protocols   [plain text]


##
# Protocols Database
# 
# Note that this file is consulted when the system is running in single-user
# mode.  At other times this information is handled by lookupd.  By default,
# lookupd gets information from NetInfo, so this file will not be consulted
# unless you have changed lookupd's configuration.
##

ip	0	IP		# internet protocol, pseudo protocol number
icmp	1	ICMP		# internet control message protocol
igmp	2	IGMP		# internet group management protocol
ggp	3	GGP		# gateway-gateway protocol
tcp	6	TCP		# transmission control protocol
egp	8	EGP		# exterior gateway protocol
pup	12	PUP		# PARC universal packet protocol
udp	17	UDP		# user datagram protocol
hmp	20	HMP		# host monitoring protocol
xns-idp	22	XNS-IDP		# Xerox NS IDP
rdp	27	RDP		# reliable data protocol
iso-tp4	29	ISO-TP4		# ISO Transport Protocol Class 4
iso-ip	80	ISO-IP		# ISO Internet Protocol
encap	98	ENCAP		# RFC1241 encapsulation