Details
Define a default domain name that the Cisco IOS software uses to complete unqualified hostnames
Rationale:
The domain name is a prerequisite for setting up SSH.
Impact:
Organizations should plan the enterprise network and identify an appropriate domain name for the router.
Solution
Configure an appropriate domain name for the router.
hostname (config)#ip domain name {domain-name}
Default Value:
No domain is set.
Supportive Information
The following resource is also helpful.
This security hardening control applies to the following category of controls within NIST 800-53: Identification and Authentication.This control applies to the following type of system Cisco.