rfc1850 Download

ospfRouterId

A 32-bit integer uniquely identifying the router in the Autonomous System. By convention, to ensure uniqueness, this should default to the value of one of the router's IP interface addresses.

ospfAdminStat

The administrative status of OSPF in the router. The value 'enabled' denotes that the OSPF Process is active on at least one inter- face; 'disabled' disables it on all inter- faces.

ospfVersionNumber

The current version number of the OSPF proto- col is 2.

ospfAreaBdrRtrStatus

A flag to note whether this router is an area border router.

ospfASBdrRtrStatus

A flag to note whether this router is config- ured as an Autonomous System border router.

ospfExternLsaCount

The number of external (LS type 5) link-state advertisements in the link-state database.

ospfExternLsaCksumSum

The 32-bit unsigned sum of the LS checksums of the external link-state advertisements con- tained in the link-state database. This sum can be used to determine if there has been a change in a router's link state database, and to compare the ...

ospfTOSSupport

The router's support for type-of-service rout- ing.

ospfOriginateNewLsas

The number of new link-state advertisements that have been originated. This number is in- cremented each time the router originates a new LSA.

ospfRxNewLsas

The number of link-state advertisements re- ceived determined to be new instantiations. This number does not include newer instantia- tions of self-originated link-state advertise- ments.

ospfExtLsdbLimit

The maximum number of non-default AS- external-LSAs entries that can be stored in the link-state database. If the value is -1, then there is no limit. When the number of non-default AS-external-LSAs in a router's link-state database reach ...

ospfMulticastExtensions

A Bit Mask indicating whether the router is forwarding IP multicast (Class D) datagrams based on the algorithms defined in the Multi- cast Extensions to OSPF. Bit 0, if set, indicates that the router can forward IP multicast datagrams in the ...

ospfExitOverflowInterval

The number of seconds that, after entering OverflowState, a router will attempt to leave OverflowState. This allows the router to again originate non-default AS-external-LSAs. When set to 0, the router will not leave Overflow- State until rest ...

ospfDemandExtensions

The router's support for demand routing.

ospfAreaTable

Information describing the configured parame- ters and cumulative statistics of the router's attached areas.

ospfAreaEntry

Information describing the configured parame- ters and cumulative statistics of one of the router's attached areas.

ospfAreaId

A 32-bit integer uniquely identifying an area. Area ID 0.0.0.0 is used for the OSPF backbone.

ospfAuthType

The authentication type specified for an area. Additional authentication types may be assigned locally on a per Area basis.

ospfImportAsExtern

The area's support for importing AS external link- state advertisements.

ospfSpfRuns

The number of times that the intra-area route table has been calculated using this area's link-state database. This is typically done using Dijkstra's algorithm.

ospfAreaBdrRtrCount

The total number of area border routers reach- able within this area. This is initially zero, and is calculated in each SPF Pass.

ospfAsBdrRtrCount

The total number of Autonomous System border routers reachable within this area. This is initially zero, and is calculated in each SPF Pass.

ospfAreaLsaCount

The total number of link-state advertisements in this area's link-state database, excluding AS External LSA's.

ospfAreaLsaCksumSum

The 32-bit unsigned sum of the link-state ad- vertisements' LS checksums contained in this area's link-state database. This sum excludes external (LS type 5) link-state advertisements. The sum can be used to determine if there has been a change ...

ospfAreaSummary

The variable ospfAreaSummary controls the im- port of summary LSAs into stub areas. It has no effect on other areas. If it is noAreaSummary, the router will neither originate nor propagate summary LSAs into the stub area. It will rely entirely on ...

ospfAreaStatus

This variable displays the status of the en- try. Setting it to 'invalid' has the effect of rendering it inoperative. The internal effect (row removal) is implementation dependent.

ospfStubAreaTable

The set of metrics that will be advertised by a default Area Border Router into a stub area.

