-- =================================================================
-- Description: IPV6-MIB
-- Reference:   This mib was extracted from RFC2465
-- =================================================================
IPV6-MIB DEFINITIONS ::= BEGIN

    IMPORTS
        MODULE-IDENTITY, OBJECT-TYPE, NOTIFICATION-TYPE,
        mib-2, Counter32, Unsigned32, Integer32,
        Gauge32                                         FROM SNMPv2-SMI
        DisplayString, PhysAddress, TruthValue, TimeStamp,
        VariablePointer, RowPointer                     FROM SNMPv2-TC
        MODULE-COMPLIANCE, OBJECT-GROUP,
        NOTIFICATION-GROUP                              FROM SNMPv2-CONF
        Ipv6IfIndex, Ipv6Address, Ipv6AddressPrefix,
        Ipv6AddressIfIdentifier,
        Ipv6IfIndexOrZero                               FROM IPV6-TC;

    ipv6MIB MODULE-IDENTITY
        LAST-UPDATED "9802052155Z"
        ORGANIZATION "IETF IPv6 Working Group"
        CONTACT-INFO
            "           Dimitry Haskin
            
                Postal: Bay Networks, Inc.
                        660 Techology Park Drive.
                        Billerica, MA  01821
                        US
            
                   Tel: +1-978-916-8124
                E-mail: dhaskin@baynetworks.com
            
                        Steve Onishi
            
                Postal: Bay Networks, Inc.
                        3 Federal Street
                        Billerica, MA 01821
                        US
            
                   Tel: +1-978-916-3816
                         E-mail: sonishi@baynetworks.com"
        DESCRIPTION
            "The MIB module for entities implementing the IPv6
             protocol."
        ::= { mib-2 55 }
    
    
    -- the IPv6 general group
    
    ipv6MIBObjects OBJECT IDENTIFIER   ::= { ipv6MIB 1 }
    
    ipv6Forwarding OBJECT-TYPE
        SYNTAX      INTEGER {
            forwarding(1),      -- acting as a router
    
                                -- NOT acting as
            notForwarding(2)    -- a router
            }
        MAX-ACCESS read-write
        STATUS     current
        DESCRIPTION
            "The indication of whether this entity is acting
            as an IPv6 router in respect to the forwarding of
            datagrams received by, but not addressed to, this
            entity.  IPv6 routers forward datagrams.  IPv6
            hosts do not (except those source-routed via the
            host).
            
            Note that for some managed nodes, this object may
            take on only a subset of the values possible.
            Accordingly, it is appropriate for an agent to
            return a `wrongValue' response if a management
            station attempts to change this object to an
            inappropriate value."
        ::= { ipv6MIBObjects 1 }
    
    ipv6DefaultHopLimit OBJECT-TYPE
        SYNTAX      INTEGER(0..255)
        MAX-ACCESS  read-write
        STATUS     current
        DESCRIPTION
            "The default value inserted into the Hop Limit
            field of the IPv6 header of datagrams originated
            at this entity, whenever a Hop Limit value is not
            supplied by the transport layer protocol."
        DEFVAL  { 64 }
        ::= { ipv6MIBObjects 2 }
    
    ipv6Interfaces OBJECT-TYPE
        SYNTAX      Unsigned32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of IPv6 interfaces (regardless of
             their current state) present on this system."
        ::= { ipv6MIBObjects 3 }
    
    ipv6IfTableLastChange OBJECT-TYPE
        SYNTAX      TimeStamp
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The value of sysUpTime at the time of the last
            insertion or removal of an entry in the
            ipv6IfTable. If the number of entries has been
            unchanged since the last re-initialization of
            the local network management subsystem, then this
            object contains a zero value."
        ::= { ipv6MIBObjects 4 }
    
    
    -- the IPv6 Interfaces table
    
    ipv6IfTable OBJECT-TYPE
        SYNTAX     SEQUENCE OF Ipv6IfEntry
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
            "The IPv6 Interfaces table contains information
            on the entity's internetwork-layer interfaces.
            An IPv6 interface constitutes a logical network
            layer attachment to the layer immediately below
            IPv6 including internet layer 'tunnels', such as
            tunnels over IPv4 or IPv6 itself."
        ::= { ipv6MIBObjects 5 }
    
    ipv6IfEntry OBJECT-TYPE
        SYNTAX     Ipv6IfEntry
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
            "An interface entry containing objects
             about a particular IPv6 interface."
        INDEX   { ipv6IfIndex }
        ::= { ipv6IfTable 1 }
    
    Ipv6IfEntry ::= SEQUENCE {
        ipv6IfIndex             Ipv6IfIndex,
        ipv6IfDescr             DisplayString,
        ipv6IfLowerLayer        VariablePointer,
        ipv6IfEffectiveMtu      Unsigned32,
        ipv6IfReasmMaxSize      Unsigned32,
        ipv6IfIdentifier        Ipv6AddressIfIdentifier,
        ipv6IfIdentifierLength  INTEGER,
        ipv6IfPhysicalAddress   PhysAddress,
        ipv6IfAdminStatus       INTEGER,
        ipv6IfOperStatus        INTEGER,
        ipv6IfLastChange        TimeStamp
        }
    
    ipv6IfIndex OBJECT-TYPE
        SYNTAX     Ipv6IfIndex
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
            "A unique non-zero value identifying
            the particular IPv6 interface."
        ::= { ipv6IfEntry 1 }
    
    ipv6IfDescr OBJECT-TYPE
        SYNTAX     DisplayString
        MAX-ACCESS read-write
        STATUS     current
        DESCRIPTION
            "A textual string containing information about the
            interface.  This string may be set by the network
            management system."
        ::= { ipv6IfEntry 2 }
    
    ipv6IfLowerLayer OBJECT-TYPE
        SYNTAX      VariablePointer
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "This object identifies the protocol layer over
             which this network interface operates.  If this
             network interface operates over the data-link
             layer, then the value of this object refers to an
             instance of ifIndex [6]. If this network interface
             operates over an IPv4 interface, the value of this
             object refers to an instance of ipAdEntAddr [3].
            
