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# /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 numberhopopt 0 HOPOPT # hop-by-hop options for ipv6icmp 1 ICMP # internet control message protocoligmp 2 IGMP # internet group management protocolggp 3 GGP # gateway-gateway protocolipv4 4 IPv4 # IPv4 encapsulationst 5 ST # ST datagram modetcp 6 TCP # transmission control protocolcbt 7 CBT # CBT, Tony Ballardie <A.Ballardie@cs.ucl.ac.uk>egp 8 EGP # exterior gateway protocoligp 9 IGP # any private interior gateway (Cisco: for IGRP)bbn-rcc 10 BBN-RCC-MON # BBN RCC Monitoringnvp 11 NVP-II # Network Voice Protocolpup 12 PUP # PARC universal packet protocolargus 13 ARGUS # ARGUS (deprecated)emcon 14 EMCON # EMCONxnet 15 XNET # Cross Net Debuggerchaos 16 CHAOS # Chaosudp 17 UDP # user datagram protocolmux 18 MUX # Multiplexing protocoldcn 19 DCN-MEAS # DCN Measurement Subsystemshmp 20 HMP # host monitoring protocolprm 21 PRM # packet radio measurement protocolxns-idp 22 XNS-IDP # Xerox NS IDPtrunk-1 23 TRUNK-1 # Trunk-1trunk-2 24 TRUNK-2 # Trunk-2leaf-1 25 LEAF-1 # Leaf-1leaf-2 26 LEAF-2 # Leaf-2rdp 27 RDP # "reliable datagram" protocolirtp 28 IRTP # Internet Reliable Transaction Protocoliso-tp4 29 ISO-TP4 # ISO Transport Protocol Class 4netblt 30 NETBLT # Bulk Data Transfer Protocolmfe-nsp 31 MFE-NSP # MFE Network Services Protocolmerit-inp 32 MERIT-INP # MERIT Internodal Protocoldccp 33 DCCP # Datagram Congestion Control Protocol3pc 34 3PC # Third Party Connect Protocolidpr 35 IDPR # Inter-Domain Policy Routing Protocolxtp 36 XTP # Xpress Tranfer Protocolddp 37 DDP # Datagram Delivery Protocolidpr-cmtp 38 IDPR-CMTP # IDPR Control Message Transport Prototp++ 39 TP++ # TP++ Transport Protocolil 40 IL # IL Transport Protocolipv6 41 IPv6 # IPv6 encapsulationsdrp 42 SDRP # Source Demand Routing Protocolipv6-route 43 IPv6-Route # Routing Header for IPv6ipv6-frag 44 IPv6-Frag # Fragment Header for IPv6idrp 45 IDRP # Inter-Domain Routing Protocolrsvp 46 RSVP # Resource ReSerVation Protocolgre 47 GRE # Generic Routing Encapsulationdsr 48 DSR # Dynamic Source Routing Protocolbna 49 BNA # BNAesp 50 ESP # Encap Security Payloadipv6-crypt 50 IPv6-Crypt # Encryption Header for IPv6 (not in official list)ah 51 AH # Authentication Headeripv6-auth 51 IPv6-Auth # Authentication Header for IPv6 (not in official list)i-nlsp 52 I-NLSP # Integrated Net Layer Security TUBAswipe 53 SWIPE # IP with Encryptionnarp 54 NARP # NBMA Address Resolution Protocolmobile 55 MOBILE # IP Mobilitytlsp 56 TLSP # Transport Layer Security Protocolskip 57 SKIP # SKIPipv6-icmp 58 IPv6-ICMP # ICMP for IPv6ipv6-nonxt 59 IPv6-NoNxt # No Next Header for IPv6ipv6-opts 60 IPv6-Opts # Destination Options for IPv6# 61 # any host internal protocolcftp 62 CFTP # CFTP# 63 # any local networksat-expak 64 SAT-EXPAK # SATNET and Backroom EXPAKkryptolan 65 KRYPTOLAN # Kryptolanrvd 