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diff --git a/man5/protocols.5 b/man5/protocols.5 new file mode 100644 index 000000000..645cc57ac --- /dev/null +++ b/man5/protocols.5 @@ -0,0 +1,82 @@ +.\" Copyright (c) 1995 Martin Schulze <joey@infodrom.north.de> +.\" +.\" This is free documentation; you can redistribute it and/or +.\" modify it under the terms of the GNU General Public License as +.\" published by the Free Software Foundation; either version 2 of +.\" the License, or (at your option) any later version. +.\" +.\" The GNU General Public License's references to "object code" +.\" and "executables" are to be interpreted as the output of any +.\" document formatting or typesetting system, including +.\" intermediate and printed output. +.\" +.\" This manual is distributed in the hope that it will be useful, +.\" but WITHOUT ANY WARRANTY; without even the implied warranty of +.\" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +.\" GNU General Public License for more details. +.\" +.\" You should have received a copy of the GNU General Public +.\" License along with this manual; if not, write to the Free +.\" Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, +.\" USA. +.\" +.\" 1995-10-18 Martin Schulze <joey@infodrom.north.de> +.\" * first released +.\" 2002-09-22 Seth W. Klein <sk@sethwklein.net> +.\" * protocol numbers are now assigned by the IANA +.\" +.TH PROTOCOLS 5 2002-09-22 "Linux" "Linux Programmer's Manual" +.SH NAME +protocols \- the protocols definition file +.SH DESCRIPTION +This file is a plain ASCII file, describing the various DARPA internet +protocols that are available from the TCP/IP subsystem. It should be +consulted instead of using the numbers in the ARPA include files, or, +even worse, just guessing them. These numbers will occur in the +protocol field of any ip header. + +Keep this file untouched since changes would result in incorrect ip +packages. Protocol numbers and names are specified by the IANA +(Internet Assigned Numbers Authority). +.\" .. by the DDN Network Information Center. + +Each line is of the following format: + +.RS +.I protocol number aliases ... +.RE + +where the fields are delimited by spaces or tabs. +Empty lines are ignored. +If a line contains a hash mark (#), the hash mark and the part +of the line following it are ignored. + +The field descriptions are: + +.TP +.I protocol +the native name for the protocol. For example ip, tcp, or udp. +.TP +.I number +the official number for this protocol as it will appear within the ip +header. +.TP +.I aliases +optional aliases for the protocol. +.LP + +This file might be distributed over a network using a networkwide +naming service like Yellow Pages/NIS or BIND/Hesiod. + +.SH FILES +.TP +.I /etc/protocols +The protocols definition file. +.SH "SEE ALSO" +.BR getprotoent (3) + +Guide to Yellow Pages Service + +Guide to BIND/Hesiod Service + +http://www.iana.org/assignments/protocol-numbers |