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5. OSPF Trap Definitions Connected: An Internet Encyclopedia
5. OSPF Trap Definitions

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5. OSPF Trap Definitions

5. OSPF Trap Definitions

OSPF-TRAP-MIB DEFINITIONS ::= BEGIN

    IMPORTS
            MODULE-IDENTITY, OBJECT-TYPE, NOTIFICATION-TYPE, IpAddress
                FROM SNMPv2-SMI
            MODULE-COMPLIANCE, OBJECT-GROUP
                FROM SNMPv2-CONF
            ospfRouterId, ospfIfIpAddress, ospfAddressLessIf, ospfIfState,
            ospfVirtIfAreaId, ospfVirtIfNeighbor, ospfVirtIfState,
            ospfNbrIpAddr, ospfNbrAddressLessIndex, ospfNbrRtrId,
            ospfNbrState, ospfVirtNbrArea, ospfVirtNbrRtrId, ospfVirtNbrState,
            ospfLsdbType, ospfLsdbLsid, ospfLsdbRouterId, ospfLsdbAreaId,
            ospfExtLsdbLimit, ospf
                FROM OSPF-MIB;

    ospfTrap MODULE-IDENTITY
           LAST-UPDATED "9501201225Z" -- Fri Jan 20 12:25:50 PST 1995
           ORGANIZATION "IETF OSPF Working Group"
           CONTACT-INFO
           "                      Fred Baker
           Postal:                Cisco Systems
                                  519 Lado Drive
                                  Santa Barbara, California 93111
           Tel:                   +1 805 681 0115
           E-Mail:                fred@cisco.com

                                  Rob Coltun
           Postal:                RainbowBridge Communications
           Tel:                   (301) 340-9416
           E-Mail:                rcoltun@rainbow-bridge.com"
       DESCRIPTION
          "The MIB module to describe traps for  the  OSPF
          Version 2 Protocol."
      ::= { ospf 16 }

-- Trap Support Objects

--         The following are support objects for the OSPF traps.

ospfTrapControl OBJECT IDENTIFIER ::= { ospfTrap 1 }
ospfTraps OBJECT IDENTIFIER ::= { ospfTrap 2 }

    ospfSetTrap OBJECT-TYPE
        SYNTAX   OCTET STRING (SIZE(4))
        MAX-ACCESS   read-write
        STATUS   current
        DESCRIPTION
           "A four-octet string serving as a bit  map  for
           the trap events defined by the OSPF traps. This
           object is used to enable and  disable  specific
           OSPF   traps   where  a  1  in  the  bit  field
           represents enabled.  The right-most bit  (least
           significant) represents trap 0."
       ::= { ospfTrapControl 1 }


    ospfConfigErrorType OBJECT-TYPE
        SYNTAX   INTEGER   {
                    badVersion (1),
                    areaMismatch (2),
                    unknownNbmaNbr (3), -- Router is Dr eligible
                    unknownVirtualNbr (4),
                    authTypeMismatch(5),
                    authFailure (6),
                    netMaskMismatch (7),
                    helloIntervalMismatch (8),
                    deadIntervalMismatch (9),
                    optionMismatch (10) }
        MAX-ACCESS   read-only
        STATUS   current
        DESCRIPTION
           "Potential types  of  configuration  conflicts.
           Used  by the ospfConfigError and ospfConfigVir-
           tError traps."
   ::= { ospfTrapControl 2 }


    ospfPacketType OBJECT-TYPE
        SYNTAX   INTEGER   {
                    hello (1),
                    dbDescript (2),
                    lsReq (3),
                    lsUpdate (4),
                    lsAck (5) }
        MAX-ACCESS   read-only
        STATUS   current
        DESCRIPTION
           "OSPF packet types."
   ::= { ospfTrapControl 3 }


    ospfPacketSrc OBJECT-TYPE
        SYNTAX   IpAddress
        MAX-ACCESS   read-only
        STATUS   current
        DESCRIPTION
           "The IP address of an inbound packet that  can-
           not be identified by a neighbor instance."
       ::= { ospfTrapControl 4 }


