Chapter 12

ip rip poison-reverse

Command Mode

Interface Configuration.

Description

Enables split-horizon with poison reverse on an interface. The no form of

 

this command disables the poison-reverse mechanism. The default state is

 

split-horizon with poison reverse.

 

The split-horizon technique prevents information about routes from exiting

 

the router interface through which the information was learned. This

 

prevents routing loops.

 

Poison reverse updates explicitly indicate that a network or subnet is

 

unreachable rather than implying they are not reachable. Poison reverse

 

updates are sent to defeat large routing loops.

Syntax

 

 

 

 

 

 

To Enable:

ip rip poison-reverse

 

 

 

 

To Disable:

no ip rip poison-reverse

Sample Output

 

 

The following example enables split-horizon with poison reverse on

 

interface labeled “boston”.

 

(config-if:boston)#ip rip poison-reverse

Systems

P550R, P580, P880, and P882.

12-6

Command Reference Guide for the Avaya P580 and P882 Multiservice Switches, v6.1

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Avaya 106760804 manual Ip rip poison-reverse, Config-ifboston#ip rip poison-reverse