66 RVD # MIT Remote Virtual Disk Protocolippc 67 IPPC # Internet Pluribus Packet Core# 68 # any distributed file systemsat-mon 69 SAT-MON # SATNET Monitoringvisa 70 VISA # VISA Protocolipcv 71 IPCV # Internet Packet Core Utilitycpnx 72 CPNX # Computer Protocol Network Executivecphb 73 CPHB # Computer Protocol Heart Beatwsn 74 WSN # Wang Span Networkpvp 75 PVP # Packet Video Protocolbr-sat-mon 76 BR-SAT-MON # Backroom SATNET Monitoringsun-nd 77 SUN-ND # SUN ND PROTOCOL-Temporarywb-mon 78 WB-MON # WIDEBAND Monitoringwb-expak 79 WB-EXPAK # WIDEBAND EXPAKiso-ip 80 ISO-IP # ISO Internet Protocolvmtp 81 VMTP # Versatile Message Transportsecure-vmtp 82 SECURE-VMTP # SECURE-VMTPvines 83 VINES # VINESttp 84 TTP # TTPnsfnet-igp 85 NSFNET-IGP # NSFNET-IGPdgp 86 DGP # Dissimilar Gateway Protocoltcf 87 TCF # TCFeigrp 88 EIGRP # Enhanced Interior Routing Protocol (Cisco)ospf 89 OSPFIGP # Open Shortest Path First IGPsprite-rpc 90 Sprite-RPC # Sprite RPC Protocollarp 91 LARP # Locus Address Resolution Protocolmtp 92 MTP # Multicast Transport Protocolax.25 93 AX.25 # AX.25 Framesipip 94 IPIP # Yet Another IP encapsulationmicp 95 MICP # Mobile Internetworking Control Pro.scc-sp 96 SCC-SP # Semaphore Communications Sec. Pro.etherip 97 ETHERIP # Ethernet-within-IP Encapsulationencap 98 ENCAP # Yet Another IP encapsulation# 99 # any private encryption schemegmtp 100 GMTP # GMTPifmp 101 IFMP # Ipsilon Flow Management Protocolpnni 102 PNNI # PNNI over IPpim 103 PIM # Protocol Independent Multicastaris 104 ARIS # ARISscps 105 SCPS # SCPSqnx 106 QNX # QNXa/n 107 A/N # Active Networksipcomp 108 IPComp # IP Payload Compression Protocolsnp 109 SNP # Sitara Networks Protocolcompaq-peer 110 Compaq-Peer # Compaq Peer Protocolipx-in-ip 111 IPX-in-IP # IPX in IPvrrp 112 VRRP # Virtual Router Redundancy Protocolpgm 113 PGM # PGM Reliable Transport Protocol# 114 # any 0-hop protocoll2tp 115 L2TP # Layer Two Tunneling Protocolddx 116 DDX # D-II Data Exchangeiatp 117 IATP # Interactive Agent Transfer Protocolstp 118 STP # Schedule Transfersrp 119 SRP # SpectraLink Radio Protocoluti 120 UTI # UTIsmp 121 SMP # Simple Message Protocolsm 122 SM # SM (deprecated)ptp 123 PTP # Performance Transparency Protocolisis 124 ISIS # ISIS over IPv4fire 125 FIREcrtp 126 CRTP # Combat Radio Transport Protocolcrudp 127 CRUDP # Combat Radio User Datagramsscopmce 128 SSCOPMCEiplt 129 IPLTsps 130 SPS # Secure Packet Shieldpipe 131 PIPE # Private IP Encapsulation within IPsctp 132 SCTP # Stream Control Transmission Protocolfc 133 FC # Fibre Channelrsvp-e2e-ignore 134 RSVP-E2E-IGNOREmobility-header 135 Mobility-Header # Mobility Headerudplite 136 UDPLitempls-in-ip 137 MPLS-in-IPmanet 138 manet # MANET Protocolship 139 HIP # Host Identity Protocolshim6 140 Shim6 # Shim6 Protocolwesp 141 WESP # Wrapped Encapsulating Security Payloadrohc 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]