List of IP protocol numbers

List of IP protocol numbers - Wikipedia, the free encyclopedia

List of IP protocol numbers

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This is a list of IP protocol numbers used in the protocol field of the IPv4 packet format and the Next Header field of IPv6 packets.

Decimal	HEX	Keyword	Protocol	References
0	0x00	HOPOPT	IPv6 Hop-by-Hop Option	RFC 2460
1	0x01	ICMP	Internet Control Message Protocol	RFC 792
2	0x02	IGMP	Internet Group Management Protocol	RFC 1112
3	0x03	GGP	Gateway-to-Gateway Protocol	RFC 823
4	0x04	IP	IP in IP (encapsulation)	RFC 2003
5	0x05	ST	Internet Stream Protocol	RFC 1190, RFC 1819
6	0x06	TCP	Transmission Control Protocol	RFC 793
7	0x07	CBT	Core-based trees	RFC 2189
8	0x08	EGP	Exterior Gateway Protocol	RFC 888
9	0x09	IGP	Interior Gateway Protocol (any private interior gateway (used by Cisco for their IGRP))
10	0x0A	BBN-RCC-MON	BBN RCC Monitoring
11	0x0B	NVP-II	Network Voice Protocol	RFC 741
12	0x0C	PUP	Xerox PUP
13	0x0D	ARGUS	ARGUS
14	0x0E	EMCON	EMCON
15	0x0F	XNET	Cross Net Debugger	IEN 158
16	0x10	CHAOS	Chaos
17	0x11	UDP	User Datagram Protocol	RFC 768
18	0x12	MUX	Multiplexing	IEN 90
19	0x13	DCN-MEAS	DCN Measurement Subsystems
20	0x14	HMP	Host Monitoring Protocol	RFC 869
21	0x15	PRM	Packet Radio Measurement
22	0x16	XNS-IDP	XEROX NS IDP
23	0x17	TRUNK-1	Trunk-1
24	0x18	TRUNK-2	Trunk-2
25	0x19	LEAF-1	Leaf-1
26	0x1A	LEAF-2	Leaf-2
27	0x1B	RDP	Reliable Datagram Protocol	RFC 908
28	0x1C	IRTP	Internet Reliable Transaction Protocol	RFC 938
29	0x1D	ISO-TP4	ISO Transport Protocol Class 4	RFC 905
30	0x1E	NETBLT	Bulk Data Transfer Protocol	RFC 998
31	0x1F	MFE-NSP	MFE Network Services Protocol
32	0x20	MERIT-INP	MERIT Internodal Protocol
33	0x21	DCCP	Datagram Congestion Control Protocol	RFC 4340
34	0x22	3PC	Third Party Connect Protocol
35	0x23	IDPR	Inter-Domain Policy Routing Protocol	RFC 1479
36	0x24	XTP	Xpress Transport Protocol
37	0x25	DDP	Datagram Delivery Protocol
38	0x26	IDPR-CMTP	IDPR Control Message Transport Protocol
39	0x27	TP++	TP++ Transport Protocol
40	0x28	IL	IL Transport Protocol
41	0x29	IPv6	IPv6 (encapsulation)	RFC 2473
42	0x2A	SDRP	Source Demand Routing Protocol
43	0x2B	IPv6-Route	Routing Header for IPv6	RFC 2460
44	0x2C	IPv6-Frag	Fragment Header for IPv6	RFC 2460
45	0x2D	IDRP	Inter-Domain Routing Protocol
46	0x2E	RSVP	Resource Reservation Protocol	RFC 2205
47	0x2F	GRE	Generic Routing Encapsulation
48	0x30	MHRP	Mobile Host Routing Protocol
49	0x31	BNA	BNA
50	0x32	ESP	Encapsulating Security Payload	RFC 2406
51	0x33	AH	Authentication Header	RFC 2402
52	0x34	I-NLSP	Integrated Net Layer Security Protocol	TUBA
53	0x35	SWIPE	IP with Encryption
54	0x36	NARP	NBMA Address Resolution Protocol	RFC 1735
55	0x37	MOBILE	IP Mobility (Min Encap)	RFC 2004
56	0x38	TLSP	Transport Layer Security Protocol (using Kryptonet key management)
57	0x39	SKIP	Simple Key-Management for Internet Protocol	RFC 2356
58	0x3A	IPv6-ICMP	ICMP for IPv6	RFC 4443, RFC 4884
59	0x3B	IPv6-NoNxt	No Next Header for IPv6	RFC 2460
60	0x3C	IPv6-Opts	Destination Options for IPv6	RFC 2460
61	0x3D		Any host internal protocol
62	0x3E	CFTP	CFTP
63	0x3F		Any local network
64	0x40	SAT-EXPAK	SATNET and Backroom EXPAK