ospfStubAreaEntry

The metric for a given Type of Service that will be advertised by a default Area Border Router into a stub area.

ospfStubAreaId

The 32 bit identifier for the Stub Area. On creation, this can be derived from the in- stance.

ospfStubTOS

The Type of Service associated with the metric. On creation, this can be derived from the instance.

ospfStubMetric

The metric value applied at the indicated type of service. By default, this equals the least metric at the type of service among the inter- faces to other areas.

ospfStubStatus

This variable displays the status of the en- try. Setting it to 'invalid' has the effect of rendering it inoperative. The internal effect (row removal) is implementation dependent.

ospfStubMetricType

This variable displays the type of metric ad- vertised as a default route.

ospfLsdbTable

The OSPF Process's Link State Database.

ospfLsdbEntry

A single Link State Advertisement.

ospfLsdbAreaId

The 32 bit identifier of the Area from which the LSA was received.

ospfLsdbType

The type of the link state advertisement. Each link state type has a separate advertise- ment format.

ospfLsdbLsid

The Link State ID is an LS Type Specific field containing either a Router ID or an IP Address; it identifies the piece of the routing domain that is being described by the advertisement.

ospfLsdbRouterId

The 32 bit number that uniquely identifies the originating router in the Autonomous System.

ospfLsdbSequence

The sequence number field is a signed 32-bit integer. It is used to detect old and dupli- cate link state advertisements. The space of sequence numbers is linearly ordered. The larger the sequence number the more recent the advertisement.

ospfLsdbAge

This field is the age of the link state adver- tisement in seconds.

ospfLsdbChecksum

This field is the checksum of the complete contents of the advertisement, excepting the age field. The age field is excepted so that an advertisement's age can be incremented without updating the checksum. The checksum used is the sa ...

ospfLsdbAdvertisement

The entire Link State Advertisement, including its header.

ospfAreaRangeTable

A range if IP addresses specified by an IP address/IP network mask pair. For example, class B address range of X.X.X.X with a network mask of 255.255.0.0 includes all IP addresses from X.X.0.0 to X.X.255.255

ospfAreaRangeEntry

A range if IP addresses specified by an IP address/IP network mask pair. For example, class B address range of X.X.X.X with a network mask of 255.255.0.0 includes all IP addresses from X.X.0.0 to X.X.255.255

ospfAreaRangeAreaId

The Area the Address Range is to be found within.

ospfAreaRangeNet

The IP Address of the Net or Subnet indicated by the range.

ospfAreaRangeMask

The Subnet Mask that pertains to the Net or Subnet.

ospfAreaRangeStatus

This variable displays the status of the en- try. Setting it to 'invalid' has the effect of rendering it inoperative. The internal effect (row removal) is implementation dependent.

ospfAreaRangeEffect

Subnets subsumed by ranges either trigger the advertisement of the indicated summary (adver- tiseMatching), or result in the subnet's not being advertised at all outside the area.

ospfHostTable

The list of Hosts, and their metrics, that the router will advertise as host routes.

ospfHostEntry

A metric to be advertised, for a given type of service, when a given host is reachable.

ospfHostIpAddress

The IP Address of the Host.

ospfHostTOS

The Type of Service of the route being config- ured.

ospfHostMetric

The Metric to be advertised.

ospfHostStatus

This variable displays the status of the en- try. Setting it to 'invalid' has the effect of rendering it inoperative. The internal effect (row removal) is implementation dependent.

ospfHostAreaID

The Area the Host Entry is to be found within. By default, the area that a subsuming OSPF in- terface is in, or 0.0.0.0

ospfIfTable

The OSPF Interface Table describes the inter- faces from the viewpoint of OSPF.

ospfIfEntry

The OSPF Interface Entry describes one inter- face from the viewpoint of OSPF.

ospfIfIpAddress

The IP address of this OSPF interface.

ospfAddressLessIf

For the purpose of easing the instancing of addressed and addressless interfaces; This variable takes the value 0 on interfaces with IP Addresses, and the corresponding value of ifIndex for interfaces having no IP Address.

