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Diffstat (limited to 'static/netbsd/man5/hosts.5')
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diff --git a/static/netbsd/man5/hosts.5 b/static/netbsd/man5/hosts.5 new file mode 100644 index 00000000..de09b287 --- /dev/null +++ b/static/netbsd/man5/hosts.5 @@ -0,0 +1,116 @@ +.\" $NetBSD: hosts.5,v 1.14 2021/03/12 10:00:32 uwe Exp $ +.\" +.\" Copyright (c) 1983, 1991, 1993 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" @(#)hosts.5 8.2 (Berkeley) 12/11/93 +.\" +.Dd November 17, 2000 +.Dt HOSTS 5 +.Os +.Sh NAME +.Nm hosts +.Nd host name data base +.Sh DESCRIPTION +The +.Nm hosts +file contains information regarding the known hosts on the network. +It can be used in conjunction with the DNS, and the +.Tn NIS +maps +.Sq hosts.byaddr , +and +.Sq hosts.byname , +as controlled by +.Xr nsswitch.conf 5 . +.Pp +For each host a single line should be present +with the following information: +.Dl address hostname [alias ...] +.Pp +These are: +.Bl -tag -width hostname -compact -offset indent +.It Em address +Internet address +.It Em hostname +Official host name +.It Em alias +Alias host name +.El +.Pp +Items are separated by any number of blanks and/or +tab characters. A hash sign +.Pq Dq \&# +indicates the beginning of +a comment; characters up to the end of the line are +not interpreted by routines which search the file. +.Pp +When using the name server +.Xr named 8 , +or +.Xr ypserv 8 , +this file provides a backup when the name server +is not running. +For the name server, it is suggested that only a few addresses +be included in this file. +These include address for the local interfaces that +.Xr ifconfig 8 +needs at boot time and a few machines on the local network. +.Pp +As network addresses, both IPv4 and IPv6 addresses are allowed. +IPv4 addresses are specified in the conventional dot +.Pq Dq \&. +notation using the +.Xr inet_pton 3 +routine +from the Internet address manipulation library, +.Xr inet 3 . +IPv6 addresses are specified in the standard hex-and-colon notation. +Host names may contain any printable +character other than a field delimiter, newline, +or comment character. +.Sh FILES +.Bl -tag -width /etc/hosts -compact +.It Pa /etc/hosts +The +.Nm hosts +file resides in +.Pa /etc . +.El +.Sh SEE ALSO +.Xr gethostbyname 3 , +.Xr nsswitch.conf 5 , +.Xr ifconfig 8 , +.Xr named 8 +.Rs +.%T "Name Server Operations Guide for BIND" +.Re +.Sh HISTORY +The +.Nm +file format appeared in +.Bx 4.2 . |
