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427 lines
14 KiB
Plaintext
427 lines
14 KiB
Plaintext
IPV6-MLD-MIB DEFINITIONS ::= BEGIN
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IMPORTS
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MODULE-IDENTITY, OBJECT-TYPE, Counter32, Gauge32,
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Unsigned32, TimeTicks, mib-2 FROM SNMPv2-SMI
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RowStatus, TruthValue FROM SNMPv2-TC
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InetAddressIPv6 FROM INET-ADDRESS-MIB
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InterfaceIndex, InterfaceIndexOrZero
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FROM IF-MIB
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MODULE-COMPLIANCE, OBJECT-GROUP FROM SNMPv2-CONF;
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mldMIB MODULE-IDENTITY
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LAST-UPDATED "200101250000Z" -- 25 Jan 2001
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ORGANIZATION "IETF IPNGWG Working Group."
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CONTACT-INFO
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" Brian Haberman
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Nortel Networks
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4309 Emperor Blvd.
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Durham, NC 27703
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USA
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Phone: +1 919 992 4439
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e-mail: haberman@nortelnetworks.com"
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DESCRIPTION
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"The MIB module for MLD Management."
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REVISION "200101250000Z" -- 25 Jan 2001
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DESCRIPTION
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"Initial version, published as RFC 3019."
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::= { mib-2 91 }
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mldMIBObjects OBJECT IDENTIFIER ::= { mldMIB 1 }
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--
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-- The MLD Interface Table
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--
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mldInterfaceTable OBJECT-TYPE
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SYNTAX SEQUENCE OF MldInterfaceEntry
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MAX-ACCESS not-accessible
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STATUS current
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DESCRIPTION
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"The (conceptual) table listing the interfaces on which
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MLD is enabled."
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::= { mldMIBObjects 1 }
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mldInterfaceEntry OBJECT-TYPE
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SYNTAX MldInterfaceEntry
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MAX-ACCESS not-accessible
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STATUS current
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DESCRIPTION
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"An entry (conceptual row) representing an interface on
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which MLD is enabled."
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INDEX { mldInterfaceIfIndex }
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::= { mldInterfaceTable 1 }
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MldInterfaceEntry ::= SEQUENCE {
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mldInterfaceIfIndex InterfaceIndex,
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mldInterfaceQueryInterval Unsigned32,
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mldInterfaceStatus RowStatus,
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mldInterfaceVersion Unsigned32,
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mldInterfaceQuerier InetAddressIPv6,
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mldInterfaceQueryMaxResponseDelay Unsigned32,
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mldInterfaceJoins Counter32,
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mldInterfaceGroups Gauge32,
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mldInterfaceRobustness Unsigned32,
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mldInterfaceLastListenQueryIntvl Unsigned32,
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mldInterfaceProxyIfIndex InterfaceIndexOrZero,
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mldInterfaceQuerierUpTime TimeTicks,
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mldInterfaceQuerierExpiryTime TimeTicks
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}
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mldInterfaceIfIndex OBJECT-TYPE
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SYNTAX InterfaceIndex
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MAX-ACCESS not-accessible
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STATUS current
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DESCRIPTION
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"The internetwork-layer interface value of the interface
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for which MLD is enabled."
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::= { mldInterfaceEntry 1 }
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mldInterfaceQueryInterval OBJECT-TYPE
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SYNTAX Unsigned32
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UNITS "seconds"
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MAX-ACCESS read-create
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STATUS current
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DESCRIPTION
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"The frequency at which MLD Host-Query packets are
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transmitted on this interface."
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DEFVAL { 125 }
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::= { mldInterfaceEntry 2 }
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mldInterfaceStatus OBJECT-TYPE
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SYNTAX RowStatus
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MAX-ACCESS read-create
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STATUS current
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DESCRIPTION
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"The activation of a row enables MLD on the interface.
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The destruction of a row disables MLD on the interface."
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::= { mldInterfaceEntry 3 }
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mldInterfaceVersion OBJECT-TYPE
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SYNTAX Unsigned32
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MAX-ACCESS read-create
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STATUS current
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DESCRIPTION
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"The version of MLD which is running on this interface.
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This object is a place holder to allow for new versions
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of MLD to be introduced. Version 1 of MLD is defined
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in RFC 2710."
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DEFVAL { 1 }
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::= { mldInterfaceEntry 4 }
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mldInterfaceQuerier OBJECT-TYPE
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SYNTAX InetAddressIPv6 (SIZE (16))
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MAX-ACCESS read-only
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STATUS current
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DESCRIPTION
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"The address of the MLD Querier on the IPv6 subnet to
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which this interface is attached."
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::= { mldInterfaceEntry 5 }
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mldInterfaceQueryMaxResponseDelay OBJECT-TYPE
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SYNTAX Unsigned32
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UNITS "seconds"
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MAX-ACCESS read-create
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STATUS current
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DESCRIPTION
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"The maximum query response time advertised in MLD
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queries on this interface."
