-- extracted from draft-ops-rfc2096-update-00.txt -- at Fri Feb 23 14:33:32 2001 IP-FORWARD-MIB DEFINITIONS ::= BEGIN IMPORTS MODULE-IDENTITY, OBJECT-TYPE, IpAddress, Integer32, Gauge32, Unsigned32 FROM SNMPv2-SMI RowStatus FROM SNMPv2-TC MODULE-COMPLIANCE, OBJECT-GROUP FROM SNMPv2-CONF InterfaceIndex FROM IF-MIB ip FROM IP-MIB IANAipRouteProtocol FROM IANA-RTPROTO-MIB InetAddress, InetAddressType, InetAddressPrefixLength, InetAutonomousSystemNumber FROM INET-ADDRESS-MIB; ipForward MODULE-IDENTITY LAST-UPDATED "200102220000Z" ORGANIZATION "IETF IPv6 MIB Revision Team" CONTACT-INFO "Editor: Bill Fenner AT&T Labs - Research 75 Willow Rd Menlo Park, CA Phone: +1 650 330-7893 Email: " DESCRIPTION "The MIB module for the management of CIDR multipath IP Routes." REVISION "200102220000Z" DESCRIPTION "IP version neutral revision, published as RFC XXXX." REVISION "9609190000Z" DESCRIPTION "Revised to support CIDR routes." ::= { ip 24 } inetCidrRouteNumber OBJECT-TYPE SYNTAX Gauge32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of current inetCidrRouteTable entries that are not invalid." ::= { ipForward 6 } -- Inet CIDR Route Table -- The Inet CIDR Route Table deprecates and replaces the ipCidrRoute -- Table currently in the IP Forwarding Table MIB. -- It adds IP protocol independence. inetCidrRouteTable OBJECT-TYPE SYNTAX SEQUENCE OF InetCidrRouteEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This entity's IP Routing table." REFERENCE "RFC 1213 Section 6.6, The IP Group" ::= { ipForward 7 } inetCidrRouteEntry OBJECT-TYPE SYNTAX InetCidrRouteEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "A particular route to a particular destination, under a particular policy." INDEX { inetCidrRouteInstance, inetCidrRouteDestType, inetCidrRouteDest, inetCidrRoutePfxLen, inetCidrRouteNextHopType, inetCidrRouteNextHop } ::= { inetCidrRouteTable 1 } InetCidrRouteEntry ::= SEQUENCE { inetCidrRouteInstance Unsigned32, inetCidrRouteDestType InetAddressType, inetCidrRouteDest InetAddress, inetCidrRoutePfxLen InetAddressPrefixLength, inetCidrRouteNextHopType InetAddressType, inetCidrRouteNextHop InetAddress, inetCidrRouteIfIndex InterfaceIndex, inetCidrRouteType INTEGER, inetCidrRouteProto IANAipRouteProtocol, inetCidrRouteAge Integer32, inetCidrRouteNextHopAS InetAutonomousSystemNumber, inetCidrRouteMetric1 Integer32, inetCidrRouteMetric2 Integer32, inetCidrRouteMetric3 Integer32, inetCidrRouteMetric4 Integer32, inetCidrRouteMetric5 Integer32, inetCidrRouteStatus RowStatus } inetCidrRouteInstance OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "The instance identifier of the (conceptual) routing table containing this route. This identifier may be used to represent multiple routing tables, type-of-service routing, or any other use of multiple tables. XXX This needs more discussion." ::= { inetCidrRouteEntry 1 } inetCidrRouteDestType OBJECT-TYPE SYNTAX InetAddressType MAX-ACCESS not-accessible STATUS current DESCRIPTION "The type of ipCidrRouteDest. Only IPv4 and IPv6 addresses are expected." ::= { inetCidrRouteEntry 2 } inetCidrRouteDest OBJECT-TYPE SYNTAX InetAddress (SIZE(0..36)) MAX-ACCESS not-accessible STATUS current DESCRIPTION "The destination IP address of this route. Any assignment (implicit or otherwise) of an instance of this object to a value x must be rejected if the bitwise logical-AND of x with the value of the mask formed from the corresponding instance of the inetCidrRoutePfxLen object is not equal to x." ::= { inetCidrRouteEntry 3 } inetCidrRoutePfxLen OBJECT-TYPE SYNTAX InetAddressPrefixLength MAX-ACCESS not-accessible STATUS current DESCRIPTION "Indicate the number of leading one bits which form the mask to be logical-ANDed with the destination address before being compared to the value in the ipCidrRouteDest field. Any assignment (implicit or otherwise) of an instance of this object to a value x must be rejected if the bitwise logical-AND of the mask formed from x