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+.\" Copyright (c) 2001 Martin Schulze <joey@infodrom.org>
+.\"
+.\" SPDX-License-Identifier: GPL-2.0-or-later
+.\"
+.\" 2008-09-04, mtk, taken from Debian downstream, with a few light edits
+.\"
+.TH networks 5 2022-10-30 "Linux man-pages 6.05.01"
+.SH NAME
+networks \- network name information
+.SH DESCRIPTION
+The file
+.I /etc/networks
+is a plain ASCII file that describes known DARPA networks and symbolic
+names for these networks.
+Each line represents a network and has the following structure:
+.PP
+.RS
+.I name number aliases ...
+.RE
+.PP
+where the fields are delimited by spaces or tabs.
+Empty lines are ignored.
+The hash character (\fB#\fP) indicates the start of a comment:
+this character, and the remaining characters up to
+the end of the current line,
+are ignored by library functions that process the file.
+.PP
+The field descriptions are:
+.TP
+.I name
+The symbolic name for the network.
+Network names can contain any printable characters except
+white-space characters or the comment character.
+.TP
+.I number
+The official number for this network in numbers-and-dots notation (see
+.BR inet (3)).
+The trailing ".0" (for the host component of the network address)
+may be omitted.
+.TP
+.I aliases
+Optional aliases for the network.
+.PP
+This file is read by the
+.BR route (8)
+and
+.BR netstat (8)
+utilities.
+Only Class A, B, or C networks are supported, partitioned networks
+(i.e., network/26 or network/28) are not supported by this file.
+.SH FILES
+.TP
+.I /etc/networks
+The networks definition file.
+.SH SEE ALSO
+.BR getnetbyaddr (3),
+.BR getnetbyname (3),
+.BR getnetent (3),
+.BR netstat (8),
+.BR route (8)