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DEFVAL { 10 }
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::= { mldInterfaceEntry 6 }
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mldInterfaceJoins OBJECT-TYPE
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SYNTAX Counter32
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MAX-ACCESS read-only
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STATUS current
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DESCRIPTION
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"The number of times a group membership has been added on
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this interface; that is, the number of times an entry for
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this interface has been added to the Cache Table. This
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object gives an indication of the amount of MLD activity
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over time."
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::= { mldInterfaceEntry 7 }
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mldInterfaceGroups OBJECT-TYPE
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SYNTAX Gauge32
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MAX-ACCESS read-only
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STATUS current
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DESCRIPTION
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"The current number of entries for this interface in the
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Cache Table."
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::= { mldInterfaceEntry 8 }
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mldInterfaceRobustness OBJECT-TYPE
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SYNTAX Unsigned32
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MAX-ACCESS read-create
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STATUS current
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DESCRIPTION
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"The Robustness Variable allows tuning for the expected
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packet loss on a subnet. If a subnet is expected to be
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lossy, the Robustness Variable may be increased. MLD is
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robust to (Robustness Variable-1) packet losses. The
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discussion of the Robustness Variable is in Section 7.1
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of RFC 2710."
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DEFVAL { 2 }
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::= { mldInterfaceEntry 9 }
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mldInterfaceLastListenQueryIntvl OBJECT-TYPE
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SYNTAX Unsigned32
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UNITS "seconds"
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MAX-ACCESS read-create
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STATUS current
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DESCRIPTION
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"The Last Member Query Interval is the Max Response
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Delay inserted into Group-Specific Queries sent in
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response to Leave Group messages, and is also the amount
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of time between Group-Specific Query messages. This
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value may be tuned to modify the leave latency of the
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network. A reduced value results in reduced time to
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detect the loss of the last member of a group."
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DEFVAL { 1 }
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::= { mldInterfaceEntry 10 }
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mldInterfaceProxyIfIndex OBJECT-TYPE
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SYNTAX InterfaceIndexOrZero
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MAX-ACCESS read-create
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STATUS current
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DESCRIPTION
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"Some devices implement a form of MLD proxying whereby
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memberships learned on the interface represented by this
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row, cause MLD Multicast Listener Reports to be sent on
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the internetwork-layer interface identified by this
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object. Such a device would implement mldRouterMIBGroup
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only on its router interfaces (those interfaces with
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non-zero mldInterfaceProxyIfIndex). Typically, the
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value of this object is 0, indicating that no proxying
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is being done."
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DEFVAL { 0 }
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::= { mldInterfaceEntry 11 }
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mldInterfaceQuerierUpTime OBJECT-TYPE
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SYNTAX TimeTicks
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MAX-ACCESS read-only
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STATUS current
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DESCRIPTION
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"The time since mldInterfaceQuerier was last changed."
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::= { mldInterfaceEntry 12 }
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mldInterfaceQuerierExpiryTime OBJECT-TYPE
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SYNTAX TimeTicks
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MAX-ACCESS read-only
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STATUS current
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DESCRIPTION
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"The time remaining before the Other Querier Present
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Timer expires. If the local system is the querier,
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the value of this object is zero."
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::= { mldInterfaceEntry 13 }
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--
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-- The MLD Cache Table
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--
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mldCacheTable OBJECT-TYPE
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SYNTAX SEQUENCE OF MldCacheEntry
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MAX-ACCESS not-accessible
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STATUS current
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DESCRIPTION
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"The (conceptual) table listing the IPv6 multicast
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groups for which there are members on a particular
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interface."
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::= { mldMIBObjects 2 }
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mldCacheEntry OBJECT-TYPE
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SYNTAX MldCacheEntry
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MAX-ACCESS not-accessible
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STATUS current
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DESCRIPTION
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"An entry (conceptual row) in the mldCacheTable."
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INDEX { mldCacheAddress, mldCacheIfIndex }
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::= { mldCacheTable 1 }
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MldCacheEntry ::= SEQUENCE {
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mldCacheAddress InetAddressIPv6,
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mldCacheIfIndex InterfaceIndex,
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mldCacheSelf TruthValue,
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mldCacheLastReporter InetAddressIPv6,
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mldCacheUpTime TimeTicks,
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mldCacheExpiryTime TimeTicks,
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mldCacheStatus RowStatus
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}
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mldCacheAddress OBJECT-TYPE
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SYNTAX InetAddressIPv6 (SIZE (16))
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MAX-ACCESS not-accessible
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STATUS current
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DESCRIPTION
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"The IPv6 multicast group address for which this entry
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contains information."
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::= { mldCacheEntry 1 }
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mldCacheIfIndex OBJECT-TYPE
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SYNTAX InterfaceIndex
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MAX-ACCESS not-accessible
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STATUS current
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DESCRIPTION
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"The internetwork-layer interface for which this entry
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contains information for an IPv6 multicast group
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address."