with the value of the corresponding instance of the inetCidrRouteDest object is not equal to inetCidrRouteDest." ::= { inetCidrRouteEntry 4 } inetCidrRouteNextHopType OBJECT-TYPE SYNTAX InetAddressType MAX-ACCESS not-accessible STATUS current DESCRIPTION "The address type of inetCidrRouteNextHop. Must be the same as that of inetCidrRouteDestType, or unknown if there is no next hop." ::= { inetCidrRouteEntry 5 } inetCidrRouteNextHop OBJECT-TYPE SYNTAX InetAddress (SIZE(0..36)) MAX-ACCESS not-accessible STATUS current DESCRIPTION "On remote routes, the address of the next system en route; Otherwise, a zero-length string." ::= { inetCidrRouteEntry 6 } inetCidrRouteIfIndex OBJECT-TYPE SYNTAX InterfaceIndex MAX-ACCESS read-create STATUS current DESCRIPTION "The ifIndex value which identifies the local interface through which the next hop of this route should be reached." ::= { inetCidrRouteEntry 7 } inetCidrRouteType OBJECT-TYPE SYNTAX INTEGER { other (1), -- not specified by this MIB reject (2), -- route which discards traffic and -- returns notification local (3), -- local interface remote (4), -- remote destination blackhole(5) -- route which discards traffic silently } MAX-ACCESS read-create 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. Routes which do not result in traffic forwarding or rejection should not be displayed even if the implementation keeps them stored internally. reject(2) refers to a route which, if matched, discards the message as unreachable and returns a notification (e.g. ICMP error) to the message sender. This is used in some protocols as a means of correctly aggregating routes. blackhole(5) refers to a route which, if matched, discards the message silently." ::= { inetCidrRouteEntry 8 } inetCidrRouteProto OBJECT-TYPE SYNTAX IANAipRouteProtocol MAX-ACCESS read-only STATUS current DESCRIPTION "The routing mechanism via which this route was learned. Inclusion of values for gateway routing protocols is not intended to imply that hosts should support those protocols." ::= { inetCidrRouteEntry 9 } -- XXX new type? TimeTicks? inetCidrRouteAge OBJECT-TYPE SYNTAX Integer32 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." ::= { inetCidrRouteEntry 10 } inetCidrRouteNextHopAS OBJECT-TYPE SYNTAX InetAutonomousSystemNumber MAX-ACCESS read-create STATUS current DESCRIPTION "The Autonomous System Number of the Next Hop. The semantics of this object are determined by the routing-protocol specified in the route's inetCidrRouteProto value. When this object is unknown or not relevant its value should be set to zero." DEFVAL { 0 } ::= { inetCidrRouteEntry 11 } inetCidrRouteMetric1 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS current DESCRIPTION "The primary routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's inetCidrRouteProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { inetCidrRouteEntry 12 } inetCidrRouteMetric2 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS current DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's inetCidrRouteProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { inetCidrRouteEntry 13 } inetCidrRouteMetric3 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS current DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's inetCidrRouteProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { inetCidrRouteEntry 14 } inetCidrRouteMetric4 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS current DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's inetCidrRouteProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { inetCidrRouteEntry 15 } inetCidrRouteMetric5 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS current DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's inetCidrRouteProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { inetCidrRouteEntry 16 } inetCidrRouteStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The row status variable, used according to row installation