-- Traps


    ospfIfStateChange NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfIfIpAddress,
                    ospfAddressLessIf,
                    ospfIfState   -- The new state
                  }
        STATUS             current
        DESCRIPTION
           "An ospfIfStateChange trap signifies that there
           has been a change in the state of a non-virtual
           OSPF interface. This trap should  be  generated
           when  the interface state regresses (e.g., goes
           from Dr to Down) or progresses  to  a  terminal
           state  (i.e.,  Point-to-Point, DR Other, Dr, or
           Backup)."
   ::= { ospfTraps 16 }


    ospfVirtIfStateChange NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfVirtIfAreaId,
                    ospfVirtIfNeighbor,
                    ospfVirtIfState  -- The new state
                  }
        STATUS             current
        DESCRIPTION
           "An ospfIfStateChange trap signifies that there
           has  been a change in the state of an OSPF vir-
           tual interface.
           This trap should be generated when  the  inter-
           face  state  regresses  (e.g., goes from Point-
           to-Point to Down) or progresses to  a  terminal
           state (i.e., Point-to-Point)."
   ::= { ospfTraps 1 }


    ospfNbrStateChange NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfNbrIpAddr,
                    ospfNbrAddressLessIndex,
                    ospfNbrRtrId,
                    ospfNbrState  -- The new state
                  }
        STATUS             current
        DESCRIPTION
           "An  ospfNbrStateChange  trap  signifies   that
           there  has been a change in the state of a non-
           virtual OSPF neighbor.   This  trap  should  be
           generated  when  the  neighbor  state regresses
           (e.g., goes from Attempt or Full  to  1-Way  or
           Down)  or progresses to a terminal state (e.g.,
           2-Way or Full).  When an  neighbor  transitions
           from  or  to Full on non-broadcast multi-access
           and broadcast networks, the trap should be gen-
           erated  by the designated router.  A designated
           router transitioning to Down will be  noted  by
           ospfIfStateChange."
   ::= { ospfTraps 2 }


    ospfVirtNbrStateChange NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfVirtNbrArea,
                    ospfVirtNbrRtrId,
                    ospfVirtNbrState  -- The new state
                  }
        STATUS             current
        DESCRIPTION
           "An ospfIfStateChange trap signifies that there
           has  been a change in the state of an OSPF vir-
           tual neighbor.  This trap should  be  generated
           when  the  neighbor state regresses (e.g., goes
           from Attempt or  Full  to  1-Way  or  Down)  or
           progresses to a terminal state (e.g., Full)."
   ::= { ospfTraps 3 }
    ospfIfConfigError NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfIfIpAddress,
                    ospfAddressLessIf,
                    ospfPacketSrc,  -- The source IP address
                    ospfConfigErrorType, -- Type of error
                    ospfPacketType
                  }
        STATUS             current
        DESCRIPTION
           "An ospfIfConfigError  trap  signifies  that  a
           packet  has  been received on a non-virtual in-
           terface  from  a  router  whose   configuration
           parameters  conflict  with this router's confi-
           guration parameters.  Note that the  event  op-
           tionMismatch  should  cause  a  trap only if it
           prevents an adjacency from forming."
                  ::= { ospfTraps 4 }


    ospfVirtIfConfigError NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfVirtIfAreaId,
                    ospfVirtIfNeighbor,
                    ospfConfigErrorType, -- Type of error
                    ospfPacketType
                  }
        STATUS             current
        DESCRIPTION
           "An ospfConfigError trap signifies that a pack-
           et  has  been  received  on a virtual interface
           from a router  whose  configuration  parameters
           conflict   with   this  router's  configuration
           parameters.  Note that the event optionMismatch
           should  cause a trap only if it prevents an ad-
           jacency from forming."
   ::= { ospfTraps 5 }


    ospfIfAuthFailure NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfIfIpAddress,
                    ospfAddressLessIf,
                    ospfPacketSrc,  -- The source IP address
                    ospfConfigErrorType, -- authTypeMismatch or
                                         -- authFailure
                    ospfPacketType
                  }
        STATUS             current
        DESCRIPTION
           "An ospfIfAuthFailure  trap  signifies  that  a
           packet  has  been received on a non-virtual in-
           terface from a router whose authentication  key
           or  authentication  type  conflicts  with  this
           router's authentication key  or  authentication
           type."
   ::= { ospfTraps 6 }


    ospfVirtIfAuthFailure NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfVirtIfAreaId,
                    ospfVirtIfNeighbor,
                    ospfConfigErrorType, -- authTypeMismatch or
                                         -- authFailure
                    ospfPacketType
                  }
        STATUS             current
        DESCRIPTION
           "An ospfVirtIfAuthFailure trap signifies that a
           packet has been received on a virtual interface
           from a router whose authentication key  or  au-
           thentication  type conflicts with this router's
           authentication key or authentication type."
   ::= { ospfTraps 7 }


    ospfIfRxBadPacket NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfIfIpAddress,
                    ospfAddressLessIf,
                    ospfPacketSrc,  -- The source IP address
                    ospfPacketType
                  }
        STATUS             current
        DESCRIPTION
           "An ospfIfRxBadPacket trap  signifies  that  an
           OSPF  packet has been received on a non-virtual
           interface that cannot be parsed."
   ::= { ospfTraps 8 }