             If this network interface operates over another
             IPv6 interface, the value of this object refers to
             an instance of ipv6IfIndex.  If this network
             interface is not currently operating over an active
             protocol layer, then the value of this object
             should be set to the OBJECT ID { 0 0 }."
        ::= { ipv6IfEntry 3 }
    
    ipv6IfEffectiveMtu OBJECT-TYPE
        SYNTAX      Unsigned32
        UNITS       "octets"
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The size of the largest IPv6 packet which can be
            sent/received on the interface, specified in
            octets."
        ::= { ipv6IfEntry 4 }
    
    ipv6IfReasmMaxSize OBJECT-TYPE
        SYNTAX      Unsigned32 (0..65535)
        UNITS       "octets"
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The size of the largest IPv6 datagram which this
            entity can re-assemble from incoming IPv6 fragmented
            datagrams received on this interface."
        ::= { ipv6IfEntry 5 }
    
    ipv6IfIdentifier OBJECT-TYPE
        SYNTAX      Ipv6AddressIfIdentifier
        MAX-ACCESS  read-write
        STATUS      current
        DESCRIPTION
            "The Interface Identifier for this interface that
            is (at least) unique on the link this interface is
            attached to. The Interface Identifier is combined
            with an address prefix to form an interface address.
    
            By default, the Interface Identifier is autoconfigured
            according to the rules of the link type this
            interface is attached to."
        ::= { ipv6IfEntry 6 }
    
    ipv6IfIdentifierLength OBJECT-TYPE
        SYNTAX      INTEGER (0..64)
        UNITS       "bits"
        MAX-ACCESS  read-write
        STATUS      current
        DESCRIPTION
            "The length of the Interface Identifier in bits."
        ::= { ipv6IfEntry 7 }
    
    ipv6IfPhysicalAddress OBJECT-TYPE
        SYNTAX      PhysAddress
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The interface's physical address. For example, for
            an IPv6 interface attached to an 802.x link, this
            object normally contains a MAC address. Note that
            in some cases this address may differ from the
            address of the interface's protocol sub-layer.  The
            interface's media-specific MIB must define the bit
            and byte ordering and the format of the value of
            this object. For interfaces which do not have such
            an address (e.g., a serial line), this object should
            contain an octet string of zero length."
        ::= { ipv6IfEntry 8 }
    
    ipv6IfAdminStatus OBJECT-TYPE
        SYNTAX  INTEGER {
                        up(1),       -- ready to pass packets
                        down(2)
                    }
        MAX-ACCESS  read-write
        STATUS      current
        DESCRIPTION
            "The desired state of the interface.  When a managed
            system initializes,  all IPv6 interfaces start with
            ipv6IfAdminStatus in the down(2) state.  As a result
            of either explicit management action or per
            configuration information retained by the managed
            system,  ipv6IfAdminStatus is then changed to
            the up(1) state (or remains in the down(2) state)."
        ::= { ipv6IfEntry 9 }
    
    ipv6IfOperStatus OBJECT-TYPE
        SYNTAX  INTEGER {
            up(1),              -- ready to pass packets
            
            down(2),
            
            noIfIdentifier(3),  -- no interface identifier
            
                                -- status can not be
                                -- determined for some
            unknown(4),         -- reason
            
                                -- some component is
            notPresent(5)       -- missing
            }
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The current operational state of the interface.
            The noIfIdentifier(3) state indicates that no valid
            Interface Identifier is assigned to the interface.
            This state usually indicates that the link-local
            interface address failed Duplicate Address Detection.
            If ipv6IfAdminStatus is down(2) then ipv6IfOperStatus
            should be down(2).  If ipv6IfAdminStatus is changed
            to up(1) then ipv6IfOperStatus should change to up(1)
            if the interface is ready to transmit and receive
            network traffic; it should remain in the down(2) or
            noIfIdentifier(3) state if and only if there is a
            fault that prevents it from going to the up(1) state;
            it should remain in the notPresent(5) state if
            the interface has missing (typically, lower layer)
            components."
        ::= { ipv6IfEntry 10 }
    
    ipv6IfLastChange OBJECT-TYPE
        SYNTAX      TimeStamp
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The value of sysUpTime at the time the interface
            entered its current operational state.  If the
            current state was entered prior to the last
            re-initialization of the local network management
            subsystem, then this object contains a zero
            value."
        ::= { ipv6IfEntry 11 }
    
    --  IPv6 Interface Statistics table
    
    ipv6IfStatsTable OBJECT-TYPE
        SYNTAX     SEQUENCE OF Ipv6IfStatsEntry
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
            "IPv6 interface traffic statistics."
        ::= { ipv6MIBObjects 6 }
    
    ipv6IfStatsEntry OBJECT-TYPE
        SYNTAX     Ipv6IfStatsEntry
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
            "An interface statistics entry containing objects
            at a particular IPv6 interface."
            AUGMENTS { ipv6IfEntry }
        ::= { ipv6IfStatsTable 1 }
    
