1afe61c15SRodney W. Grimes.\" Copyright (c) 1983, 1991, 1993 2afe61c15SRodney W. Grimes.\" The Regents of the University of California. All rights reserved. 3afe61c15SRodney W. Grimes.\" 4afe61c15SRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without 5afe61c15SRodney W. Grimes.\" modification, are permitted provided that the following conditions 6afe61c15SRodney W. Grimes.\" are met: 7afe61c15SRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright 8afe61c15SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer. 9afe61c15SRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright 10afe61c15SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer in the 11afe61c15SRodney W. Grimes.\" documentation and/or other materials provided with the distribution. 12dda5b397SEitan Adler.\" 3. Neither the name of the University nor the names of its contributors 13afe61c15SRodney W. Grimes.\" may be used to endorse or promote products derived from this software 14afe61c15SRodney W. Grimes.\" without specific prior written permission. 15afe61c15SRodney W. Grimes.\" 16afe61c15SRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 17afe61c15SRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18afe61c15SRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19afe61c15SRodney W. Grimes.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 20afe61c15SRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21afe61c15SRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22afe61c15SRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23afe61c15SRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24afe61c15SRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25afe61c15SRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26afe61c15SRodney W. Grimes.\" SUCH DAMAGE. 27afe61c15SRodney W. Grimes.\" 28*899edecdSGordon Bergling.Dd December 7, 2020 29afe61c15SRodney W. Grimes.Dt PROTOCOLS 5 303d45e180SRuslan Ermilov.Os 31afe61c15SRodney W. Grimes.Sh NAME 32afe61c15SRodney W. Grimes.Nm protocols 33afe61c15SRodney W. Grimes.Nd protocol name data base 34afe61c15SRodney W. Grimes.Sh DESCRIPTION 35afe61c15SRodney W. GrimesThe 364b66483fSRuslan Ermilov.Nm 37*899edecdSGordon Berglingfile contains information regarding the assigned protocol numbers 38*899edecdSGordon Berglingused by IPv4 and IPv6 to identify the next level protocol. 395203edcdSRuslan ErmilovFor each protocol a single line should be present 40afe61c15SRodney W. Grimeswith the following information: 41afe61c15SRodney W. Grimes.Bd -unfilled -offset indent 42afe61c15SRodney W. Grimesofficial protocol name 43afe61c15SRodney W. Grimesprotocol number 44afe61c15SRodney W. Grimesaliases 45afe61c15SRodney W. Grimes.Ed 46afe61c15SRodney W. Grimes.Pp 47afe61c15SRodney W. GrimesItems are separated by any number of blanks and/or 485203edcdSRuslan Ermilovtab characters. 495203edcdSRuslan ErmilovA ``#'' indicates the beginning of 50afe61c15SRodney W. Grimesa comment; characters up to the end of the line are 51afe61c15SRodney W. Grimesnot interpreted by routines which search the file. 52afe61c15SRodney W. Grimes.Pp 53afe61c15SRodney W. GrimesProtocol names may contain any printable 54afe61c15SRodney W. Grimescharacter other than a field delimiter, newline, 55afe61c15SRodney W. Grimesor comment character. 56afe61c15SRodney W. Grimes.Sh FILES 57afe61c15SRodney W. Grimes.Bl -tag -width /etc/protocols -compact 58afe61c15SRodney W. Grimes.It Pa /etc/protocols 59afe61c15SRodney W. GrimesThe 604b66483fSRuslan Ermilov.Nm 61afe61c15SRodney W. Grimesfile resides in 62afe61c15SRodney W. Grimes.Pa /etc . 63afe61c15SRodney W. Grimes.El 64afe61c15SRodney W. Grimes.Sh SEE ALSO 65afe61c15SRodney W. Grimes.Xr getprotoent 3 66*899edecdSGordon Bergling.Rs 67*899edecdSGordon Bergling.%R RFC 2780 68*899edecdSGordon Bergling.%D March 2000 69*899edecdSGordon Bergling.%T "IANA Allocation Guidelines For Values In the \ 70*899edecdSGordon BerglingInternet Protocol and Related Headers" 71*899edecdSGordon Bergling.Re 72*899edecdSGordon Bergling.Rs 73*899edecdSGordon Bergling.%R RFC 5237 74*899edecdSGordon Bergling.%D February 2008 75*899edecdSGordon Bergling.%T "IANA Allocation Guidelines for the Protocol Field" 76*899edecdSGordon Bergling.Re 77afe61c15SRodney W. Grimes.Sh HISTORY 78afe61c15SRodney W. GrimesThe 79afe61c15SRodney W. Grimes.Nm 80afe61c15SRodney W. Grimesfile format appeared in 81*899edecdSGordon Bergling.Bx 4.2 , 82*899edecdSGordon Berglingdescribing the "known protocols used in the DARPA Internet". 839cbda590SRuslan Ermilov.Sh BUGS 849cbda590SRuslan ErmilovA name server should be used instead of a static file. 85