Use the undo rip poison-reverse command to disable the poison reverse function.
By default, the poison reverse function is disabled.
Examples
Enable the poison reverse function for RIPng update messages on VLAN-interface 100.
<Sysname> system-view
[Sysname] interface vlan-interface 100
[Sysname-Vlan-interface100] ripng poison-reverse
ripng split-horizon
Syntax
ripng split-horizon
undo ripng split-horizon
View
Interface view
Default Level
2: System level
Parameters
None
Description
Use the rip split-horizon command to enable the split horizon function.
Use the undo rip split-horizon command to disable the split horizon function.
By default, the split horizon function is enabled.
Note that:
The split horizon function is necessary for preventing routing loops. Therefore, you are not
recommended to disable it.
In special cases, make sure that it is necessary to disable the split horizon function before doing
so.
If both the poison reverse and split horizon functions are enabled, only the poison reverse function
takes effect.
Examples
Enable the split horizon function on VLAN-interface 100.
<Sysname> system-view
5-14