    Ipv6IfStatsEntry ::= SEQUENCE {
        ipv6IfStatsInReceives
            Counter32,
        ipv6IfStatsInHdrErrors
            Counter32,
        ipv6IfStatsInTooBigErrors
            Counter32,
        ipv6IfStatsInNoRoutes
            Counter32,
        ipv6IfStatsInAddrErrors
            Counter32,
        ipv6IfStatsInUnknownProtos
            Counter32,
        ipv6IfStatsInTruncatedPkts
            Counter32,
        ipv6IfStatsInDiscards
            Counter32,
        ipv6IfStatsInDelivers
            Counter32,
        ipv6IfStatsOutForwDatagrams
            Counter32,
        ipv6IfStatsOutRequests
            Counter32,
        ipv6IfStatsOutDiscards
            Counter32,
        ipv6IfStatsOutFragOKs
            Counter32,
        ipv6IfStatsOutFragFails
            Counter32,
        ipv6IfStatsOutFragCreates
            Counter32,
        ipv6IfStatsReasmReqds
            Counter32,
        ipv6IfStatsReasmOKs
            Counter32,
        ipv6IfStatsReasmFails
            Counter32,
        ipv6IfStatsInMcastPkts
            Counter32,
        ipv6IfStatsOutMcastPkts
            Counter32
        }
    
    ipv6IfStatsInReceives OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The total number of input datagrams received by
            the interface, including those received in error."
        ::= { ipv6IfStatsEntry 1 }
    
    ipv6IfStatsInHdrErrors OBJECT-TYPE
        SYNTAX     Counter32
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "The number of input datagrams discarded due to
            errors in their IPv6 headers, including version
            number mismatch, other format errors, hop count
            exceeded, errors discovered in processing their
            IPv6 options, etc."
        ::= { ipv6IfStatsEntry 2 }
    
    ipv6IfStatsInTooBigErrors OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of input datagrams that could not be
            forwarded because their size exceeded the link MTU
            of outgoing interface."
        ::= { ipv6IfStatsEntry 3 }
    
    ipv6IfStatsInNoRoutes OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of input datagrams discarded because no
             route could be found to transmit them to their
             destination."
        ::= { ipv6IfStatsEntry 4 }
    
    ipv6IfStatsInAddrErrors OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of input datagrams discarded because
            the IPv6 address in their IPv6 header's destination
            field was not a valid address to be received at
            this entity.  This count includes invalid
            addresses (e.g., ::0) and unsupported addresses
            (e.g., addresses with unallocated prefixes).  For
            entities which are not IPv6 routers and therefore
            do not forward datagrams, this counter includes
            datagrams discarded because the destination address
            was not a local address."
        ::= { ipv6IfStatsEntry 5 }
    
    ipv6IfStatsInUnknownProtos OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of locally-addressed datagrams
            received successfully but discarded because of an
            unknown or unsupported protocol. This counter is
            incremented at the interface to which these
            datagrams were addressed which might not be
            necessarily the input interface for some of
            the datagrams."
        ::= { ipv6IfStatsEntry 6 }
    
    
    ipv6IfStatsInTruncatedPkts OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of input datagrams discarded because
             datagram frame didn't carry enough data."
        ::= { ipv6IfStatsEntry 7 }
    
    ipv6IfStatsInDiscards OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of input IPv6 datagrams for which no
            problems were encountered to prevent their
            continued processing, but which were discarded
            (e.g., for lack of buffer space).  Note that this
            counter does not include any datagrams discarded
            while awaiting re-assembly."
        ::= { ipv6IfStatsEntry 8 }
    
    ipv6IfStatsInDelivers OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The total number of datagrams successfully
            delivered to IPv6 user-protocols (including ICMP).
            This counter is incremented at the interface to
            which these datagrams were addressed which might
            not be necessarily the input interface for some of
            the datagrams."
        ::= { ipv6IfStatsEntry 9 }
    
    ipv6IfStatsOutForwDatagrams OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of output datagrams which this
            entity received and forwarded to their final
            destinations.  In entities which do not act
            as IPv6 routers, this counter will include
            only those packets which were Source-Routed
            via this entity, and the Source-Route
            processing was successful.  Note that for
            a successfully forwarded datagram the counter
            of the outgoing interface is incremented."
        ::= { ipv6IfStatsEntry 10 }
    
    ipv6IfStatsOutRequests OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The total number of IPv6 datagrams which local IPv6
            user-protocols (including ICMP) supplied to IPv6 in
            requests for transmission.  Note that this counter
            does not include any datagrams counted in
            ipv6IfStatsOutForwDatagrams."
        ::= { ipv6IfStatsEntry 11 }
    
     ipv6IfStatsOutDiscards OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of output IPv6 datagrams for which no
            problem was encountered to prevent their
            transmission to their destination, but which were
            discarded (e.g., for lack of buffer space).  Note
            that this counter would include datagrams counted
            in ipv6IfStatsOutForwDatagrams if any such packets
            met this (discretionary) discard criterion."
        ::= { ipv6IfStatsEntry 12 }
    
     ipv6IfStatsOutFragOKs OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
             "The number of IPv6 datagrams that have been
            successfully fragmented at this output interface."
        ::= { ipv6IfStatsEntry 13 }
    
     ipv6IfStatsOutFragFails OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
             "The number of IPv6 datagrams that have been
            discarded because they needed to be fragmented
            at this output interface but could not be."
        ::= { ipv6IfStatsEntry 14 }
    
     ipv6IfStatsOutFragCreates OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
             "The number of output datagram fragments that have
            been generated as a result of fragmentation at
            this output interface."
        ::= { ipv6IfStatsEntry 15 }
    
