1# 2# Internet (IP) protocols 3# 4# $OpenBSD: protocols,v 1.23 2011/09/08 19:30:29 matthieu Exp $ 5# 6# Updated based on RFC 1340, Assigned Numbers (July 1992). 7# See also http://www.iana.org/assignments/protocol-numbers 8# 9ip 0 IP HOPOPT # internet protocol, pseudo protocol number 10icmp 1 ICMP # internet control message protocol 11igmp 2 IGMP # Internet Group Management 12ggp 3 GGP # gateway-gateway protocol 13ipencap 4 IP-ENCAP # IP encapsulated in IP (officially ``IP'') 14st 5 ST # ST datagram mode 15tcp 6 TCP # transmission control protocol 16ucl 7 UCL CBT # UCL 17egp 8 EGP # exterior gateway protocol 18igp 9 IGP # any private interior gateway 19bbn-rcc-mon 10 BBN-RCC-MON # BBN RCC Monitoring 20nvp-ii 11 NVP-II # Network Voice Protocol 21pup 12 PUP # PARC universal packet protocol 22argus 13 ARGUS # ARGUS 23emcon 14 EMCON # EMCON 24xnet 15 XNET # Cross Net Debugger 25chaos 16 CHAOS # Chaos 26udp 17 UDP # user datagram protocol 27mux 18 MUX # Multiplexing 28dcn-meas 19 DCN-MEAS # DCN Measurement Subsystems 29hmp 20 HMP # host monitoring protocol 30prm 21 PRM # Packet Radio Measurement 31xns-idp 22 XNS-IDP # Xerox NS IDP 32trunk-1 23 TRUNK-1 # Trunk-1 33trunk-2 24 TRUNK-2 # Trunk-2 34leaf-1 25 LEAF-1 # Leaf-1 35leaf-2 26 LEAF-2 # Leaf-2 36rdp 27 RDP # "reliable datagram" protocol 37irtp 28 IRTP # Internet Reliable Transaction 38iso-tp4 29 ISO-TP4 # ISO Transport Protocol class 4 39netblt 30 NETBLT # Bulk Data Transfer Protocol 40mfe-nsp 31 MFE-NSP # MFE Network Services Protocol 41merit-inp 32 MERIT-INP # MERIT Internodal Protocol 42sep 33 SEP # Sequential Exchange Protocol 433pc 34 3PC # Third Party Connect Protocol 44idpr 35 IDPR # Inter-Domain Policy Routing Protocol 45xtp 36 XTP # Xpress Transfer Protocol 46ddp 37 DDP # Datagram Delivery Protocol 47idpr-cmtp 38 IDPR-CMTP # IDPR Control Message Transport Proto 48tp++ 39 TP++ # TP++ Transport Protocol 49il 40 IL # IL Transport Protocol 50ipv6 41 IPv6 # Internet Protocol version 6 51sdrp 42 SDRP # Source Demand Routing Protocol 52ipv6-route 43 IPv6-Route # Routing Header for IPv6 53ipv6-frag 44 IPv6-Frag # Fragment Header for IPv6 54idrp 45 IDRP # Inter-Domain Routing Protocol 55rsvp 46 RSVP # Reservation Protocol 56gre 47 GRE # General Routing Encapsulation 57mhrp 48 MHRP # Mobile Host Routing Protocol 58bna 49 BNA # BNA 59esp 50 IPSEC-ESP ESP # Encap Security Payload 60ah 51 IPSEC-AH AH # Authentication Header 61i-nlsp 52 I-NLSP # Integrated Net Layer Security TUBA 62swipe 53 SWIPE # IP with Encryption 63nhrp 54 NHRP NARP # NBMA Next Hop Resolution Protocol 64mobileip 55 MOBILEIP MOBILE # MobileIP encapsulation 65skip 57 SKIP # SKIP 66ipv6-icmp 58 IPv6-ICMP icmp6 # ICMP for IPv6 67ipv6-nonxt 59 IPv6-NoNxt # No Next Header for IPv6 68ipv6-opts 60 IPv6-Opts # Destination Options for IPv6 69any 61 any # host internal protocol 70cftp 62 CFTP # CFTP 71any 63 any # local network 72sat-expak 64 SAT-EXPAK # SATNET and Backroom EXPAK 73kryptolan 65 KRYPTOLAN # Kryptolan 