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Configuring split horizon and poison reverse, Configure split horizon – H3C Technologies H3C S7500E Series Switches User Manual

Page 288

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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