Configure SPF Timers

This example configures an SPF delay time of 10 seconds and a SPF hold time of 20 seconds for SEFOS1 (router 10.0.0.1).

1. Enter Global Configuration mode in SEFOS1.

   SEFOS# configure terminal

2. Enable OSPF globally in the switch SEFOS1.

   SEFOS(config)# ipv6 router ospf

3. Configure the OSPF router ID.

   SEFOS(config-router)# router-id 11.0.0.1

4. Configure the SPF delay and hold times.

   SEFOS(config-router)# timers spf 10 20
   SEFOS(config-router)# end

5. View the configuration details.

   SEFOS# show ipv6 ospf 
    
    Router Id: 10.0.0.1            ABR Type:  Standard ABR
    SPF schedule delay: 10 secs    Hold time between two SPFs: 20 secs
    Exit Overflow Interval: 0      Ref BW: 100000         Ext Lsdb Limit: -1
    Trace Value: 0x00000800        As Scope Lsa: 1        Checksum Sum: 0xf0c7
    Demand Circuit: Enable         Passive Interface: Disable
    Nssa Asbr Default Route Translation: Disable
    It is an Area Border Router
    Number of Areas in this router  2
               Area      0.0.0.0
       Number of interfaces in this area is  1
       Number of Area Scope Lsa: 7      Checksum Sum: 0x2f2dc
       Number of Indication Lsa: 1      SPF algorithm executed:  24 times
               Area      0.0.0.6
       Number of interfaces in this area is  1
       Number of Area Scope Lsa: 7      Checksum Sum: 0x4c3fd
       Number of Indication Lsa: 0      SPF algorithm executed:  25 times