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General
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Contains general information about the version of OSPF running and the configuration of the router.
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RouterID
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The Router ID, which in OSPF has the same format as an IP Address but identifies the router independent of other routers in the OSPF domain.
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AdminStat
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The administrative status of OSPF in the router. The value "enabled" denotes that the OSPF process is active on at least one interface; "disabled" disables it on all interfaces.The default is disabled.
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VersionNumber
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Current version number of OSPF.
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AreaBdrRtrStatus
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A flag to note if this router is an area border router. Note: Area must be enabled to create a virtual router interface.
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ASBdrRtrStatus
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Enabled as true indicates the router is configured as an Autonomous System border router.
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ExternalSACount
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The number of external (LS type 5) link state advertisements in the link state database.
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ExternalSACksumSum
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The 32-bit unsigned sum of the LS checksums of the external link state advertisements contained in the link state database. This sum is used to determine if there has been a change in a router's link state database and to compare the link state databases of two routers.
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OriginateNewLSAs
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The number of new link state advertisements that have been originated. This number is incremented each time the router originates a new LSA.
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RxNewLSAs
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The number of link state advertisements received that are determined to be new instantiations. This number does not include newer instantiations of self-originated link state advertisements.
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10MbpsPortDefaultMetric
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Indicates the cost associated with 10 Mb/s interface (port). The default is 100.
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100MbpsPortDefaultMetric
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Indicates the cost associated with 100 Mb/s interface (port). The default is 10.
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General
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1000MbpsPortDefaultMetric
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Indicates the cost associated with 1000 Mb/s interface (port). The default is 1.
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TrapEnable
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Indicates whether or not to enable traps relating to the OSPF. The default is false.
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AutoVirtLinkEnable
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Enables or disables automatic creation of virtual links. The default is false.
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SpfHoldDownTime
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Allows the user to change the OSPF hold down timer value (3 to 60 seconds). The default is 10 seconds.
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LastSpfRun
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Used to indicate the time (SysUpTime) since the last SPF calculated by OSPF.
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Area
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Contains information describing the configured parameters and cumulative statistics of the router's attached areas.
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AreaId
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A 32-bit integer uniquely identifying an area. Area ID 0.0.0.0 is used for the OSPF backbone.
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ImportASExtern
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The area's support for importing AS external link state advertisements. Could be importExternal (default), importNotExternal, or importNssa (not so stubby area).
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SpfRuns
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Used to indicate the number of SPF calculations performed by OSPF.
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AreaBdrRtrCount
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The total number of area border routers reachable within this area. The value, initially zero, is calculated in each SPF Pass.
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AsBdrRtrCount
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The total number of autonomous system boundary routers (ASBRs) reachable within this area. The value, initially zero, is calculated in each SPF Pass.
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AreaLSACount
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The total number of link state advertisements in this area's link state database, excluding AS External LSAs.
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AreaLSACksumSum
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The 32-bit unsigned sum of the link state advertisements. This sum excludes external (LS type 5) link state advertisements. The sum is used to determine if there has been a change in a router's link state database and to compare the link state database of two routers.
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AreaSummary
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The area's support for Summary advertisements in a stub area.
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ImportSummary
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The area's support for importing Summary advertisements into a stub area. This field should be used only if ImportASExtern or ImportNssa is not selected.
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ActiveCount
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The number of active interfaces in this area.
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Stub Area Metric
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Contains the set of metrics that are advertised by a default area border router into a stub area.
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AreaID
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The 32-bit identifier for the stub area. On creation, it is derived from the instance.
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TOS
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The type of service associated with the metric. On creation, it is derived from the instance.
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Metric
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The metric value applied at the indicated type of service. By default, it equals the lowest metric value at the type of service among the interfaces to other areas.
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Status
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This variable displays the status of the entry.
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Metric Type
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The type of metric used: ospfMetric (the OSPF metric), comparableCost (external type 1), or noncomparableCost (external type 2).
