Parameter

Description

Area Identity

An OSPF area identifier configured for a group of OSPF routers.

Type

The link state advertisement type:

 

RtrLSA: Router LSA – All area routers advertise the state of links from the router

 

itself to the its local area.

 

NetLSA: Network LSA – The designated router for each area advertises the link

 

state for each transit area; i.e., an area with more than one attached router. This

 

LSA includes information about each router attached to the area, including the

 

designated router itself.

 

SumLSA: Summary LSA – Advertise the cost to a specific subnetwork outside

 

the router’s area, or the cost to a specific autonomous system boundary router.

 

ExtLSA: External LSA – Advertises link state information for each known

 

network outside the autonomous system.

Link State ID

The identifier for the router originating this entry, usually in the form of an IP

 

address.

Router ID

The IP address of the originating router.

Sequence No.

The link state sequence number, used to remove previous duplicate LSAs.

Age

The number of seconds since this LSA was originated.

 

 

WGS3 Layer 3 Switch User’s Manual

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