74rvd 66 RVD # MIT Remote Virtual Disk Protocol 75ippc 67 IPPC # Internet Pluribus Packet Core 76any 68 any # distributed file system 77sat-mon 69 SAT-MON # SATNET Monitoring 78visa 70 VISA # VISA Protocol 79ipcv 71 IPCV # Internet Packet Core Utility 80cpnx 72 CPNX # Computer Protocol Network Executive 81cphb 73 CPHB # Computer Protocol Heart Beat 82wsn 74 WSN # Wang Span Network 83pvp 75 PVP # Packet Video Protocol 84br-sat-mon 76 BR-SAT-MON # Backroom SATNET Monitoring 85sun-nd 77 SUN-ND # SUN ND PROTOCOL-Temporary 86wb-mon 78 WB-MON # WIDEBAND Monitoring 87wb-expak 79 WB-EXPAK # WIDEBAND EXPAK 88iso-ip 80 ISO-IP # ISO Internet Protocol 89vmtp 81 VMTP # Versatile Message Transport 90secure-vmtp 82 SECURE-VMTP # SECURE-VMTP 91vines 83 VINES # VINES 92ttp 84 TTP # TTP 93nsfnet-igp 85 NSFNET-IGP # NSFNET-IGP 94dgp 86 DGP # Dissimilar Gateway Protocol 95tcf 87 TCF # TCF 96igrp 88 IGRP EIGRP # IGRP 97ospf 89 OSPFIGP # Open Shortest Path First IGP 98sprite-rpc 90 Sprite-RPC # Sprite RPC Protocol 99larp 91 LARP # Locus Address Resolution Protocol 100mtp 92 MTP # Multicast Transport Protocol 101ax.25 93 AX.25 # AX.25 Frames 102ipip 94 IPIP # Yet Another IP encapsulation 103micp 95 MICP # Mobile Internetworking Control Pro. 104scc-sp 96 SCC-SP # Semaphore Communications Sec. Pro. 105etherip 97 ETHERIP # Ethernet-within-IP Encapsulation 106encap 98 ENCAP # Yet Another IP encapsulation 107any 99 any # private encryption scheme 108gmtp 100 GMTP # GMTP 109ifmp 101 IFMP # Ipsilon Flow Management Protocol 110pnni 102 PNNI # PNNI over IP 111pim 103 PIM # Protocol Independent Multicast 112aris 104 ARIS 113scps 105 SCPS # Space Communication Protocol Standards TCP Compressed Header 114qnx 106 QNX 115a/n 107 A/N # Active Networks 116ipcomp 108 IPComp # IP Payload Compression Protocol 117snp 109 SNP # Sitara Networks Protocol 118compaq-peer 110 Compaq-Peer # Compaq Peer Protocol 119ipx-in-ip 111 IPX-in-IP # IPX in IP 120carp 112 CARP vrrp # Common Address Redundancy Protocol 121pgm 113 PGM # PGM Reliable Transport Protocol 122# 114 # any 0-hop protocol 123l2tp 115 L2TP # Layer Two Tunneling Protocol 124ddx 116 DDX # D-II Data Exchange (DDX) 125iatp 117 IATP # Interactive Agent Transfer Protocol 126stp 118 STP # Schedule Transfer Protocol 127srp 119 SRP # SpectraLink Radio Protocol 128uti 120 UTI 129smp 121 SMP # Simple Message Protocol 130sm 122 SM 131ptp 123 PTP # Performance Transparency Protocol 132isis 124 ISIS # IS-IS over IPv4 133fire 125 FIRE 134crtp 126 CRTP # Combat Radio Transport Protocol 135crudp 127 CRUDP # Combat Radio User Datagram 136sscopmce 128 SSCOPMCE 137iplt 129 IPLT 138sps 130 SPS # Secure Packet Shield 139pipe 131 PIPE # Private IP Encapsulation within IP 140sctp 132 SCTP # Stream Control Transmission Protocol 141fc 133 FC # Fibre Channel 142rsvp-e2e-ignore 134 RSVP-E2E-IGNORE 143pfsync 240 PFSYNC # PF Synchronization 144reserved 255 Reserved # 145divert 258 DIVERT # Divert pseudo-protocol [non IANA] 146