Configuring split horizon and poison reverse, Configure split horizon – H3C Technologies H3C S7500E Series Switches User Manual
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To do…
Use the command…
Remarks
Enter system view
system-view
—
Enter RIPng view
ripng [ process-id ]
—
Configure RIPng timers
timers { garbage-collect
garbage-collect-value |
suppress suppress-value |
timeout timeout-value | update
update-value } *
Optional.
The RIPng timers have the following defaults:
z
30 seconds for the update timer
z
180 seconds for the timeout timer
z
120 seconds for the suppress timer
z
120 seconds for the garbage-collect timer
When adjusting RIPng timers, you should consider the network performance and perform unified
configurations on routers running RIPng to avoid unnecessary network traffic increase or route
oscillation.
Configuring Split Horizon and Poison Reverse
If both split horizon and poison reverse are configured, only the poison reverse function takes effect.
Configure split horizon
The split horizon function disables a route learned from an interface from being advertised through the
same interface to prevent routing loops between neighbors.
Follow these steps to configure split horizon:
To do…
Use the command…
Remarks
Enter system view
system-view
––
Enter interface view
interface interface-type
interface-number
––
Enable the split horizon function
ripng split-horizon
Optional
Enabled by default