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Interface
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Displays information describing the interfaces from the viewpoint of OSPF.
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IpAddress
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The Internet Protocol address of the device used to represent a point of attachment in a TCP/IP internetwork.
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AddressLessIf
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Used 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.
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AreaId
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A 32-bit integer uniquely identifying an area. Area ID 0.0.0.0 is used for the OSPF backbone.
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AdminStat
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The administrative status of OSPF in the router. The value "enabled" denotes that the OSPF process is active on the interface; "disabled" disables it on this interfaces.
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RtrPriority
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The priority of this interface. Used in multiaccess networks, this field is used in the designated router election algorithm. The value 0 signifies that the router is not eligible to become the designated router on this particular network. In the event of a tie in this value, routers will use their router ID as a tie breaker.
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TransitDelay
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The estimated number of seconds it takes to transmit a link state update packet over this interface.
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RetransInterval
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The number of seconds between link state advertisement retransmissions. This value is also used for retransmission of database descriptions and link state request packets.
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HelloInterval
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The length of time, in seconds, between the hello packets that the router sends on the interface. This value must be the same for all routers attached to a common network.
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RtrDeadInterval
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The number of seconds that a router's hello packets have not been seen before its neighbors declare the router down. This value should be a multiple of the hello interval and the same for the virtual neighbor.
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PollInterval
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The larger time interval, in seconds, between the Hello packets sent to an inactive nonbroadcast multiaccess neighbor.
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State
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The OSPF interface state.
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DesignatedRouter
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The IP address of the designated router.
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BackupDesignatedRouter
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The IP address of the designated backup router.
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Events
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The number of state changes or error events that have occurred through all interfaces.
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AuthKey
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The area's authorization type as a simple password, and the key, which is shorter than 8 octets. The agent will left adjust and zero fill to 8 octets.
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AuthType
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The type of authentication: 0 = none, 1 = simple password, 2 = MD5 authentication.
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Status
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Whether or not status is active.
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Interface Metric
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Indicates the metrics associated with the peer layer interface.
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IpAddress
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The Internet Protocol address of the device used to represent a point of attachment in a TCP/IP internetwork.
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AddressLessIf
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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.
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TOS
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Type of service is a mapping to the IP type of service flags as defined in the IP forwarding table MIB.
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Value
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The value advertised to other areas indicating the distance from the OSPF router to any network in the range.
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Status
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Active or not active. Not configurable.
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Neighbor
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Displays information describing the interfaces from the viewpoint of OSPF.
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IpAddr
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The device IP address.
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AddressLessIndex
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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 value is derived from the instance.
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Rtrld
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The router ID of the neighboring router, which in OSPF has the same format as an IP address but identifies the router independent of its IP address.
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Options
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A bit mask corresponding to the neighbor's options field.
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Priority
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Assignment of preferential treatment to place the transmitted packets in queues and possible selection of the priority field in the data link header when the packet is forwarded.
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State
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The OSPF Interface state.
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Events
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The number of state changes or error events that have occurred between the OSPF router and the neighbor router.
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LSRetransQLen
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The number of elapsed seconds between advertising retransmissions of the same packet to a neighbor.
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HelloSuppressed
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This variable indicates whether Hellos are being suppressed to a neighbor.
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Virtual Interface
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Displays information describing a virtual interface from the viewpoint of OSPF.
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AreaID
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An OSPF area identifier.
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Neighbor
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Virtual neighbor interfaced on the same network.
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TransitDelay
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The estimated number of seconds it takes to transmit a link state update packet over this interface.
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RetransInterval
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The number of seconds between link state advertisement retransmissions. This value is also used for retransmission of database descriptions and link state request packets.
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HelloInterval
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The length of time, in seconds, between the hello packets that the router sends on the interface. This value must be the same for all routers attached to a common network.
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RtrDeadInterval
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The number of seconds that a router's hello packets have not been seen before its neighbors declare the router down. This value should be some multiple of the hello interval. It must be the same for the virtual neighbor.
