protocols

embedded xLinux root 5.4

# /etc/protocols
#
# Internet (IP) protocols definition file
#
# See protocols(5) for more info
#

ip	0	IP		# internet protocol, pseudo protocol number
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
ddp	37	DDP		# Datagram Delivery Protocol
idpr-cmtp 38	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
idrp	45	IDRP		# Inter-Domain Routing Protocol
rsvp	46	RSVP		# Reservation Protocol
gre	47	GRE		# General Routing Encapsulation
esp	50	ESP		# Encap Security Payload for IPv6
ah	51	AH		# Authentication Header for IPv6
skip	57	SKIP		# SKIP
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
rspf	73	RSPF		# Radio Shortest Path First.
vmtp	81	VMTP		# Versatile Message Transport
ospf	89	OSPFIGP		# Open Shortest Path First IGP
ipip	94	IPIP		# IP-within-IP Encapsulation Protocol
encap	98	ENCAP		# Yet Another IP encapsulation
pim	103	PIM		# Protocol Independent Multicast