1.\" Copyright (c) 1983, 1988, 1990, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 3. All advertising materials mentioning features or use of this software 13.\" must display the following acknowledgement: 14.\" This product includes software developed by the University of 15.\" California, Berkeley and its contributors. 16.\" 4. Neither the name of the University nor the names of its contributors 17.\" may be used to endorse or promote products derived from this software 18.\" without specific prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" From: @(#)hostname.1 8.1 (Berkeley) 5/31/93 33.\" $FreeBSD$ 34.\" 35.Dd September 18, 1994 36.Dt DOMAINNAME 1 37.Os 38.Sh NAME 39.Nm domainname 40.Nd set or print name of current YP/NIS domain 41.Sh SYNOPSIS 42.Nm 43.Op Ar ypdomain 44.Sh DESCRIPTION 45The 46.Nm 47utility prints the name of the current YP/NIS domain. The super-user can 48set the domain name by supplying an argument; this is usually done in the 49network initialization script 50.Pa /etc/rc.network , 51normally run at boot 52time. 53.Sh NOTA BENE 54The YP/NIS (formerly ``Yellow Pages'' but renamed for legal reasons) 55domain name does not necessarily have anything to do with the Domain 56Name System domain name, although they are often set equal for administrative 57convenience. 58.Sh SEE ALSO 59.Xr getdomainname 3 60.Sh HISTORY 61The 62.Nm 63command appeared in 64.Fx 1.1 , 65based on a similar command in 66.Tn SunOS . 67