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State
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The OSPF interface state: point-to-point (up) or down.
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Events
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The number of state changes or error events that have occurred through the virtual interface.
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AuthKey
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The area's authorization type as a simple password and the key, which is shorter than 8 octets. The agent will left adjust and zero fill to 8 octets.
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Status
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Active or inactive.
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AuthType
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Area authentication type: none (0), simple password (1), or MD5 encrypted (3).
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Virtual Neighbor
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Displays statistics for a virtual neighbor in a network.
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Area
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The subnetwork in which the virtual neighbor resides.
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RtrId
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A 32-bit integer (represented as a type IpAddress) uniquely identifying the neighboring router in the autonomous system.
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IpAddr
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The IP address of the virtual neighboring router.
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Options
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A bit mask corresponding to the neighbor's options field.
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State
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The OSPF interface state.
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Events
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The number of state changes or error events that have occurred between the OSPF router and the virtual neighbor router.
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LSRetransQLen
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The number of elapsed seconds between advertising retransmissions of the same packet to a neighbor.
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Host
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Indicates which hosts are directly attached to the router and the metrics and types of service that should be advertised for them.
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IpAddress
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The IP address of the host used to represent a point of attachment in a TCP/IP internetwork.
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TOS
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The type of service of the route being configured.
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Metric
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The metric advertised to other areas. The value indicates the distance from the OSPF router to any network in the range.
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Status
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Active if created.
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AreaID
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Area where host is found. By default, the area that is submitting the OSPF interface is in 0.0.0.0.
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Link State DB
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Contains the link state advertisements from throughout the areas to which the device is attached.
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AreaId
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A 32-bit integer uniquely identifying an area. Area ID 0.0.0.0 is used for the OSPF backbone.
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Type
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The OSPF interface type. By way of a default, this field may be intuited from the corresponding value of ifType. Broadcast LANs, such as Ethernet and IEEE 802.5, take the value broadcast; X.25 and similar technologies take the value nbma; and links that are definitively point-to-point links take the value pointToPoint.
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LSID
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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.
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RouterID
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A 32-bit integer uniquely identifying the router, which is advertising on this LSID.
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Sequence
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The sequence number is a signed 32-bit integer that identifies old and duplicate link state advertisements.
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Age
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The age in seconds of the link state advertisement.
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Checksum
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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 is incremented without updating the checksum. The checksum used is the same that is used for ISO connectionless datagrams. It is commonly referred to as the Fletcher checksum.
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Ext Link StateDB
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Displays the characteristics of the external link state database.
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ExtLinkDB
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Type
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The OSPF interface type. By way of a default, this field may be intuited from the corresponding value of ifType. Broadcast LANs, such as Ethernet and IEEE 802.5, take the value broadcast; X.25 and similar technologies take the value nbma; and links that are definitively point-to-point take the value pointToPoint.
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LSID
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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.
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RouterID
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A 32-bit integer uniquely identifying the router, which is advertising on this LSID.
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Sequence
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The sequence number is a signed 32-bit integer that identifies old and duplicate link state advertisements.
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Age
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The age in seconds of the link state advertisement.
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Checksum
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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 is incremented without updating the checksum. The checksum used is the same that is used for ISO connectionless datagrams. It is commonly referred to as the Fletcher checksum.
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Advertisement
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Hex representation of the entire link state advertisement, including the header.
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Area Aggregate
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AreaID
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The area in which the address would be found.
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LsdbType
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One of the following:
- summaryLink--generates aggregated summary
- nssaExternalLink -- generates aggregated NSSA external link
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Net
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Network IP address for the area range.
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Mask
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Network mask for the area range.
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Effect
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One of the following:
- advertiseMatching--advertises the aggregate summary LSA with same LSID
- doNotAdvertiseMatching--suppresses all networks that fall within the entire range
- advertiseDoNotAggregate--advertises individual networks
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