Hostname X is not a legal LAT node name

Posted on August 23, 2010. Filed under: cisco ios, Uncategorized | Tags: |

Interesting error message occurred when changing host name on a Cisco router, 1841:

old-router-name-is-here(config)#hostname my-new-router-name-here
% Hostname "MY-NEW-ROUTER-          " is not a legal LAT node name, Using "CISCO_CADD00"
my-new-router-(config)#

If the host name being configured is longer than sixteen characters the router will advise that it will use a new host name, however the configuration will still display the one that you intended to use.

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