and removal conventions." ::= { inetCidrRouteEntry 17 } -- Conformance information ipForwardConformance OBJECT IDENTIFIER ::= { ipForward 5 } ipForwardGroups OBJECT IDENTIFIER ::= { ipForwardConformance 1 } ipForwardCompliances OBJECT IDENTIFIER ::= { ipForwardConformance 2 } -- Compliance statements ipForwardCompliance2 MODULE-COMPLIANCE STATUS current DESCRIPTION "The compliance statement for systems which have routing tables. XXX is this right?" MODULE -- this module MANDATORY-GROUPS { inetForwardCidrRouteGroup } ::= { ipForwardCompliances 3 } -- units of conformance inetForwardCidrRouteGroup OBJECT-GROUP OBJECTS { inetCidrRouteNumber, inetCidrRouteIfIndex, inetCidrRouteType, inetCidrRouteProto, inetCidrRouteAge, inetCidrRouteNextHopAS, inetCidrRouteMetric1, inetCidrRouteMetric2, inetCidrRouteMetric3, inetCidrRouteMetric4, inetCidrRouteMetric5, inetCidrRouteStatus } STATUS current DESCRIPTION "The IP version independent CIDR Route Table." ::= { ipForwardGroups 4 } -- Deprecated Objects ipCidrRouteNumber OBJECT-TYPE SYNTAX Gauge32 MAX-ACCESS read-only STATUS deprecated DESCRIPTION "The number of current ipCidrRouteTable entries that are not invalid. This object is deprecated in favor of inetCidrRouteNumber and the inetCidrRouteTable." ::= { ipForward 3 } -- IP CIDR Route Table -- The IP CIDR Route Table obsoletes and replaces the ipRoute -- Table current in MIB-I and MIB-II and the IP Forwarding Table. -- It adds knowledge of the autonomous system of the next hop, -- multiple next hops, and policy routing, and Classless -- Inter-Domain Routing. ipCidrRouteTable OBJECT-TYPE SYNTAX SEQUENCE OF IpCidrRouteEntry MAX-ACCESS not-accessible STATUS deprecated DESCRIPTION "This entity's IP Routing table. This table has been deprecated in favor of the IP version neutral inetCidrRouteTable." REFERENCE "RFC 1213 Section 6.6, The IP Group" ::= { ipForward 4 } ipCidrRouteEntry OBJECT-TYPE SYNTAX IpCidrRouteEntry MAX-ACCESS not-accessible STATUS deprecated DESCRIPTION "A particular route to a particular destination, under a particular policy." INDEX { ipCidrRouteDest, ipCidrRouteMask, ipCidrRouteTos, ipCidrRouteNextHop } ::= { ipCidrRouteTable 1 } IpCidrRouteEntry ::= SEQUENCE { ipCidrRouteDest IpAddress, ipCidrRouteMask IpAddress, ipCidrRouteTos Integer32, ipCidrRouteNextHop IpAddress, ipCidrRouteIfIndex Integer32, ipCidrRouteType INTEGER, ipCidrRouteProto INTEGER, ipCidrRouteAge Integer32, ipCidrRouteInfo OBJECT IDENTIFIER, ipCidrRouteNextHopAS Integer32, ipCidrRouteMetric1 Integer32, ipCidrRouteMetric2 Integer32, ipCidrRouteMetric3 Integer32, ipCidrRouteMetric4 Integer32, ipCidrRouteMetric5 Integer32, ipCidrRouteStatus RowStatus } ipCidrRouteDest OBJECT-TYPE SYNTAX IpAddress MAX-ACCESS read-only STATUS deprecated DESCRIPTION "The destination IP address of this route. This object may not take a Multicast (Class D) address value. Any assignment (implicit or otherwise) of an instance of this object to a value x must be rejected if the bitwise logical-AND of x with the value of the corresponding instance of the ipCidrRouteMask object is not equal to x." ::= { ipCidrRouteEntry 1 } ipCidrRouteMask OBJECT-TYPE SYNTAX IpAddress MAX-ACCESS read-only STATUS deprecated DESCRIPTION "Indicate the mask to be logical-ANDed with the destination address before being compared to the value in the ipCidrRouteDest field. For those systems that do not support arbitrary subnet masks, an agent constructs the value of the ipCidrRouteMask by reference to the IP Address Class. Any assignment (implicit or otherwise) of an instance of this object to a value x must be rejected if the bitwise logical-AND of x with the value of the corresponding instance of the ipCidrRouteDest object is not equal to ipCidrRouteDest." ::= { ipCidrRouteEntry 2 } -- The following convention is included for specification -- of TOS Field contents. At this time, the Host Requirements -- and the Router Requirements documents disagree on the