1.\" Copyright (c) 1983, 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" %sccs.include.redist.roff% 5.\" 6.\" @(#)protocols.5 8.1 (Berkeley) 06/05/93 7.\" 8.Dd 9.Dt PROTOCOLS 5 10.Os BSD 4.2 11.Sh NAME 12.Nm protocols 13.Nd protocol name data base 14.Sh DESCRIPTION 15The 16.Nm protocols 17file contains information regarding the known protocols used in the 18.Tn DARPA 19Internet. For each protocol a single line should be present 20with the following information: 21.Bd -unfilled -offset indent 22official protocol name 23protocol number 24aliases 25.Ed 26.Pp 27Items are separated by any number of blanks and/or 28tab characters. A ``#'' indicates the beginning of 29a comment; characters up to the end of the line are 30not interpreted by routines which search the file. 31.Pp 32Protocol names may contain any printable 33character other than a field delimiter, newline, 34or comment character. 35.Sh FILES 36.Bl -tag -width /etc/protocols -compact 37.It Pa /etc/protocols 38The 39.Nm protocols 40file resides in 41.Pa /etc . 42.El 43.Sh SEE ALSO 44.Xr getprotoent 3 45.Sh BUGS 46A name server should be used instead of a static file. 47.Sh HISTORY 48The 49.Nm 50file format appeared in 51.Bx 4.2 . 52