.\" SCCSID: @(#)services.5	8.2	1/7/91.TH services 5 .SH Nameservices \- service name file.SH Description.NXR "services file" "format".NXR "Internet File Transfer Protocol" "services".NXAM "getservent subroutine" "services file"The.PN servicesfile is an ASCII file that contains information regardingthe known services available in the DARPA Internet.For each service, a single line should be presentwith the following information:.HP 10official service name.br.ns.HP 10port number.br.ns.HP 10protocol name.br.ns.HP 10aliases.PPEach .PN service name is separated from the next by a new line.Items are separated by any number of blanks ortab characters or both.  The port number and protocol nameare considered a single item;a backslash (\\) is used toseparate the port and protocol (for example, 512/tcp).A number sign (#) indicates the beginning ofa comment; characters up to the end of the line arenot interpreted by routines that search the file..PPService names can contain any printablecharacter other than a field delimiter, newline,or comment character..PPThe .PN servicesdatabase may be distributed in a network by a naming service, such as Yellow Pages or BIND/Hesiod.  See the.I Guide to the Yellow Pages Serviceor the chapter on Hesiod in the.I Guide to the BIND/Hesiod Servicefor setup information..SH Files.PN /etc/services.SH See Alsogetservent(3n).br.I Guide to the BIND/Hesiod Service.br.I Guide to the Yellow Pages Service