width -- of the TOS field. This mapping describes the Router -- Requirements mapping, and leaves room to widen the TOS field -- without impact to fielded systems. ipCidrRouteTos OBJECT-TYPE SYNTAX Integer32 (0..2147483647) MAX-ACCESS read-only STATUS deprecated DESCRIPTION "The policy specifier is the IP TOS Field. The encoding of IP TOS is as specified by the following convention. Zero indicates the default path if no more specific policy applies. +-----+-----+-----+-----+-----+-----+-----+-----+ | | | | | PRECEDENCE | TYPE OF SERVICE | 0 | | | | | +-----+-----+-----+-----+-----+-----+-----+-----+ IP TOS IP TOS Field Policy Field Policy Contents Code Contents Code 0 0 0 0 ==> 0 0 0 0 1 ==> 2 0 0 1 0 ==> 4 0 0 1 1 ==> 6 0 1 0 0 ==> 8 0 1 0 1 ==> 10 0 1 1 0 ==> 12 0 1 1 1 ==> 14 1 0 0 0 ==> 16 1 0 0 1 ==> 18 1 0 1 0 ==> 20 1 0 1 1 ==> 22 1 1 0 0 ==> 24 1 1 0 1 ==> 26 1 1 1 0 ==> 28 1 1 1 1 ==> 30" ::= { ipCidrRouteEntry 3 } ipCidrRouteNextHop OBJECT-TYPE SYNTAX IpAddress MAX-ACCESS read-only STATUS deprecated DESCRIPTION "On remote routes, the address of the next system en route; Otherwise, 0.0.0.0." ::= { ipCidrRouteEntry 4 } ipCidrRouteIfIndex OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS deprecated DESCRIPTION "The ifIndex value which identifies the local interface through which the next hop of this route should be reached." DEFVAL { 0 } ::= { ipCidrRouteEntry 5 } ipCidrRouteType OBJECT-TYPE SYNTAX INTEGER { other (1), -- not specified by this MIB reject (2), -- route which discards traffic local (3), -- local interface remote (4) -- remote destination } MAX-ACCESS read-create STATUS deprecated 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. Routes which do not result in traffic forwarding or rejection should not be displayed even if the implementation keeps them stored internally. reject (2) refers to a route which, if matched, discards the message as unreachable. This is used in some protocols as a means of correctly aggregating routes." ::= { ipCidrRouteEntry 6 } ipCidrRouteProto OBJECT-TYPE SYNTAX INTEGER { other (1), -- not specified local (2), -- local interface netmgmt (3), -- static route icmp (4), -- result of ICMP Redirect -- the following are all dynamic -- routing protocols egp (5), -- Exterior Gateway Protocol ggp (6), -- Gateway-Gateway Protocol hello (7), -- FuzzBall HelloSpeak rip (8), -- Berkeley RIP or RIP-II isIs (9), -- Dual IS-IS esIs (10), -- ISO 9542 ciscoIgrp (11), -- Cisco IGRP bbnSpfIgp (12), -- BBN SPF IGP ospf (13), -- Open Shortest Path First bgp (14), -- Border Gateway Protocol idpr (15), -- InterDomain Policy Routing ciscoEigrp (16) -- Cisco EIGRP } MAX-ACCESS read-only STATUS deprecated DESCRIPTION "The routing mechanism via which this route was learned. Inclusion of values for gateway routing protocols is not intended to imply that hosts should support those protocols." ::= { ipCidrRouteEntry 7 } ipCidrRouteAge OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-only STATUS deprecated 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." DEFVAL { 0 } ::= { ipCidrRouteEntry 8 } ipCidrRouteInfo OBJECT-TYPE SYNTAX OBJECT IDENTIFIER MAX-ACCESS read-create STATUS deprecated 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 ipCidrRouteProto value. If this information is not present, its value should be set to the OBJECT IDENTIFIER { 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." ::= { ipCidrRouteEntry 9 } ipCidrRouteNextHopAS OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS deprecated DESCRIPTION "The Autonomous System Number of the Next Hop. The semantics of this object are determined by the routing-protocol specified in the route's ipCidrRouteProto value. When this object is unknown or not relevant its value should be set to zero." DEFVAL { 0 } ::= { ipCidrRouteEntry 10 } ipCidrRouteMetric1 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS deprecated DESCRIPTION "The primary routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's ipCidrRouteProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { ipCidrRouteEntry 11 } ipCidrRouteMetric2 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS deprecated DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's ipCidrRouteProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { ipCidrRouteEntry 12 } ipCidrRouteMetric3 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS deprecated DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's ipCidrRouteProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { ipCidrRouteEntry 13 } ipCidrRouteMetric4 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS deprecated DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's ipCidrRouteProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { ipCidrRouteEntry 14 } ipCidrRouteMetric5 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS deprecated DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's ipCidrRouteProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { ipCidrRouteEntry 15 } ipCidrRouteStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS deprecated DESCRIPTION "The row status variable, used according to row installation and removal conventions." ::= { ipCidrRouteEntry 16 } -- compliance statements ipForwardCompliance MODULE-COMPLIANCE STATUS deprecated DESCRIPTION "The compliance statement for SNMPv2 entities which implement the ipForward MIB." MODULE -- this module MANDATORY-GROUPS { ipForwardCidrRouteGroup } ::= { ipForwardCompliances 1 } -- units of conformance ipForwardCidrRouteGroup OBJECT-GROUP OBJECTS { ipCidrRouteNumber, ipCidrRouteDest, ipCidrRouteMask, ipCidrRouteTos, ipCidrRouteNextHop, ipCidrRouteIfIndex, ipCidrRouteType, ipCidrRouteProto, ipCidrRouteAge, ipCidrRouteInfo, ipCidrRouteNextHopAS, ipCidrRouteMetric1, ipCidrRouteMetric2, ipCidrRouteMetric3, ipCidrRouteMetric4, ipCidrRouteMetric5, ipCidrRouteStatus } STATUS deprecated DESCRIPTION "The CIDR Route Table." ::= { ipForwardGroups 3 } -- Obsoleted Definitions - Objects ipForwardNumber OBJECT-TYPE SYNTAX Gauge32 MAX-ACCESS read-only STATUS obsolete DESCRIPTION "The number of current ipForwardTable entries that are not invalid." ::= { ipForward 1 } -- IP Forwarding Table -- The IP Forwarding Table obsoletes and replaces the ipRoute -- Table current in MIB-I and MIB-II. It adds knowledge of -- the autonomous system of the next hop, multiple next hop -- support, and policy routing support. ipForwardTable OBJECT-TYPE SYNTAX SEQUENCE OF IpForwardEntry MAX-ACCESS not-accessible STATUS obsolete DESCRIPTION "This entity's IP Routing table." REFERENCE "RFC 1213 Section 6.6, The IP Group" ::= { ipForward 2 } ipForwardEntry OBJECT-TYPE SYNTAX IpForwardEntry MAX-ACCESS not-accessible STATUS obsolete DESCRIPTION "A particular route to a particular destination, under a particular policy." INDEX { ipForwardDest, ipForwardProto, ipForwardPolicy, ipForwardNextHop } ::= { ipForwardTable 1 } IpForwardEntry ::= SEQUENCE { ipForwardDest IpAddress, ipForwardMask IpAddress, ipForwardPolicy Integer32, ipForwardNextHop IpAddress, ipForwardIfIndex Integer32, ipForwardType INTEGER, ipForwardProto INTEGER, ipForwardAge Integer32, ipForwardInfo OBJECT IDENTIFIER, ipForwardNextHopAS Integer32, ipForwardMetric1 Integer32, ipForwardMetric2 Integer32, ipForwardMetric3 Integer32, ipForwardMetric4 Integer32, ipForwardMetric5 Integer32 } ipForwardDest OBJECT-TYPE SYNTAX IpAddress MAX-ACCESS read-only STATUS obsolete DESCRIPTION "The destination IP address of this route. An entry with a value of 0.0.0.0 is considered a default route. This object may not take a Multicast (Class D) address value. Any assignment (implicit or otherwise) of an instance of this object to a value x must be rejected if the bitwise logical-AND of x with the value of the corresponding instance of the ipForwardMask object is not equal to x." ::= { ipForwardEntry 1 } ipForwardMask OBJECT-TYPE SYNTAX IpAddress