✏ EDIT: protocols

# /etc/protocols:
# $Id: protocols,v 1.12 2016/07/08 12:27 ovasik Exp $
#
# Internet (IP) protocols
#
#	from: @(#)protocols	5.1 (Berkeley) 4/17/89
#
# Updated for NetBSD based on RFC 1340, Assigned Numbers (July 1992).
# Last IANA update included dated 2011-05-03
#
# See also http://www.iana.org/assignments/protocol-numbers

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 protocol
ggp	3	GGP		# gateway-gateway protocol
ipv4	4	IPv4		# IPv4 encapsulation
st	5	ST		# ST datagram mode
tcp	6	TCP		# transmission control protocol
cbt	7	CBT		# CBT, Tony Ballardie <A.Ballardie@cs.ucl.ac.uk>
egp	8	EGP		# exterior gateway protocol
igp	9	IGP		# any private interior gateway (Cisco: for IGRP)
bbn-rcc	10	BBN-RCC-MON		# BBN RCC Monitoring
nvp	11	NVP-II		# Network Voice Protocol
pup	12	PUP		# PARC universal packet protocol
argus	13	ARGUS		# ARGUS (deprecated)
emcon	14	EMCON		# EMCON
xnet	15	XNET		# Cross Net Debugger
chaos	16	CHAOS		# Chaos
udp	17	UDP		# user datagram protocol
mux	18	MUX		# Multiplexing protocol
dcn	19	DCN-MEAS		# DCN Measurement Subsystems
hmp	20	HMP		# host monitoring protocol
prm	21	PRM		# packet radio measurement protocol
xns-idp	22	XNS-IDP		# Xerox NS IDP
trunk-1	23	TRUNK-1		# Trunk-1
trunk-2	24	TRUNK-2		# Trunk-2
leaf-1	25	LEAF-1		# Leaf-1
leaf-2	26	LEAF-2		# Leaf-2
rdp	27	RDP		# "reliable datagram" protocol
irtp	28	IRTP		# Internet Reliable Transaction Protocol
iso-tp4	29	ISO-TP4		# ISO Transport Protocol Class 4
netblt	30	NETBLT		# Bulk Data Transfer Protocol
mfe-nsp	31	MFE-NSP		# MFE Network Services Protocol
merit-inp	32	MERIT-INP		# MERIT Internodal Protocol
dccp	33	DCCP		# Datagram Congestion Control Protocol
3pc	34	3PC		# Third Party Connect Protocol
idpr	35	IDPR		# Inter-Domain Policy Routing Protocol
xtp	36	XTP		# Xpress Tranfer Protocol
ddp	37	DDP		# Datagram Delivery Protocol
idpr-cmtp	38	IDPR-CMTP		# IDPR Control Message Transport Proto
tp++	39	TP++		# TP++ Transport Protocol
il	40	IL		# IL Transport Protocol
ipv6	41	IPv6		# IPv6 encapsulation
sdrp	42	SDRP		# Source Demand Routing Protocol
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		# Resource ReSerVation Protocol
gre	47	GRE		# Generic Routing Encapsulation
dsr	48	DSR		# Dynamic Source Routing Protocol
bna	49	BNA		# BNA
esp	50	ESP		# Encap Security Payload
ipv6-crypt	50	IPv6-Crypt		# Encryption Header for IPv6 (not in official list)
ah	51	AH		# Authentication Header
ipv6-auth	51	IPv6-Auth		# Authentication Header for IPv6 (not in official list)
i-nlsp	52	I-NLSP		# Integrated Net Layer Security TUBA
swipe	53	SWIPE		# IP with Encryption
narp	54	NARP		# NBMA Address Resolution Protocol
mobile	55	MOBILE		# IP Mobility
tlsp	56	TLSP		# Transport Layer Security Protocol
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
#	61			# any host internal protocol
cftp	62	CFTP		# CFTP
#	63			# any local network
sat-expak	64	SAT-EXPAK		# SATNET and Backroom EXPAK
kryptolan	65	KRYPTOLAN		# Kryptolan
rvd	66	RVD		# MIT Remote Virtual Disk Protocol
ippc	67	IPPC		# Internet Pluribus Packet Core
#	68			# any distributed file system
sat-mon	69	SAT-MON		# SATNET Monitoring
visa	70	VISA		# VISA Protocol
