domainname Command

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Purpose

Displays or sets the name of the current Network Information Service (NIS) domain.

Syntax

/usr/bin/domainname [ DomainName ]

Description

The domainname command displays or sets the name of the current NIS domain. If you do not specify a parameter, the domainname command displays the name of the current NIS domain. A domain typically encompasses a group of hosts under the same administration.

Only the root user can set the name of the domain by giving the domainname command an argument.

Security

Attention RBAC users and Trusted AIX users: This command can perform privileged operations. Only privileged users can run privileged operations. For more information about authorizations and privileges, see Privileged Command Database in Security. For a list of privileges and the authorizations associated with this command, see the lssecattr command or the getcmdattr subcommand.

Examples

  1. To join a new domain, enter: 
    domainname caesar
    In this example, the domainname command sets the NIS domain name to caesar.
  2. To find out the name of the domain your machine belongs to, enter: 
    domainname