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::= { mldCacheEntry 2 }
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mldCacheSelf OBJECT-TYPE
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SYNTAX TruthValue
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MAX-ACCESS read-create
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STATUS current
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DESCRIPTION
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"An indication of whether the local system is a member of
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this group address on this interface."
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DEFVAL { true }
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::= { mldCacheEntry 3 }
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mldCacheLastReporter OBJECT-TYPE
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SYNTAX InetAddressIPv6 (SIZE (16))
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MAX-ACCESS read-only
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STATUS current
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DESCRIPTION
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"The IPv6 address of the source of the last membership
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report received for this IPv6 Multicast group address on
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this interface. If no membership report has been
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received, this object has the value 0::0."
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::= { mldCacheEntry 4 }
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mldCacheUpTime OBJECT-TYPE
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SYNTAX TimeTicks
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MAX-ACCESS read-only
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STATUS current
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DESCRIPTION
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"The time elapsed since this entry was created."
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::= { mldCacheEntry 5 }
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mldCacheExpiryTime OBJECT-TYPE
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SYNTAX TimeTicks
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MAX-ACCESS read-only
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STATUS current
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DESCRIPTION
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"The minimum amount of time remaining before this entry
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will be aged out. A value of 0 indicates that the entry
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is only present because mldCacheSelf is true and that if
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the router left the group, this entry would be aged out
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immediately. Note that some implementations may process
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Membership Reports from the local system in the same way
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as reports from other hosts, so a value of 0 is not
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required."
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::= { mldCacheEntry 6 }
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mldCacheStatus OBJECT-TYPE
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SYNTAX RowStatus
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MAX-ACCESS read-create
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STATUS current
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DESCRIPTION
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"The status of this row, by which new entries may be
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created, or existing entries deleted from this table."
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::= { mldCacheEntry 7 }
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-- conformance information
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mldMIBConformance
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OBJECT IDENTIFIER ::= { mldMIB 2 }
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mldMIBCompliances
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OBJECT IDENTIFIER ::= { mldMIBConformance 1 }
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mldMIBGroups
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OBJECT IDENTIFIER ::= { mldMIBConformance 2 }
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-- compliance statements
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mldHostMIBCompliance MODULE-COMPLIANCE
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STATUS current
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DESCRIPTION
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"The compliance statement for hosts running MLD and
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implementing the MLD MIB."
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MODULE -- this module
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MANDATORY-GROUPS { mldBaseMIBGroup,
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mldHostMIBGroup
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}
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OBJECT mldInterfaceStatus
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MIN-ACCESS read-only
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DESCRIPTION
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"Write access is not required."
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::= { mldMIBCompliances 1 }
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mldRouterMIBCompliance MODULE-COMPLIANCE
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STATUS current
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DESCRIPTION
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"The compliance statement for routers running MLD and
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implementing the MLD MIB."
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MODULE -- this module
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MANDATORY-GROUPS { mldBaseMIBGroup,
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mldRouterMIBGroup
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}
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OBJECT mldInterfaceStatus
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MIN-ACCESS read-only
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DESCRIPTION
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"Write access is not required."
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::= { mldMIBCompliances 2 }
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-- units of conformance
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mldBaseMIBGroup OBJECT-GROUP
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OBJECTS { mldCacheSelf,
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mldCacheStatus, mldInterfaceStatus
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}
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STATUS current
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DESCRIPTION
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"The basic collection of objects providing management of
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MLD. The mldBaseMIBGroup is designed to allow for the
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manager creation and deletion of MLD cache entries."
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::= { mldMIBGroups 1 }
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mldRouterMIBGroup OBJECT-GROUP
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OBJECTS { mldCacheUpTime, mldCacheExpiryTime,
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mldInterfaceQueryInterval,
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mldInterfaceJoins, mldInterfaceGroups,
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mldCacheLastReporter,
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mldInterfaceQuerierUpTime,
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mldInterfaceQuerierExpiryTime,
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mldInterfaceQuerier,
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mldInterfaceVersion,
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mldInterfaceQueryMaxResponseDelay,
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mldInterfaceRobustness,
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mldInterfaceLastListenQueryIntvl
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}
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STATUS current
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DESCRIPTION
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"A collection of additional objects for management of MLD
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in routers."
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::= { mldMIBGroups 2 }
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mldHostMIBGroup OBJECT-GROUP
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OBJECTS { mldInterfaceQuerier
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}
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STATUS current
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DESCRIPTION
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"A collection of additional objects for management of MLD
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in hosts."
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::= { mldMIBGroups 3 }
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mldProxyMIBGroup OBJECT-GROUP
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OBJECTS { mldInterfaceProxyIfIndex }
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STATUS current
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DESCRIPTION
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"A collection of additional objects for management of MLD
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proxy devices."
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::= { mldMIBGroups 4 }
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END
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