defaultdomain - specify host's domain name
The file /etc/defaultdomain determines a host's domain name for direct
use by the NIS name service. The defaultdomain file is read at
boot time and its contents used by the domainname(8) command. Because
of its use by domainname, defaultdomain is also used by the
LDAP service (see ldap(1)). Under certain, narrow circumstances
(see resolv.conf(5)), because domainname uses
defaultdomain, a DNS client can use the contents of
The contents of defaultdomain consists of a single line
containing a host's domain name.
The defaultdomain file is created and modified by Solaris installation
and configuration scripts. Only users knowledgeable of name service
configuration should edit the file.