     ipv6IfStatsReasmReqds OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
             "The number of IPv6 fragments received which needed
            to be reassembled at this interface.  Note that this
            counter is incremented at the interface to which
            these fragments were addressed which might not
            be necessarily the input interface for some of
            the fragments."
        ::= { ipv6IfStatsEntry 16 }
    
     ipv6IfStatsReasmOKs OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of IPv6 datagrams successfully
            reassembled.  Note that this counter is incremented
            at the interface to which these datagrams were
            addressed which might not be necessarily the input
            interface for some of the fragments."
        ::= { ipv6IfStatsEntry 17 }
    
     ipv6IfStatsReasmFails OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of failures detected by the IPv6 re-
            assembly algorithm (for whatever reason: timed
            out, errors, etc.).  Note that this is not
            necessarily a count of discarded IPv6 fragments
            since some algorithms (notably the algorithm in
            RFC 815) can lose track of the number of fragments
            by combining them as they are received.
            This counter is incremented at the interface to which
            these fragments were addressed which might not be
            necessarily the input interface for some of the
            fragments."
        ::= { ipv6IfStatsEntry 18 }
            
     ipv6IfStatsInMcastPkts OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS     current
        DESCRIPTION
            "The number of multicast packets received
            by the interface"
        ::= { ipv6IfStatsEntry 19 }
    
     ipv6IfStatsOutMcastPkts OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of multicast packets transmitted
            by the interface"
        ::= { ipv6IfStatsEntry 20 }
    
    
    
     -- Address Prefix table
    
     -- The IPv6 Address Prefix table contains information on
     -- the entity's IPv6 Address Prefixes that are associated
     -- with IPv6 interfaces.
    
     ipv6AddrPrefixTable OBJECT-TYPE
        SYNTAX  SEQUENCE OF Ipv6AddrPrefixEntry
        MAX-ACCESS  not-accessible
        STATUS      current
        DESCRIPTION
            "The list of IPv6 address prefixes of
            IPv6 interfaces."
        ::= { ipv6MIBObjects 7 }
    
     ipv6AddrPrefixEntry OBJECT-TYPE
        SYNTAX  Ipv6AddrPrefixEntry
        MAX-ACCESS  not-accessible
        STATUS      current
        DESCRIPTION
            "An interface entry containing objects of
            a particular IPv6 address prefix."
        INDEX   { ipv6IfIndex,
                 ipv6AddrPrefix,
                 ipv6AddrPrefixLength }
        ::= { ipv6AddrPrefixTable 1 }
    
     Ipv6AddrPrefixEntry ::= SEQUENCE {
         ipv6AddrPrefix                     Ipv6AddressPrefix,
         ipv6AddrPrefixLength               INTEGER (0..128),
         ipv6AddrPrefixOnLinkFlag           TruthValue,
         ipv6AddrPrefixAutonomousFlag       TruthValue,
         ipv6AddrPrefixAdvPreferredLifetime Unsigned32,
         ipv6AddrPrefixAdvValidLifetime     Unsigned32
         }
    
     ipv6AddrPrefix OBJECT-TYPE
        SYNTAX      Ipv6AddressPrefix
        MAX-ACCESS  not-accessible
        STATUS      current
        DESCRIPTION
            "The prefix associated with the this interface."
        ::= { ipv6AddrPrefixEntry 1 }
    
     ipv6AddrPrefixLength OBJECT-TYPE
        SYNTAX      INTEGER (0..128)
            UNITS       "bits"
        MAX-ACCESS  not-accessible
        STATUS      current
        DESCRIPTION
            "The length of the prefix (in bits)."
        ::= { ipv6AddrPrefixEntry 2 }
    
     ipv6AddrPrefixOnLinkFlag OBJECT-TYPE
        SYNTAX      TruthValue
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "This object has the value 'true(1)', if this
            prefix can be used  for on-link determination
            and the value 'false(2)' otherwise."
        ::= { ipv6AddrPrefixEntry 3 }
    
     ipv6AddrPrefixAutonomousFlag OBJECT-TYPE
        SYNTAX      TruthValue
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "Autonomous address configuration flag. When
            true(1), indicates that this prefix can be used
            for autonomous address configuration (i.e. can
            be used to form a local interface address).
            If false(2), it is not used to autoconfigure
            a local interface address."
        ::= { ipv6AddrPrefixEntry 4 }
    
     ipv6AddrPrefixAdvPreferredLifetime OBJECT-TYPE
        SYNTAX      Unsigned32
            UNITS       "seconds"
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "It is the length of time in seconds that this
            prefix will remain preferred, i.e. time until
            deprecation.  A value of 4,294,967,295 represents
            infinity.
    
            The address generated from a deprecated prefix
            should no longer be used as a source address in
            new communications, but packets received on such
            an interface are processed as expected."
        ::= { ipv6AddrPrefixEntry 5 }
    
    ipv6AddrPrefixAdvValidLifetime OBJECT-TYPE
        SYNTAX      Unsigned32
            UNITS       "seconds"
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "It is the length of time in seconds that this
            prefix will remain valid, i.e. time until
            invalidation.  A value of 4,294,967,295 represents
            infinity.
    
