1306 CHAPTER 84: IPV6 OSPFV3 CONFIGURATION COMMANDS

Use the undo silent-interfacecommand to restore the default.

An interface is able to send OSPFv3 packets by default.

Multiple processes can disable the same interface from sending OSPFv3 packets, but use of the silent-interfacecommand takes effect only on interfaces enabled with the current process.

Examples # Disable an interface from sending OSPFv3 packets in OSPFv3 processes 100 and 200.

<Sysname> system-view [Sysname] ospfv3 100

[Sysname-ospfv3-100] router-id 10.110.1.9

[Sysname-ospfv3-100] silent-interface ethernet 1/0

[Sysname-ospfv3-100] quit [Sysname] ospfv3 200 [Sysname-ospfv3-200] router-id 20.18.0.7

[Sysname-ospfv3-200] silent-interface ethernet 1/0

spf timers

Syntax spf timers delay-interval hold-interval

undo spf timers

View OSPFv3 view

Parameters delay-interval: The interval in seconds between when OSPFv3 receives a topology change and when it starts SPF calculation. in the range 1 to 65535.

hold-interval: The hold interval in seconds between two SPF calculations, in the range 1 to 65535.

Description Use the spf timers command to configure the delay interval and hold interval for OSPFv3 SPF calculation.

Use the undo spf timers command to restore the default.

The delay interval and hold interval default to 5s and 10s.

An OSPFv3 router works out a shortest path tree with itself as root based on the LSDB, and decides on the next hop to a destination network according the tree. Adjusting the SPF calculation interval can restrain bandwidth and router resource from over consumption due to frequent network changes.

Examples # Configure the delay interval and hold interval as 6 seconds for SPF calculation.

<Sysname> system-view

[Sysname]ospfv3 1

[Sysname-ospfv3-1] spf timers 6 6

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3Com MSR 30, MSR 50 manual Spf timers, Undo spf timers