Command Reference Guide

3Com Router 5000 Family and Router 6000 Family ospf authentication-mode ● 215
Command Reference
ospf authentication-mode
Purpose Use the ospf authentication-mode command to configure the authentication
mode and key between adjacent routers.
Use the undo ospf authentication-mode command to cancel the
authentication key that has been set.
Syntax ospf authentication-mode { simple password | md5 key-id key }
undo ospf authentication-mode { simple | md5 }
Parameters simple password
Character string not exceeding 8 characters using
simple text authentication.
key-id
ID of the authentication key in MD5 cipher text
authentication mode. Valid values are 1 to 255.
key
MD5 authentication key. If it is input in a simple form,
MD5 key is a character string of 1 to 16 characters.
And it will be displayed in a cipher text form in a
length of 24 characters when display
current-configuration command is executed. Inputting
the 24-character MD5 key in a cipher text form is also
supported.
Default By default, the interface does not authenticate the OSPF packets.
Example Set the area 1 where the network segment 131.119.0.0 of Interface serial1/0/0 is
located to support MD5 cipher text authentication. The authentication key identifier
is set to 15 and the authentication key is 3Com.
[3Com -ospf-1] area 1
[3Com -ospf-1-area-0.0.0.1] network 131.119.0.0 0.0.255.255
[3Com -ospf-1-area-0.0.0.1] authentication-mode md5
[3Com -ospf-1-area-0.0.0.1] interface serial 1/0/0
[3Com -Serial1/0/0] ospf authentication-mode md5 15 3Com
View This command can be used in the following views:
■ Interface view
Description The passwords for authentication keys of the routers on the same network segment
must be identical. In addition, using authentication-mode command to set the
authentication type of the area authentication key so as to validate the configuration.
Related Command authentication-mode