            The address generated from an invalidated prefix
            should not appear as the destination or source
            address of a packet."
        ::= { ipv6AddrPrefixEntry 6 }
    
    
     -- the IPv6 Address table
    
     -- The IPv6 address table contains this node's IPv6
     -- addressing information.
    
    ipv6AddrTable OBJECT-TYPE
        SYNTAX      SEQUENCE OF Ipv6AddrEntry
        MAX-ACCESS  not-accessible
        STATUS      current
        DESCRIPTION
            "The table of addressing information relevant to
            this node's interface addresses."
        ::= { ipv6MIBObjects 8 }
    
    ipv6AddrEntry OBJECT-TYPE
        SYNTAX      Ipv6AddrEntry
        MAX-ACCESS  not-accessible
        STATUS      current
        DESCRIPTION
            "The addressing information for one of this
            node's interface addresses."
        INDEX   { ipv6IfIndex, ipv6AddrAddress }
        ::= { ipv6AddrTable 1 }
    
    Ipv6AddrEntry ::=
        SEQUENCE {
            ipv6AddrAddress         Ipv6Address,
            ipv6AddrPfxLength       INTEGER,
            ipv6AddrType            INTEGER,
            ipv6AddrAnycastFlag     TruthValue,
            ipv6AddrStatus          INTEGER
            }
    
    ipv6AddrAddress OBJECT-TYPE
        SYNTAX      Ipv6Address
        MAX-ACCESS  not-accessible
        STATUS      current
        DESCRIPTION
            "The IPv6 address to which this entry's addressing
            information pertains."
        ::= { ipv6AddrEntry 1 }
    
    ipv6AddrPfxLength OBJECT-TYPE
        SYNTAX      INTEGER(0..128)
        UNITS       "bits"
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The length of the prefix (in bits) associated with
            the IPv6 address of this entry."
        ::= { ipv6AddrEntry 2 }
    
    ipv6AddrType OBJECT-TYPE
        SYNTAX      INTEGER {
                       -- address has been formed
                       -- using stateless
            stateless(1),  -- autoconfiguration
    
                       -- address has been acquired
                       -- by stateful means
                       -- (e.g. DHCPv6, manual
            stateful(2),   -- configuration)
                       -- type can not be determined
            unknown(3)     -- for some reason.
            }
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The type of address. Note that 'stateless(1)'
            refers to an address that was statelessly
            autoconfigured; 'stateful(2)' refers to a address
            which was acquired by via a stateful protocol
            (e.g. DHCPv6, manual configuration)."
        ::= { ipv6AddrEntry 3 }
    
    ipv6AddrAnycastFlag OBJECT-TYPE
        SYNTAX      TruthValue
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "This object has the value 'true(1)', if this
            address is an anycast address and the value
            'false(2)' otherwise."
        ::= { ipv6AddrEntry 4 }
    
    ipv6AddrStatus OBJECT-TYPE
        SYNTAX      INTEGER {
            preferred(1),
            
            deprecated(2),
            
            invalid(3),
            
            inaccessible(4),
            
            unknown(5)   -- status can not be determined
                    -- for some reason.
            }
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "Address status.  The preferred(1) state indicates
            that this is a valid address that can appear as
            the destination or source address of a packet.
            The deprecated(2) state indicates that this is
            a valid but deprecated address that should no longer
            be used as a source address in new communications,
            but packets addressed to such an address are
            processed as expected. The invalid(3) state indicates
            that this is not valid address which should not
            appear as the destination or source address of
            a packet. The inaccessible(4) state indicates that
            the address is not accessible because the interface
            to which this address is assigned is not operational."
        ::= { ipv6AddrEntry 5 }
    
    
     -- IPv6 Routing objects
    
    ipv6RouteNumber OBJECT-TYPE
        SYNTAX      Gauge32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of current ipv6RouteTable entries.
            This is primarily to avoid having to read
            the table in order to determine this number."
        ::= { ipv6MIBObjects 9 }
    
    ipv6DiscardedRoutes OBJECT-TYPE
        SYNTAX      Counter32
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The number of routing entries which were chosen
            to be discarded even though they are valid.  One
            possible reason for discarding such an entry could
            be to free-up buffer space for other routing
            entries."
        ::= { ipv6MIBObjects 10 }
    
    
    -- IPv6 Routing table
    
    ipv6RouteTable OBJECT-TYPE
        SYNTAX     SEQUENCE OF Ipv6RouteEntry
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
            "IPv6 Routing table. This table contains
            an entry for each valid IPv6 unicast route
            that can be used for packet forwarding
            determination."
        ::= { ipv6MIBObjects 11 }
    
    ipv6RouteEntry OBJECT-TYPE
        SYNTAX     Ipv6RouteEntry
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
                "A routing entry."
        INDEX   { ipv6RouteDest,
                 ipv6RoutePfxLength,
                 ipv6RouteIndex }
        ::= { ipv6RouteTable 1 }
    
    Ipv6RouteEntry ::= SEQUENCE {
            ipv6RouteDest           Ipv6Address,
            ipv6RoutePfxLength      INTEGER,
            ipv6RouteIndex          Unsigned32,
            ipv6RouteIfIndex        Ipv6IfIndexOrZero,
            ipv6RouteNextHop        Ipv6Address,
            ipv6RouteType           INTEGER,
            ipv6RouteProtocol       INTEGER,
            ipv6RoutePolicy         Integer32,
            ipv6RouteAge            Unsigned32,
            ipv6RouteNextHopRDI     Unsigned32,
            ipv6RouteMetric         Unsigned32,
            ipv6RouteWeight         Unsigned32,
            ipv6RouteInfo           RowPointer,
            ipv6RouteValid          TruthValue
            }
    
    ipv6RouteDest OBJECT-TYPE
        SYNTAX     Ipv6Address
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
            "The destination IPv6 address of this route.
            This object may not take a Multicast address
            value."
        ::= { ipv6RouteEntry 1 }
    
    ipv6RoutePfxLength OBJECT-TYPE
        SYNTAX     INTEGER(0..128)
            UNITS      "bits"
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
            "Indicates the prefix length of the destination
            address."
        ::= { ipv6RouteEntry 2 }
    