MAX-ACCESS read-create STATUS obsolete DESCRIPTION "Indicate the mask to be logical-ANDed with the destination address before being compared to the value in the ipForwardDest field. For those systems that do not support arbitrary subnet masks, an agent constructs the value of the ipForwardMask by reference to the IP Address Class. Any assignment (implicit or otherwise) of an instance of this object to a value x must be rejected if the bitwise logical-AND of x with the value of the corresponding instance of the ipForwardDest object is not equal to ipForwardDest." DEFVAL { '00000000'h } -- 0.0.0.0 ::= { ipForwardEntry 2 } -- The following convention is included for specification -- of TOS Field contents. At this time, the Host Requirements -- and the Router Requirements documents disagree on the width -- of the TOS field. This mapping describes the Router -- Requirements mapping, and leaves room to widen the TOS field -- without impact to fielded systems. ipForwardPolicy OBJECT-TYPE SYNTAX Integer32 (0..2147483647) MAX-ACCESS read-only STATUS obsolete 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 ipForwardProto specifies otherwise, the policy specifier is the IP TOS Field. The encoding of IP TOS is as specified by the following convention. Zero indicates the default path if no more specific policy applies. +-----+-----+-----+-----+-----+-----+-----+-----+ | | | | | PRECEDENCE | TYPE OF SERVICE | 0 | | | | | +-----+-----+-----+-----+-----+-----+-----+-----+ IP TOS IP TOS Field Policy Field Policy Contents Code Contents Code 0 0 0 0 ==> 0 0 0 0 1 ==> 2 0 0 1 0 ==> 4 0 0 1 1 ==> 6 0 1 0 0 ==> 8 0 1 0 1 ==> 10 0 1 1 0 ==> 12 0 1 1 1 ==> 14 1 0 0 0 ==> 16 1 0 0 1 ==> 18 1 0 1 0 ==> 20 1 0 1 1 ==> 22 1 1 0 0 ==> 24 1 1 0 1 ==> 26 1 1 1 0 ==> 28 1 1 1 1 ==> 30 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." ::= { ipForwardEntry 3 } ipForwardNextHop OBJECT-TYPE SYNTAX IpAddress MAX-ACCESS read-only STATUS obsolete DESCRIPTION "On remote routes, the address of the next system en route; Otherwise, 0.0.0.0." ::= { ipForwardEntry 4 } ipForwardIfIndex OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS obsolete DESCRIPTION "The ifIndex value which identifies the local interface through which the next hop of this route should be reached." DEFVAL { 0 } ::= { ipForwardEntry 5 } ipForwardType OBJECT-TYPE SYNTAX INTEGER { other (1), -- not specified by this MIB invalid (2), -- logically deleted local (3), -- local interface remote (4) -- remote destination } MAX-ACCESS read-create STATUS obsolete 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. Setting this object to the value invalid(2) has the effect of invalidating the corresponding entry in the ipForwardTable 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 ipForwardType object." DEFVAL { invalid } ::= { ipForwardEntry 6 } ipForwardProto OBJECT-TYPE SYNTAX INTEGER { other (1), -- not specified local (2), -- local interface netmgmt (3), -- static route icmp (4), -- result of ICMP Redirect -- the following are all dynamic -- routing protocols egp (5), -- Exterior Gateway Protocol ggp (6), -- Gateway-Gateway Protocol hello (7), -- FuzzBall HelloSpeak rip (8), -- Berkeley RIP or RIP-II is-is (9), -- Dual IS-IS es-is (10), -- ISO 9542 ciscoIgrp (11), -- Cisco IGRP bbnSpfIgp (12), -- BBN SPF IGP ospf (13), -- Open Shortest Path First bgp (14), -- Border Gateway Protocol idpr (15) -- InterDomain Policy Routing } MAX-ACCESS read-only STATUS obsolete DESCRIPTION "The routing mechanism via which this route was learned. Inclusion of values for gateway routing protocols is not intended to imply that hosts should support those protocols." ::= { ipForwardEntry 7 } ipForwardAge OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-only STATUS obsolete 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." DEFVAL { 0 } ::= { ipForwardEntry 8 } ipForwardInfo OBJECT-TYPE SYNTAX OBJECT IDENTIFIER MAX-ACCESS read-create STATUS obsolete 