
         mplsFecLastChange,
         mplsFecIndexNext,
         mplsFecType,
         mplsFecAddrType,
         mplsFecAddr,
         mplsFecAddrPrefixLength,
         mplsFecStorageType,
         mplsFecRowStatus
         }
         STATUS    current
         DESCRIPTION
             "Objects that apply to all MPLS LDP implementations."

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         ::= { mplsLdpGroups 1 }

     mplsLdpLspGroup OBJECT-GROUP
         OBJECTS {
         mplsInSegmentLdpLspLabelType,
         mplsInSegmentLdpLspType,
         mplsOutSegmentLdpLspLabelType,
         mplsOutSegmentLdpLspType,
         mplsLdpLspFecLastChange,
         mplsLdpLspFecStorageType,
         mplsLdpLspFecRowStatus
         }
         STATUS    current
         DESCRIPTION
             "These objects are for LDP implementations
             which interface to the Label Information Base (LIB)
             in the MPLS-LSR-STD-MIB.  The LIB is
             represented in the mplsInSegmentTable,
             mplsOutSegmentTable and mplsXCTable."
         ::= { mplsLdpGroups 2 }

     mplsLdpNotificationsGroup NOTIFICATION-GROUP
         NOTIFICATIONS { mplsLdpInitSessionThresholdExceeded,
                         mplsLdpPathVectorLimitMismatch,
                         mplsLdpSessionUp,
                         mplsLdpSessionDown
                            }
         STATUS   current
         DESCRIPTION
             "The notification for an MPLS LDP implementation."
         ::= { mplsLdpGroups 3 }

     END



(page 60 continued on part 4)

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