ospfIfAreaId

A 32-bit integer uniquely identifying the area to which the interface connects. Area ID 0.0.0.0 is used for the OSPF backbone.

ospfIfType

The OSPF interface type. By way of a default, this field may be intuited from the corresponding value of ifType. Broad- cast LANs, such as Ethernet and IEEE 802.5, take the value 'broadcast', X.25 and similar technologies take the value 'nbma', a ...

ospfIfAdminStat

The OSPF interface's administrative status. The value formed on the interface, and the in- terface will be advertised as an internal route to some area. The value 'disabled' denotes that the interface is external to OSPF.

ospfIfRtrPriority

The priority of this interface. Used in multi-access networks, this field is used in the designated router election algorithm. The value 0 signifies that the router is not eligi- ble to become the designated router on this particular netw ...

ospfIfTransitDelay

The estimated number of seconds it takes to transmit a link state update packet over this interface.

ospfIfRetransInterval

The number of seconds between link-state ad- vertisement retransmissions, for adjacencies belonging to this interface. This value is also used when retransmitting database descrip- tion and link-state request packets.

ospfIfHelloInterval

The length of time, in seconds, between the Hello packets that the router sends on the in- terface. This value must be the same for all routers attached to a common network.

ospfIfRtrDeadInterval

The number of seconds that a router's Hello packets have not been seen before it's neigh- bors declare the router down. This should be some multiple of the Hello interval. This value must be the same for all routers attached to a common netw ...

ospfIfPollInterval

The larger time interval, in seconds, between the Hello packets sent to an inactive non- broadcast multi- access neighbor.

ospfIfState

The OSPF Interface State.

ospfIfDesignatedRouter

The IP Address of the Designated Router.

ospfIfBackupDesignatedRouter

The IP Address of the Backup Designated Router.

ospfIfEvents

The number of times this OSPF interface has changed its state, or an error has occurred.

ospfIfAuthKey

The Authentication Key. If the Area's Author- ization Type is simplePassword, and the key length is shorter than 8 octets, the agent will left adjust and zero fill to 8 octets. Note that unauthenticated interfaces need no authentication key, and s ...

ospfIfStatus

This variable displays the status of the en- try. Setting it to 'invalid' has the effect of rendering it inoperative. The internal effect (row removal) is implementation dependent.

ospfIfMulticastForwarding

The way multicasts should forwarded on this interface; not forwarded, forwarded as data link multicasts, or forwarded as data link uni- casts. Data link multicasting is not meaning- ful on point to point and NBMA interfaces, and setting ospfMult ...

ospfIfDemand

Indicates whether Demand OSPF procedures (hel- lo supression to FULL neighbors and setting the DoNotAge flag on proogated LSAs) should be per- formed on this interface.

ospfIfAuthType

The authentication type specified for an in- terface. Additional authentication types may be assigned locally.

ospfIfMetricTable

The TOS metrics for a non-virtual interface identified by the interface index.

ospfIfMetricEntry

A particular TOS metric for a non-virtual in- terface identified by the interface index.

ospfIfMetricIpAddress

The IP address of this OSPF interface. On row creation, this can be derived from the in- stance.

ospfIfMetricAddressLessIf

For the purpose of easing the instancing of addressed and addressless interfaces; This variable takes the value 0 on interfaces with IP Addresses, and the value of ifIndex for in- terfaces having no IP Address. On row crea- tion, this can b ...

ospfIfMetricTOS

The type of service metric being referenced. On row creation, this can be derived from the instance.

ospfIfMetricValue

The metric of using this type of service on this interface. The default value of the TOS 0 Metric is 10^8 / ifSpeed.

ospfIfMetricStatus

This variable displays the status of the en- try. Setting it to 'invalid' has the effect of rendering it inoperative. The internal effect (row removal) is implementation dependent.