    ipv6RouteIndex OBJECT-TYPE
        SYNTAX     Unsigned32
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
            "The value which uniquely identifies the route
            among the routes to the same network layer
            destination.  The way this value is chosen is
            implementation specific but it must be unique for
            ipv6RouteDest/ipv6RoutePfxLength pair and remain
            constant for the life of the route."
        ::= { ipv6RouteEntry 3 }
    
    ipv6RouteIfIndex OBJECT-TYPE
        SYNTAX     Ipv6IfIndexOrZero
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "The index value which uniquely identifies the local
            interface through which the next hop of this
            route should be reached.  The interface identified
            by a particular value of this index is the same
            interface as identified by the same value of
            ipv6IfIndex.  For routes of the discard type this
            value can be zero."
        ::= { ipv6RouteEntry 4 }
    
    ipv6RouteNextHop OBJECT-TYPE
        SYNTAX     Ipv6Address
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "On remote routes, the address of the next
            system en route;  otherwise, ::0
            ('00000000000000000000000000000000'H in ASN.1
            string representation)."
        ::= { ipv6RouteEntry 5 }
    
    ipv6RouteType OBJECT-TYPE
        SYNTAX     INTEGER {
            other(1),   -- none of the following
    
                        -- an route indicating that
                        -- packets to destinations
                        -- matching this route are
            discard(2), -- to be discarded
    
                        -- route to directly
            local(3),   -- connected (sub-)network
    
                        -- route to a remote
                        
            remote(4)   -- destination
    
            }
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "The type of route. Note that 'local(3)' refers
            to a route for which the next hop is the final
            destination; 'remote(4)' refers to a route for
            which  the  next  hop is not the final
            destination; 'discard(2)' refers to a route
            indicating that packets to destinations matching
            this route are to be discarded (sometimes called
            black-hole route)."
        ::= { ipv6RouteEntry 6 }
    
    ipv6RouteProtocol OBJECT-TYPE
        SYNTAX     INTEGER {
            other(1),   -- none of the following
    
                        -- non-protocol information,
                        -- e.g., manually configured
            local(2),   -- entries
    
            netmgmt(3), -- static route
    
                        -- obtained via Neighbor
                        -- Discovery protocol,
            ndisc(4),   -- e.g., result of Redirect
    
                        -- the following are all
                        -- dynamic routing protocols
            rip(5),     -- RIPng
            ospf(6),    -- Open Shortest Path First
            bgp(7),     -- Border Gateway Protocol
            idrp(8),    -- InterDomain Routing Protocol
            igrp(9)     -- InterGateway Routing Protocol
            }
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "The routing mechanism via which this route was
            learned."
        ::= { ipv6RouteEntry 7 }
    
    ipv6RoutePolicy OBJECT-TYPE
        SYNTAX     Integer32
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "The general set of conditions that would cause the
            selection of one multipath route (set of next hops
            for a given destination) is referred to as 'policy'.
            Unless the mechanism indicated by ipv6RouteProtocol
            specified otherwise, the policy specifier is the
            8-bit Traffic Class field of the IPv6 packet header
            that is zero extended at the left to a 32-bit value.
    
            Protocols defining 'policy' otherwise must either
            define a set of values which are valid for
            this object or must implement an integer-
            instanced  policy table for which this object's
            value acts as an index."
        ::= { ipv6RouteEntry 8 }
    
    ipv6RouteAge OBJECT-TYPE
        SYNTAX     Unsigned32
            UNITS      "seconds"
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "The number of seconds since this route was last
            updated or otherwise determined to be correct.
            Note that no semantics of `too old' can be implied
            except through knowledge of the routing protocol
            by which the route was learned."
        ::= { ipv6RouteEntry 9 }
    
    ipv6RouteNextHopRDI OBJECT-TYPE
        SYNTAX     Unsigned32
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "The Routing Domain ID of the Next Hop.
            The  semantics of this object are determined by
            the routing-protocol specified in  the  route's
            ipv6RouteProtocol value.   When  this object is
            unknown or not relevant its value should be set
            to zero."
        ::= { ipv6RouteEntry 10 }
    
    ipv6RouteMetric OBJECT-TYPE
        SYNTAX     Unsigned32
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "The routing metric for this route. The
            semantics of this metric are determined by the
            routing protocol specified in the route's
            ipv6RouteProtocol value.  When this is unknown
            or not relevant to the protocol indicated by
            ipv6RouteProtocol, the object value should be
            set to its maximum value (4,294,967,295)."
        ::= { ipv6RouteEntry 11 }
    
    ipv6RouteWeight OBJECT-TYPE
        SYNTAX     Unsigned32
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "The system internal weight value for this route.
            The semantics of this value are determined by
            the implementation specific rules. Generally,
            within routes with the same ipv6RoutePolicy value,
            the lower the weight value the more preferred is
            the route."
        ::= { ipv6RouteEntry 12 }
    
    ipv6RouteInfo OBJECT-TYPE
        SYNTAX     RowPointer
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "A reference to MIB definitions specific to the
            particular routing protocol which is responsible
            for this route, as determined by the  value
            specified  in the route's ipv6RouteProto value.
            If this information is not present,  its  value
            should be set to the OBJECT ID { 0 0 },
            which is a syntactically valid object  identifier,
            and any implementation conforming to ASN.1
            and the Basic Encoding Rules must  be  able  to
            generate and recognize this value."
        ::= { ipv6RouteEntry 13 }
    
    ipv6RouteValid OBJECT-TYPE
        SYNTAX     TruthValue
        MAX-ACCESS read-write
        STATUS     current
        DESCRIPTION
            "Setting this object to the value 'false(2)' has
            the effect of invalidating the corresponding entry
            in the ipv6RouteTable object.  That is, it
            effectively disassociates the destination
            identified with said entry from the route
            identified with said entry.  It is an
            implementation-specific matter as to whether the
            agent removes an invalidated entry from the table.
            Accordingly, management stations must be prepared
            to receive tabular information from agents that
            corresponds to entries not currently in use.
            Proper interpretation of such entries requires
            examination of the relevant ipv6RouteValid
            object."
            DEFVAL  { true }
        ::= { ipv6RouteEntry 14 }
    
