Configuring OSPF
145
SPF schedule delay 5 secs, Hold time between two SPFs 10
secs
Number of DCbitless external LSA 0
Number of DoNotAge external LSA 0
Number of areas in this router is 1. 1 normal 0 stub 0
nssa
Area BACKBONE(0)
Number of interfaces in this area is 3
Area has no authentication
SPF algorithm executed 17 times
Area ranges are
Link State Update Interval is 00:30:00 and due in
00:17:52
Link State Age Interval is 00:20:00 and due in
00:07:52
Number of DCbitless LSA 0
Number of indication LSA 0
Number of DoNotAge LSA 0
RouterA#
show ip ospf border-routers
This command displays the process ID on the router, the route to the ABR
or ASBR, and the SPF information. Here is a sample output:
RouterC#show ip ospf border-routers
OSPF Process 1 internal Routing Table
Codes: i - Intra-area route, I - Inter-area route
i 172.16.240.1 [65] via 172.16.1.106, Serial1, ABR,
Area 0, SPF 582
i 172.16.241.1 [65] via 172.16.1.94, Serial11, ASBR,
Area 0, SPF 582
RouterC#
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