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 ipForwardProto value. If this information is not present, its value should be set to the OBJECT IDENTIFIER { 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." ::= { ipForwardEntry 9 } ipForwardNextHopAS OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS obsolete DESCRIPTION "The Autonomous System Number of the Next Hop. When this is unknown or not relevant to the protocol indicated by ipForwardProto, zero." DEFVAL { 0 } ::= { ipForwardEntry 10 } ipForwardMetric1 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS obsolete DESCRIPTION "The primary routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's ipForwardProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { ipForwardEntry 11 } ipForwardMetric2 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS obsolete DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's ipForwardProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { ipForwardEntry 12 } ipForwardMetric3 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS obsolete DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's ipForwardProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { ipForwardEntry 13 } ipForwardMetric4 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS obsolete DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's ipForwardProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { ipForwardEntry 14 } ipForwardMetric5 OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-create STATUS obsolete DESCRIPTION "An alternate routing metric for this route. The semantics of this metric are determined by the routing-protocol specified in the route's ipForwardProto value. If this metric is not used, its value should be set to -1." DEFVAL { -1 } ::= { ipForwardEntry 15 } -- Obsoleted Definitions - Groups -- compliance statements ipForwardOldCompliance MODULE-COMPLIANCE STATUS obsolete DESCRIPTION "The compliance statement for SNMP entities which implement the ipForward MIB." MODULE -- this module MANDATORY-GROUPS { ipForwardMultiPathGroup } ::= { ipForwardCompliances 2 } ipForwardMultiPathGroup OBJECT-GROUP OBJECTS { ipForwardNumber, ipForwardDest, ipForwardMask, ipForwardPolicy, ipForwardNextHop, ipForwardIfIndex, ipForwardType, ipForwardProto, ipForwardAge, ipForwardInfo, ipForwardNextHopAS, ipForwardMetric1, ipForwardMetric2, ipForwardMetric3, ipForwardMetric4, ipForwardMetric5 } STATUS obsolete DESCRIPTION "IP Multipath Route Table." ::= { ipForwardGroups 2 } END -- -- Copyright (C) The Internet Society (2001). All Rights Reserved. -- -- This document and translations of it may be copied and furnished to -- others, and derivative works that comment on or otherwise explain it or -- assist in its implementation may be prepared, copied, published and -- distributed, in whole or in part, without restriction of any kind, -- provided that the above copyright notice and this paragraph are included -- on all such copies and derivative works. However, this document itself -- may not be modified in any way, such as by removing the copyright notice -- or references to the Internet Society or other Internet organizations, -- except as needed for the purpose of developing Internet standards in -- which case the procedures for copyrights defined in the Internet -- Standards process must be followed, or as required to translate it into -- languages other than English. -- -- The limited permissions granted above are perpetual and will not be -- revoked by the Internet Society or its successors or assigns. -- -- This document and the information contained herein is provided on an "AS -- IS" basis and THE INTERNET SOCIETY AND THE INTERNET ENGINEERING TASK -- FORCE DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT -- LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION HEREIN WILL NOT -- INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR -- FITNESS FOR A PARTICULAR PURPOSE.