ospfVirtIfTable

Information about this router's virtual inter- faces.

ospfVirtIfEntry

Information about a single Virtual Interface.

ospfVirtIfAreaId

The Transit Area that the Virtual Link traverses. By definition, this is not 0.0.0.0

ospfVirtIfNeighbor

The Router ID of the Virtual Neighbor.

ospfVirtIfTransitDelay

The estimated number of seconds it takes to transmit a link- state update packet over this interface.

ospfVirtIfRetransInterval

The number of seconds between link-state ad- vertisement retransmissions, for adjacencies belonging to this interface. This value is also used when retransmitting database descrip- tion and link-state request packets. This value should b ...

ospfVirtIfHelloInterval

The length of time, in seconds, between the Hello packets that the router sends on the in- terface. This value must be the same for the virtual neighbor.

ospfVirtIfRtrDeadInterval

The number of seconds that a router's Hello packets have not been seen before it's neigh- bors declare the router down. This should be some multiple of the Hello interval. This value must be the same for the virtual neigh- bor.

ospfVirtIfState

OSPF virtual interface states.

ospfVirtIfEvents

The number of state changes or error events on this Virtual Link

ospfVirtIfAuthKey

If Authentication Type is simplePassword, the device will left adjust and zero fill to 8 oc- tets. Note that unauthenticated interfaces need no authentication key, and simple password authen- tication cannot use a key of more than 8 oc- tets. Lar ...

ospfVirtIfStatus

This variable displays the status of the en- try. Setting it to 'invalid' has the effect of rendering it inoperative. The internal effect (row removal) is implementation dependent.

ospfVirtIfAuthType

The authentication type specified for a virtu- al interface. Additional authentication types may be assigned locally.

ospfNbrTable

A table of non-virtual neighbor information.

ospfNbrEntry

The information regarding a single neighbor.

ospfNbrIpAddr

The IP address this neighbor is using in its IP Source Address. Note that, on addressless links, this will not be 0.0.0.0, but the ad- dress of another of the neighbor's interfaces.

ospfNbrAddressLessIndex

On an interface having an IP Address, zero. On addressless interfaces, the corresponding value of ifIndex in the Internet Standard MIB. On row creation, this can be derived from the instance.

ospfNbrRtrId

A 32-bit integer (represented as a type IpAd- dress) uniquely identifying the neighboring router in the Autonomous System.

ospfNbrOptions

A Bit Mask corresponding to the neighbor's op- tions field. Bit 0, if set, indicates that the system will operate on Type of Service metrics other than TOS 0. If zero, the neighbor will ignore all metrics except the TOS 0 metric. Bit 1, if set, ind ...

ospfNbrPriority

The priority of this neighbor in the designat- ed router election algorithm. The value 0 sig- nifies that the neighbor is not eligible to be- come the designated router on this particular network.

ospfNbrState

The State of the relationship with this Neigh- bor.

ospfNbrEvents

The number of times this neighbor relationship has changed state, or an error has occurred.

ospfNbrLsRetransQLen

The current length of the retransmission queue.

ospfNbmaNbrStatus

This variable displays the status of the en- try. Setting it to 'invalid' has the effect of rendering it inoperative. The internal effect (row removal) is implementation dependent.

ospfNbmaNbrPermanence

This variable displays the status of the en- try. 'dynamic' and 'permanent' refer to how the neighbor became known.

ospfNbrHelloSuppressed

Indicates whether Hellos are being suppressed to the neighbor

ospfVirtNbrTable

A table of virtual neighbor information.

ospfVirtNbrEntry

Virtual neighbor information.

ospfVirtNbrArea

The Transit Area Identifier.

ospfVirtNbrRtrId

A 32-bit integer uniquely identifying the neighboring router in the Autonomous System.

ospfVirtNbrIpAddr

The IP address this Virtual Neighbor is us- ing.