65	0x41	KRYPTOLAN	Kryptolan
66	0x42	RVD	MIT Remote Virtual Disk Protocol
67	0x43	IPPC	Internet Pluribus Packet Core
68	0x44		Any distributed file system
69	0x45	SAT-MON	SATNET Monitoring
70	0x46	VISA	VISA Protocol
71	0x47	IPCV	Internet Packet Core Utility
72	0x48	CPNX	Computer Protocol Network Executive
73	0x49	CPHB	Computer Protocol Heart Beat
74	0x4A	WSN	Wang Span Network
75	0x4B	PVP	Packet Video Protocol
76	0x4C	BR-SAT-MON	Backroom SATNET Monitoring
77	0x4D	SUN-ND	SUN ND PROTOCOL-Temporary
78	0x4E	WB-MON	WIDEBAND Monitoring
79	0x4F	WB-EXPAK	WIDEBAND EXPAK
80	0x50	ISO-IP	International Organization for Standardization Internet Protocol
81	0x51	VMTP	Versatile Message Transaction Protocol	RFC 1045
82	0x52	SECURE-VMTP	Secure Versatile Message Transaction Protocol	RFC 1045
83	0x53	VINES	VINES
84	0x54	TTP	TTP
85	0x55	NSFNET-IGP	NSFNET-IGP
86	0x56	DGP	Dissimilar Gateway Protocol
87	0x57	TCF	TCF
88	0x58	EIGRP	EIGRP
89	0x59	OSPF	Open Shortest Path First	RFC 1583
90	0x5A	Sprite-RPC	Sprite RPC Protocol
91	0x5B	LARP	Locus Address Resolution Protocol
92	0x5C	MTP	Multicast Transport Protocol
93	0x5D	AX.25	AX.25
94	0x5E	IPIP	IP-within-IP Encapsulation Protocol
95	0x5F	MICP	Mobile Internetworking Control Protocol
96	0x60	SCC-SP	Semaphore Communications Sec. Pro
97	0x61	ETHERIP	Ethernet-within-IP Encapsulation	RFC 3378
98	0x62	ENCAP	Encapsulation Header	RFC 1241
99	0x63		Any private encryption scheme
100	0x64	GMTP	GMTP
101	0x65	IFMP	Ipsilon Flow Management Protocol
102	0x66	PNNI	PNNI over IP
103	0x67	PIM	Protocol Independent Multicast
104	0x68	ARIS	IBM's ARIS (Aggregate Route IP Switching) Protocol
105	0x69	SCPS	SCPS (Space Communications Protocol Standards)
106	0x6A	QNX	QNX
107	0x6B	A/N	Active Networks
108	0x6C	IPComp	IP Payload Compression Protocol	RFC 3173
109	0x6D	SNP	Sitara Networks Protocol
110	0x6E	Compaq-Peer	Compaq Peer Protocol
111	0x6F	IPX-in-IP	IPX in IP
112	0x70	VRRP	Virtual Router Redundancy Protocol, Common Address Redundancy Protocol (not IANA assigned)	VRRP:RFC 3768
113	0x71	PGM	PGM Reliable Transport Protocol	RFC 3208
114	0x72		Any 0-hop protocol
115	0x73	L2TP	Layer Two Tunneling Protocol
116	0x74	DDX	D-II Data Exchange (DDX)
117	0x75	IATP	Interactive Agent Transfer Protocol
118	0x76	STP	Schedule Transfer Protocol
119	0x77	SRP	SpectraLink Radio Protocol
120	0x78	UTI	UTI
121	0x79	SMP	Simple Message Protocol
122	0x7A	SM	SM
123	0x7B	PTP	Performance Transparency Protocol
124	0x7C		IS-IS over IPv4
125	0x7D	FIRE
126	0x7E	CRTP	Combat Radio Transport Protocol
127	0x7F	CRUDP	Combat Radio User Datagram
128	0x80	SSCOPMCE
129	0x81	IPLT
130	0x82	SPS	Secure Packet Shield
131	0x83	PIPE	Private IP Encapsulation within IP	Expired I-D draft-petri-mobileip-pipe-00.txt
132	0x84	SCTP	Stream Control Transmission Protocol
133	0x85	FC	Fibre Channel
134	0x86		RSVP-E2E-IGNORE	RFC 3175
135	0x87		Mobility Header	RFC 3775
136	0x88		UDP Lite	RFC 3828
137	0x89		MPLS-in-IP	RFC 4023
138	0x8A	manet	MANET Protocols	RFC 5498
139	0x8B	HIP	Host Identity Protocol	RFC 5201
140	0x8C	Shim6	Site Multihoming by IPv6 Intermediation	RFC 5533
141-252	0x8D-0xFC	UNASSIGNED
253-254	0xFD-0xFE	Use for experimentation and testing		RFC 3692
255	0xFF	Reserved.