    
     -- IPv6 Address Translation table
    
    ipv6NetToMediaTable OBJECT-TYPE
        SYNTAX      SEQUENCE OF Ipv6NetToMediaEntry
        MAX-ACCESS  not-accessible
        STATUS      current
        DESCRIPTION
            "The IPv6 Address Translation table used for
            mapping from IPv6 addresses to physical addresses.
    
            The IPv6 address translation table contain the
            Ipv6Address to `physical' address equivalencies.
            Some interfaces do not use translation tables
            for determining address equivalencies; if all
            interfaces are of this type, then the Address
            Translation table is empty, i.e., has zero
            entries."
        ::= { ipv6MIBObjects 12 }
    
    ipv6NetToMediaEntry OBJECT-TYPE
        SYNTAX     Ipv6NetToMediaEntry
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
            "Each entry contains one IPv6 address to `physical'
            address equivalence."
        INDEX   { ipv6IfIndex,
                 ipv6NetToMediaNetAddress }
        ::= { ipv6NetToMediaTable 1 }
    
    Ipv6NetToMediaEntry ::= SEQUENCE {
            ipv6NetToMediaNetAddress
                Ipv6Address,
            ipv6NetToMediaPhysAddress
                PhysAddress,
            ipv6NetToMediaType
                INTEGER,
            ipv6IfNetToMediaState
                INTEGER,
            ipv6IfNetToMediaLastUpdated
                TimeStamp,
            ipv6NetToMediaValid
                TruthValue
            }
    
    ipv6NetToMediaNetAddress OBJECT-TYPE
        SYNTAX     Ipv6Address
        MAX-ACCESS not-accessible
        STATUS     current
        DESCRIPTION
            "The IPv6 Address corresponding to
            the media-dependent `physical' address."
        ::= { ipv6NetToMediaEntry 1 }
    
    ipv6NetToMediaPhysAddress OBJECT-TYPE
        SYNTAX     PhysAddress
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "The media-dependent `physical' address."
        ::= { ipv6NetToMediaEntry 2 }
    
    ipv6NetToMediaType OBJECT-TYPE
        SYNTAX     INTEGER {
            other(1),    -- none of the following
            dynamic(2),  -- dynamically resolved
            static(3),   -- statically configured
            local(4)     -- local interface
            }
        MAX-ACCESS read-only
        STATUS     current
        DESCRIPTION
            "The type of the mapping. The 'dynamic(2)' type
            indicates that the IPv6 address to physical
            addresses mapping has been dynamically
            resolved using the IPv6 Neighbor Discovery
            protocol. The static(3)' types indicates that
            the mapping has been statically configured.
            The local(4) indicates that the mapping is
            provided for an entity's own interface address."
        ::= { ipv6NetToMediaEntry 3 }
    
    ipv6IfNetToMediaState OBJECT-TYPE
        SYNTAX      INTEGER {
            reachable(1), -- confirmed reachability
    
            stale(2),     -- unconfirmed reachability
    
            delay(3),     -- waiting for reachability
                          -- confirmation before entering
                          -- the probe state
    
            probe(4),     -- actively probing
    
            invalid(5),   -- an invalidated mapping
    
            unknown(6)    -- state can not be determined
                          -- for some reason.
            }
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The Neighbor Unreachability Detection [8] state
            for the interface when the address mapping in
            this entry is used."
        ::= { ipv6NetToMediaEntry 4 }
    
    ipv6IfNetToMediaLastUpdated OBJECT-TYPE
        SYNTAX      TimeStamp
        MAX-ACCESS  read-only
        STATUS      current
        DESCRIPTION
            "The value of sysUpTime at the time this entry
            was last updated.  If this entry was updated prior
            to the last re-initialization of the local network
            management subsystem, then this object contains
            a zero value."
        ::= { ipv6NetToMediaEntry 5 }
    
    ipv6NetToMediaValid OBJECT-TYPE
        SYNTAX     TruthValue
        MAX-ACCESS read-write
        STATUS     current
        DESCRIPTION
            "Setting this object to the value 'false(2)' has
            the effect of invalidating the corresponding entry
            in the ipv6NetToMediaTable.  That is, it effectively
            disassociates the interface identified with said
            entry from the mapping identified with said entry.
            It is an implementation-specific matter as to
            whether the agent removes an invalidated entry
            from the table.  Accordingly, management stations
            must be prepared to receive tabular information
            from agents that corresponds to entries not
            currently in use.  Proper interpretation of such
            entries requires examination of the relevant
            ipv6NetToMediaValid object."
            DEFVAL  { true }
        ::= { ipv6NetToMediaEntry 6 }
    
    
    -- definition of IPv6-related notifications.
    -- Note that we need ipv6NotificationPrefix with the 0
    -- sub-identifier to make this MIB to translate to
    -- an SNMPv1 format in a reversible way. For example
    -- it is needed for proxies that convert SNMPv1 traps
    -- to SNMPv2 notifications without MIB knowledge.
    
    ipv6Notifications      OBJECT IDENTIFIER
        ::= { ipv6MIB 2 }
    ipv6NotificationPrefix OBJECT IDENTIFIER
        ::= { ipv6Notifications 0 }
    
    ipv6IfStateChange NOTIFICATION-TYPE
        OBJECTS {
            ipv6IfDescr,
            ipv6IfOperStatus -- the new state of the If.
            }
        STATUS            current
        DESCRIPTION
            "An ipv6IfStateChange notification signifies
            that there has been a change in the state of
            an ipv6 interface.  This notification should
            be generated when the interface's operational
            status transitions to or from the up(1) state."
    
