Command Reference Guide

3Com Router 5000 Family and Router 6000 Family vrrp authentication-mode ● 15
Command Reference
vrrp authentication-mode
Purpose Use the vrrp authentication-mode command to configure authentication
mode and authentication key for the VRRP standby groups on the interface.
Use the undo vrrp authentication-mode command to disable authentication
in the VRRP standby groups on the interface.
Syntax vrrp authentication-mode { md5 key | simple key }
undo vrrp authentication-mode
Parameters simple
Simple text authentication.
md5
Authentication header (AH) authentication using the
MD5 algorithm.
key
Authentication key. When simple authentication
applies, the authentication key is in clear text with a
length of 1 to 8 characters. When md5 authentication
applies, the authentication key is in MD5 ciphertext
and the length of the key depends on its input format.
If the key is input in clear text, its length is 1 to 8
characters, such as 1234567; if the key is input in
ciphertext, its length must be 24 characters, such as
_(TT8F]Y\5SQ=^Q‘MAF4<1!!.
Default By default, authentication is disabled.
Example Set the authentication mode and authentication key of all VRRP standby groups on
interface Ethernet 0/2/0.
[3Com -Ethernet0/2/0] vrrp authentication-mode simple 3Com
View This command can be used in the following views:
■ Ethernet Interface view
■ Bridge Template view
Description With this command, all standby groups on the interface share the same
authentication type and authentication key.
Note that the members of the same standby group must use the same authentication
mode and authentication key.
The authentication key is case sensitive.