ipcv	71	IPCV		# Internet Packet Core Utility
cpnx	72	CPNX		# Computer Protocol Network Executive
cphb	73	CPHB		# Computer Protocol Heart Beat
wsn	74	WSN		# Wang Span Network
pvp	75	PVP		# Packet Video Protocol
br-sat-mon	76	BR-SAT-MON		# Backroom SATNET Monitoring
sun-nd	77	SUN-ND		# SUN ND PROTOCOL-Temporary
wb-mon	78	WB-MON		# WIDEBAND Monitoring
wb-expak	79	WB-EXPAK		# WIDEBAND EXPAK
iso-ip	80	ISO-IP		# ISO Internet Protocol
vmtp	81	VMTP		# Versatile Message Transport
secure-vmtp	82	SECURE-VMTP		# SECURE-VMTP
vines	83	VINES		# VINES
ttp	84	TTP		# TTP
nsfnet-igp	85	NSFNET-IGP		# NSFNET-IGP
dgp	86	DGP		# Dissimilar Gateway Protocol
tcf	87	TCF		# TCF
eigrp	88	EIGRP		# Enhanced Interior Routing Protocol (Cisco)
ospf	89	OSPFIGP		# Open Shortest Path First IGP
sprite-rpc	90	Sprite-RPC		# Sprite RPC Protocol
larp	91	LARP		# Locus Address Resolution Protocol
mtp	92	MTP		# Multicast Transport Protocol
ax.25	93	AX.25		# AX.25 Frames
ipip	94	IPIP		# Yet Another IP encapsulation
micp	95	MICP		# Mobile Internetworking Control Pro.
scc-sp	96	SCC-SP		# Semaphore Communications Sec. Pro.
etherip	97	ETHERIP		# Ethernet-within-IP Encapsulation
encap	98	ENCAP		# Yet Another IP encapsulation
#	99			# any private encryption scheme
gmtp	100	GMTP		# GMTP
ifmp	101	IFMP		# Ipsilon Flow Management Protocol
pnni	102	PNNI		# PNNI over IP
pim	103	PIM		# Protocol Independent Multicast
aris	104	ARIS		# ARIS
scps	105	SCPS		# SCPS
qnx	106	QNX		# QNX
a/n	107	A/N		# Active Networks
ipcomp	108	IPComp		# IP Payload Compression Protocol
snp	109	SNP		# Sitara Networks Protocol
compaq-peer	110	Compaq-Peer		# Compaq Peer Protocol
ipx-in-ip	111	IPX-in-IP		# IPX in IP
vrrp	112	VRRP		# Virtual Router Redundancy Protocol
pgm	113	PGM		# PGM Reliable Transport Protocol
#	114			# any 0-hop protocol
l2tp	115	L2TP		# Layer Two Tunneling Protocol
ddx	116	DDX		# D-II Data Exchange
iatp	117	IATP		# Interactive Agent Transfer Protocol
stp	118	STP		# Schedule Transfer
srp	119	SRP		# SpectraLink Radio Protocol
uti	120	UTI		# UTI
smp	121	SMP		# Simple Message Protocol
sm	122	SM		# SM (deprecated)
ptp	123	PTP		# Performance Transparency Protocol
isis	124	ISIS		# ISIS over IPv4
fire	125	FIRE
crtp	126	CRTP		# Combat Radio Transport Protocol
crudp	127	CRUDP		# Combat Radio User Datagram
sscopmce	128	SSCOPMCE
iplt	129	IPLT
sps	130	SPS		# Secure Packet Shield
pipe	131	PIPE		# Private IP Encapsulation within IP
sctp	132	SCTP		# Stream Control Transmission Protocol
fc	133	FC		# Fibre Channel
rsvp-e2e-ignore	134	RSVP-E2E-IGNORE
mobility-header	135	Mobility-Header		# Mobility Header
udplite	136	UDPLite
mpls-in-ip	137	MPLS-in-IP
manet	138	manet		# MANET Protocols
hip	139	HIP		# Host Identity Protocol
shim6	140	Shim6		# Shim6 Protocol
wesp	141	WESP		# Wrapped Encapsulating Security Payload
rohc	142	ROHC		# Robust Header Compression
#   143-252 Unassigned                                       [IANA]
#   253     Use for experimentation and testing           [RFC3692]
#   254     Use for experimentation and testing           [RFC3692]
#   255                 Reserved                             [IANA]

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