        ::= { ipv6NotificationPrefix 1 }
    
    
    -- conformance information
    
    ipv6Conformance OBJECT IDENTIFIER ::= { ipv6MIB 3 }
    
    ipv6Compliances OBJECT IDENTIFIER ::= { ipv6Conformance 1 }
    ipv6Groups      OBJECT IDENTIFIER ::= { ipv6Conformance 2 }
    
    -- compliance statements
    
    ipv6Compliance MODULE-COMPLIANCE
        STATUS  current
        DESCRIPTION
            "The compliance statement for SNMPv2 entities which
            implement ipv6 MIB."
        MODULE  -- this module
        MANDATORY-GROUPS { ipv6GeneralGroup,
                 ipv6NotificationGroup }
        OBJECT    ipv6Forwarding
        MIN-ACCESS  read-only
        DESCRIPTION
            "An agent is not required to provide write
             access to this object"
        OBJECT    ipv6DefaultHopLimit
        MIN-ACCESS  read-only
        DESCRIPTION
            "An agent is not required to provide write
             access to this object"
        OBJECT    ipv6IfDescr
        MIN-ACCESS  read-only
        DESCRIPTION
            "An agent is not required to provide write
            access to this object"
        OBJECT    ipv6IfIdentifier
        MIN-ACCESS  read-only
        DESCRIPTION
            "An agent is not required to provide write
            access to this object"
        OBJECT    ipv6IfIdentifierLength
        MIN-ACCESS  read-only
        DESCRIPTION
            "An agent is not required to provide write
            access to this object"
    
        OBJECT    ipv6IfAdminStatus
        MIN-ACCESS  read-only
        DESCRIPTION
            "An agent is not required to provide write
            access to this object"
        OBJECT    ipv6RouteValid
        MIN-ACCESS  read-only
        DESCRIPTION
            "An agent is not required to provide write
            access to this object"
        OBJECT    ipv6NetToMediaValid
        MIN-ACCESS  read-only
        DESCRIPTION
            "An agent is not required to provide write
            access to this object"
        ::= { ipv6Compliances 1 }
    
    ipv6GeneralGroup OBJECT-GROUP
        OBJECTS { ipv6Forwarding,
            ipv6DefaultHopLimit,
            ipv6Interfaces,
            ipv6IfTableLastChange,
            ipv6IfDescr,
            ipv6IfLowerLayer,
            ipv6IfEffectiveMtu,
            ipv6IfReasmMaxSize,
            ipv6IfIdentifier,
            ipv6IfIdentifierLength,
            ipv6IfPhysicalAddress,
            ipv6IfAdminStatus,
            ipv6IfOperStatus,
            ipv6IfLastChange,
            ipv6IfStatsInReceives,
            ipv6IfStatsInHdrErrors,
            ipv6IfStatsInTooBigErrors,
            ipv6IfStatsInNoRoutes,
            ipv6IfStatsInAddrErrors,
            ipv6IfStatsInUnknownProtos,
            ipv6IfStatsInTruncatedPkts,
            ipv6IfStatsInDiscards,
            ipv6IfStatsInDelivers,
            ipv6IfStatsOutForwDatagrams,
            ipv6IfStatsOutRequests,
            ipv6IfStatsOutDiscards,
            ipv6IfStatsOutFragOKs,
            ipv6IfStatsOutFragFails,
            ipv6IfStatsOutFragCreates,
            ipv6IfStatsReasmReqds,
            ipv6IfStatsReasmOKs,
            ipv6IfStatsReasmFails,
            ipv6IfStatsInMcastPkts,
            ipv6IfStatsOutMcastPkts,
            ipv6AddrPrefixOnLinkFlag,
            ipv6AddrPrefixAutonomousFlag,
            ipv6AddrPrefixAdvPreferredLifetime,
            ipv6AddrPrefixAdvValidLifetime,
            ipv6AddrPfxLength,
            ipv6AddrType,
            ipv6AddrAnycastFlag,
            ipv6AddrStatus,
            ipv6RouteNumber,
            ipv6DiscardedRoutes,
            ipv6RouteIfIndex,
            ipv6RouteNextHop,
            ipv6RouteType,
            ipv6RouteProtocol,
            ipv6RoutePolicy,
            ipv6RouteAge,
            ipv6RouteNextHopRDI,
            ipv6RouteMetric,
            ipv6RouteWeight,
            ipv6RouteInfo,
            ipv6RouteValid,
            ipv6NetToMediaPhysAddress,
            ipv6NetToMediaType,
            ipv6IfNetToMediaState,
            ipv6IfNetToMediaLastUpdated,
            ipv6NetToMediaValid }
        STATUS    current
        DESCRIPTION
            "The IPv6 group of objects providing for basic
            management of IPv6 entities."
        ::= { ipv6Groups 1 }
    
    ipv6NotificationGroup NOTIFICATION-GROUP
        NOTIFICATIONS { ipv6IfStateChange }
        STATUS    current
        DESCRIPTION
            "The notification that an IPv6 entity is required
            to implement."
        ::= { ipv6Groups 2 }

END
--                                                                         
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