    ospfVirtIfRxBadPacket NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfVirtIfAreaId,
                    ospfVirtIfNeighbor,
                    ospfPacketType
                  }
        STATUS             current
        DESCRIPTION
           "An ospfRxBadPacket trap signifies that an OSPF
           packet has been received on a virtual interface
           that cannot be parsed."
   ::= { ospfTraps 9 }


    ospfTxRetransmit NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfIfIpAddress,
                    ospfAddressLessIf,
                    ospfNbrRtrId, -- Destination
                    ospfPacketType,
                    ospfLsdbType,
                    ospfLsdbLsid,
                    ospfLsdbRouterId
                  }
        STATUS             current
        DESCRIPTION
           "An ospfTxRetransmit  trap  signifies  than  an
           OSPF  packet  has  been retransmitted on a non-
           virtual interface.  All packets that may be re-
           transmitted  are associated with an LSDB entry.
           The LS type, LS ID, and Router ID are  used  to
           identify the LSDB entry."
   ::= { ospfTraps 10 }


    ospfVirtIfTxRetransmit NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfVirtIfAreaId,
                    ospfVirtIfNeighbor,
                    ospfPacketType,
                    ospfLsdbType,
                    ospfLsdbLsid,
                    ospfLsdbRouterId
                  }
        STATUS             current
        DESCRIPTION
           "An ospfTxRetransmit  trap  signifies  than  an
           OSPF packet has been retransmitted on a virtual
           interface.  All packets that may be retransmit-
           ted  are  associated with an LSDB entry. The LS
           type, LS ID, and Router ID are used to identify
           the LSDB entry."
   ::= { ospfTraps 11 }


    ospfOriginateLsa NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfLsdbAreaId,  -- 0.0.0.0 for AS Externals
                    ospfLsdbType,
                    ospfLsdbLsid,
                    ospfLsdbRouterId
                  }
        STATUS             current
        DESCRIPTION
           "An ospfOriginateLsa trap signifies that a  new
           LSA  has  been originated by this router.  This
           trap should not be invoked for simple refreshes
           of  LSAs  (which happesn every 30 minutes), but
           instead will only be invoked  when  an  LSA  is
           (re)originated due to a topology change.  Addi-
           tionally, this trap does not include LSAs  that
           are  being  flushed  because  they have reached
           MaxAge."
   ::= { ospfTraps 12 }


    ospfMaxAgeLsa NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfLsdbAreaId,  -- 0.0.0.0 for AS Externals
                    ospfLsdbType,
                    ospfLsdbLsid,
                    ospfLsdbRouterId
                  }
        STATUS             current
        DESCRIPTION
           "An ospfMaxAgeLsa trap signifies  that  one  of
           the LSA in the router's link-state database has
           aged to MaxAge."
   ::= { ospfTraps 13 }


    ospfLsdbOverflow NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfExtLsdbLimit
                  }
        STATUS             current
        DESCRIPTION
           "An ospfLsdbOverflow trap  signifies  that  the
           number of LSAs in the router's link-state data-
           base has exceeded ospfExtLsdbLimit."
   ::= { ospfTraps 14 }


    ospfLsdbApproachingOverflow NOTIFICATION-TYPE
        OBJECTS {
                    ospfRouterId, -- The originator of the trap
                    ospfExtLsdbLimit
                  }
        STATUS             current
        DESCRIPTION
           "An ospfLsdbApproachingOverflow trap  signifies
           that  the  number of LSAs in the router's link-
           state database has exceeded ninety  percent  of
           ospfExtLsdbLimit."
   ::= { ospfTraps 15 }


-- conformance information

ospfTrapConformance OBJECT IDENTIFIER ::= { ospfTrap 3 }

ospfTrapGroups      OBJECT IDENTIFIER ::= { ospfTrapConformance 1 }
ospfTrapCompliances OBJECT IDENTIFIER ::= { ospfTrapConformance 2 }

-- compliance statements

    ospfTrapCompliance MODULE-COMPLIANCE
        STATUS  current
        DESCRIPTION
           "The compliance statement "
       MODULE  -- this module
       MANDATORY-GROUPS { ospfTrapControlGroup }


        GROUP       ospfTrapControlGroup
        DESCRIPTION
           "This group is optional but recommended for all
           OSPF systems"
       ::= { ospfTrapCompliances 1 }


-- units of conformance

    ospfTrapControlGroup    OBJECT-GROUP
        OBJECTS {
                           ospfSetTrap,
                           ospfConfigErrorType,
                           ospfPacketType,
                           ospfPacketSrc
        }
        STATUS  current
        DESCRIPTION
           "These objects are required  to  control  traps
           from OSPF systems."
       ::= { ospfTrapGroups 1 }


END


Next: 6. Acknowledgements

Connected: An Internet Encyclopedia
5. OSPF Trap Definitions

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