PROTOCOLS(5,F) AIX TCP/IP User's Guide PROTOCOLS(5,F) ------------------------------------------------------------------------------- protocols PURPOSE Contains information regarding the known protocols used in the DARPA Internet. SYNOPSIS /etc/protocols DESCRIPTION The protocols file contains information regarding the known protocols used in the DARPA Internet. For each protocol, a single line should be present with the following information: official-protocol-name protocol-number aliases Items are separated by any number of blanks or tab characters. A # indicates the beginning of a comment. Characters up to the end of the line are not interpreted by routines which search the file. Protocol names may contain any printable character other than a field delimiter, new line, or comment character. EXAMPLES ip 0 IP # internet protocol, pseudo protocol number icmp 1 ICMP # internet control message protocol ggp 3 GGP # gateway-gateway protocol tcp 6 TCP # transmission control protocol egp 8 EGP # exterior gateway protocol udp 17 UDP # user datagram protocol FILES /etc/protocols RELATED INFORMATION getprotoent, refer to AIX Operating System Technical Reference Processed October 29, 1990 PROTOCOLS(5,F) 1