set or print name of current YP/NIS domain
domainname utility prints the name of the current
YP/NIS domain. The super-user can set the domain name by supplying an
argument; this is usually done with the nisdomainname
variable in the /etc/rc.conf file, normally run at
The YP/NIS (formerly ``Yellow Pages'' but renamed for legal reasons) domain name
does not necessarily have anything to do with the Domain Name System domain
name, although they are often set equal for administrative convenience.
domainname command appeared in
FreeBSD 1.1, based on a similar command in SunOS.