xref: /freebsd-9.3-release/etc/protocols

#
# Internet (IP) protocols
#
#	$Id: protocols,v 1.7 1997/10/03 01:32:41 itojun Exp $
#	from: @(#)protocols	5.1 (Berkeley) 4/17/89
#
# Updated for FreeBSD based on RFC 1340, Assigned Numbers (July 1992).
#
ip	0	IP		# internet protocol, pseudo protocol number
#hopopt	0	HOPOPT		# hop-by-hop options for ipv6
icmp	1	ICMP		# internet control message protocol
igmp	2	IGMP		# Internet Group Management
ggp	3	GGP		# gateway-gateway protocol
ipencap	4	IP-ENCAP	# IP encapsulated in IP (officially ``IP'')
st	5	ST		# ST datagram mode
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 datagram" protocol
iso-tp4	29	ISO-TP4		# ISO Transport Protocol class 4
xtp	36	XTP		# Xpress Tranfer Protocol
idpr-cmtp	39	IDPR-CMTP	# IDPR Control Message Transport
ipv6	41	IPV6		# ipv6
ipv6-route	43	IPV6-ROUTE	# routing header for ipv6
ipv6-frag	44	IPV6-FRAG	# fragment header for ipv6
rsvp	46	RSVP		# Resource ReSerVation Protocol
esp	50	ESP		# encapsulating security payload
ah	51	AH		# authentication header
ipv6-icmp	58	IPV6-ICMP	# ICMP for IPv6
ipv6-nonxt	59	IPV6-NONXT	# no next header for ipv6
ipv6-opts	60	IPV6-OPTS	# destination options for ipv6
vmtp	81	VMTP		# Versatile Message Transport
ospf	89	OSPFIGP		# Open Shortest Path First IGP
ipip	94	IPIP		# Yet Another IP encapsulation
encap	98	ENCAP		# Yet Another IP encapsulation
divert	254	DIVERT		# Divert pseudo-protocol