ospfVirtNbrOptions

A Bit Mask corresponding to the neighbor's op- tions field. Bit 1, if set, indicates that the system will operate on Type of Service metrics other than TOS 0. If zero, the neighbor will ignore all metrics except the TOS 0 metric. Bit 2, if set, ind ...

ospfVirtNbrState

The state of the Virtual Neighbor Relation- ship.

ospfVirtNbrEvents

The number of times this virtual link has changed its state, or an error has occurred.

ospfVirtNbrLsRetransQLen

The current length of the retransmission queue.

ospfVirtNbrHelloSuppressed

Indicates whether Hellos are being suppressed to the neighbor

ospfExtLsdbTable

The OSPF Process's Links State Database.

ospfExtLsdbEntry

A single Link State Advertisement.

ospfExtLsdbType

The type of the link state advertisement. Each link state type has a separate advertise- ment format.

ospfExtLsdbLsid

The Link State ID is an LS Type Specific field containing either a Router ID or an IP Address; it identifies the piece of the routing domain that is being described by the advertisement.

ospfExtLsdbRouterId

The 32 bit number that uniquely identifies the originating router in the Autonomous System.

ospfExtLsdbSequence

The sequence number field is a signed 32-bit integer. It is used to detect old and dupli- cate link state advertisements. The space of sequence numbers is linearly ordered. The larger the sequence number the more recent the advertisement.

ospfExtLsdbAge

This field is the age of the link state adver- tisement in seconds.

ospfExtLsdbChecksum

This field is the checksum of the complete contents of the advertisement, excepting the age field. The age field is excepted so that an advertisement's age can be incremented without updating the checksum. The checksum used is the sa ...

ospfExtLsdbAdvertisement

The entire Link State Advertisement, including its header.

ospfAreaAggregateTable

A range of IP addresses specified by an IP address/IP network mask pair. For example, class B address range of X.X.X.X with a network mask of 255.255.0.0 includes all IP addresses from X.X.0.0 to X.X.255.255. Note that if ranges are conf ...

ospfAreaAggregateEntry

A range of IP addresses specified by an IP address/IP network mask pair. For example, class B address range of X.X.X.X with a network mask of 255.255.0.0 includes all IP addresses from X.X.0.0 to X.X.255.255. Note that if ranges are range ...

ospfAreaAggregateAreaID

The Area the Address Aggregate is to be found within.

ospfAreaAggregateLsdbType

The type of the Address Aggregate. This field specifies the Lsdb type that this Address Ag- gregate applies to.

ospfAreaAggregateNet

The IP Address of the Net or Subnet indicated by the range.

ospfAreaAggregateMask

The Subnet Mask that pertains to the Net or Subnet.

ospfAreaAggregateStatus

This variable displays the status of the en- try. Setting it to 'invalid' has the effect of rendering it inoperative. The internal effect (row removal) is implementation dependent.

ospfAreaAggregateEffect

Subnets subsumed by ranges either trigger the advertisement of the indicated aggregate (ad- vertiseMatching), or result in the subnet's not being advertised at all outside the area.

ospfBasicGroup

These objects are required for OSPF systems.

ospfAreaGroup

These objects are required for OSPF systems supporting areas.

ospfStubAreaGroup

These objects are required for OSPF systems supporting stub areas.

ospfLsdbGroup

These objects are required for OSPF systems that display their link state database.

ospfAreaRangeGroup

These objects are required for non-CIDR OSPF systems that support multiple areas.

ospfHostGroup

These objects are required for OSPF systems that support attached hosts.

ospfIfGroup

These objects are required for OSPF systems.

ospfIfMetricGroup

These objects are required for OSPF systems.

ospfVirtIfGroup

These objects are required for OSPF systems.

ospfNbrGroup

These objects are required for OSPF systems.

ospfVirtNbrGroup

These objects are required for OSPF systems.

ospfExtLsdbGroup

These objects are required for OSPF systems that display their link state database.

ospfAreaAggregateGroup

These objects are required for OSPF systems.