isis authentication mode md5
Use this command to set the MD5 authentication mode. If the isis password command was used, then subsequently an attempt is made to use the isis authentication mode command, the attempt fails. To configure isis authentication mode command, first use the no isis password command. If the isis authentication mode command was used, then subsequently an attempt is made to use the isis password command, the attempt fails.
To configure clear text authentication using the isis password command, first use the no isis authentication mode command. The type of authentication and the level to which it applies can be specified for the entire ISIS instance, rather than per interface, using the authentication mode command.
Use the no parameter with this command to unset the MD5 authentication mode.
Command Syntax
isis authentication mode {md5|text} (level-1|level-2|)
no isis authentication mode {md5|text} (level-1|level-2|)
Parameters
md5
Keyed message digest
text
Text mode
level-1
Specify an authentication key-chain for level-1 PDUs.
level-2
Specify an authentication key-chain for level-2 PDUs.
Default
By default, this option is disabled. The authentication mode will be set to MD5 for both levels if no level is specified.
Command Mode
Interface mode
Applicability
This command was introduced before OcNOS version 1.3.
Example
#configure terminal
(config)#interface eth1
(config-if)#isis authentication mode md5 level-1
Last modified date: 08/28/2023