| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | # Internet (IP) protocols |
| 2 | # |
| 3 | # Updated from http://www.iana.org/assignments/protocol-numbers and other |
| 4 | # sources. |
| 5 | # New protocols will be added on request if they have been officially |
| 6 | # assigned by IANA and are not historical. |
| 7 | # If you need a huge list of used numbers please install the nmap package. |
| 8 | |
| 9 | ip 0 IP # internet protocol, pseudo protocol number |
| 10 | #hopopt 0 HOPOPT # IPv6 Hop-by-Hop Option [RFC1883] |
| 11 | icmp 1 ICMP # internet control message protocol |
| 12 | igmp 2 IGMP # Internet Group Management |
| 13 | ggp 3 GGP # gateway-gateway protocol |
| 14 | ipencap 4 IP-ENCAP # IP encapsulated in IP (officially ``IP'') |
| 15 | st 5 ST # ST datagram mode |
| 16 | tcp 6 TCP # transmission control protocol |
| 17 | egp 8 EGP # exterior gateway protocol |
| 18 | igp 9 IGP # any private interior gateway (Cisco) |
| 19 | pup 12 PUP # PARC universal packet protocol |
| 20 | udp 17 UDP # user datagram protocol |
| 21 | hmp 20 HMP # host monitoring protocol |
| 22 | xns-idp 22 XNS-IDP # Xerox NS IDP |
| 23 | rdp 27 RDP # "reliable datagram" protocol |
| 24 | iso-tp4 29 ISO-TP4 # ISO Transport Protocol class 4 [RFC905] |
| 25 | dccp 33 DCCP # Datagram Congestion Control Protocol [RFC4340] |
| 26 | xtp 36 XTP # Xpress Transfer Protocol |
| 27 | ddp 37 DDP # Datagram Delivery Protocol |
| 28 | idpr-cmtp 38 IDPR-CMTP # IDPR Control Message Transport |
| 29 | ipv6 41 IPv6 # Internet Protocol, version 6 |
| 30 | ipv6-route 43 IPv6-Route # Routing Header for IPv6 |
| 31 | ipv6-frag 44 IPv6-Frag # Fragment Header for IPv6 |
| 32 | idrp 45 IDRP # Inter-Domain Routing Protocol |
| 33 | rsvp 46 RSVP # Reservation Protocol |
| 34 | gre 47 GRE # General Routing Encapsulation |
| 35 | esp 50 IPSEC-ESP # Encap Security Payload [RFC2046] |
| 36 | ah 51 IPSEC-AH # Authentication Header [RFC2402] |
| 37 | skip 57 SKIP # SKIP |
| 38 | ipv6-icmp 58 IPv6-ICMP # ICMP for IPv6 |
| 39 | ipv6-nonxt 59 IPv6-NoNxt # No Next Header for IPv6 |
| 40 | ipv6-opts 60 IPv6-Opts # Destination Options for IPv6 |
| 41 | rspf 73 RSPF CPHB # Radio Shortest Path First (officially CPHB) |
| 42 | vmtp 81 VMTP # Versatile Message Transport |
| 43 | eigrp 88 EIGRP # Enhanced Interior Routing Protocol (Cisco) |
| 44 | ospf 89 OSPFIGP # Open Shortest Path First IGP |
| 45 | ax.25 93 AX.25 # AX.25 frames |
| 46 | ipip 94 IPIP # IP-within-IP Encapsulation Protocol |
| 47 | etherip 97 ETHERIP # Ethernet-within-IP Encapsulation [RFC3378] |
| 48 | encap 98 ENCAP # Yet Another IP encapsulation [RFC1241] |
| 49 | # 99 # any private encryption scheme |
| 50 | pim 103 PIM # Protocol Independent Multicast |
| 51 | ipcomp 108 IPCOMP # IP Payload Compression Protocol |
| 52 | vrrp 112 VRRP # Virtual Router Redundancy Protocol |
| 53 | l2tp 115 L2TP # Layer Two Tunneling Protocol [RFC2661] |
| 54 | isis 124 ISIS # IS-IS over IPv4 |
| 55 | sctp 132 SCTP # Stream Control Transmission Protocol |
| 56 | fc 133 FC # Fibre Channel |
| 57 | |