| 十进制 |
十六进制 |
关键字 |
协议 |
引用
|
| 0
|
0x00
|
HOPOPT
|
IPv6逐跳选项
|
RFC 2460
|
| 1
|
0x01
|
ICMP
|
互联网控制消息协议（ICMP）
|
RFC 792
|
| 2
|
0x02
|
IGMP
|
因特网组管理协议（IGMP）
|
RFC 1112
|
| 3
|
0x03
|
GGP
|
网关对网关协议
|
RFC 823
|
| 4
|
0x04
|
IPv4
|
IPv4 (封装) / IP-within-IP 封装协议（IPIP）
|
RFC 2003
|
| 5
|
0x05
|
ST
|
因特网流协议
|
RFC 1190, RFC 1819
|
| 6
|
0x06
|
TCP
|
传输控制协议（TCP）
|
RFC 793
|
| 7
|
0x07
|
CBT
|
有核树组播路由协议
|
RFC 2189
|
| 8
|
0x08
|
EGP
|
外部网关协议
|
RFC 888
|
| 9
|
0x09
|
IGP
|
内部网关协议（任意私有内部网关（用于思科的IGRP））
|
|
| 10
|
0x0A
|
BBN-RCC-MON
|
BBN RCC 监视
|
|
| 11
|
0x0B
|
NVP-II
|
网络语音协议
|
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
|
用户数据报协议（UDP）
|
RFC 768
|
| 18
|
0x12
|
MUX
|
多路复用
|
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
|
可靠数据协议
|
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 封装
|
RFC 2473
|
| 42
|
0x2A
|
SDRP
|
Source Demand Routing Protocol
|
RFC 1940
|
| 43
|
0x2B
|
IPv6-Route
|
IPv6路由拓展头
|
RFC 2460
|
| 44
|
0x2C
|
IPv6-Frag
|
IPv6分片扩展头
|
RFC 2460
|
| 45
|
0x2D
|
IDRP
|
Inter-Domain Routing Protocol
|
|
| 46
|
0x2E
|
RSVP
|
资源预留协议
|
RFC 2205
|
| 47
|
0x2F
|
GRE
|
通用路由封装（GRE）
|
RFC 2784, RFC 2890
|
| 48
|
0x30
|
DSR
|
动态源路由
|
|
| 49
|
0x31
|
BNA
|
BNA
|
|
| 50
|
0x32
|
ESP
|
封装安全协议（ESP）
|
RFC 4303
|
| 51
|
0x33
|
AH
|
认证头协议（AH）
|
RFC 4302
|
| 52
|
0x34
|
I-NLSP
|
Integrated Net Layer Security Protocol
|
TUBA
|
| 53
|
0x35
|
SWIPE
|
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
|
传输层安全性协议（使用Kryptonet密钥管理）
|
|
| 57
|
0x39
|
SKIP
|
Simple Key-Management for Internet Protocol
|
RFC 2356
|
| 58
|
0x3A
|
IPv6-ICMP
|
互联网控制消息协议第六版（ICMPv6）
|
RFC 4443, RFC 4884
|
| 59
|
0x3B
|
IPv6-NoNxt
|
IPv6无负载头
|
RFC 2460
|
| 60
|
0x3C
|
IPv6-Opts
|
IPv6目标选项扩展头
|
RFC 2460
|
| 61
|
0x3D
|
|
任意的主机内部协议
|
|
| 62
|
0x3E
|
CFTP
|
CFTP
|
|
| 63
|
0x3F
|
|
任意本地网络
|
|
| 64
|
0x40
|
SAT-EXPAK
|
SATNET and Backroom EXPAK
|
|
| 65
|
0x41
|
KRYPTOLAN
|
Kryptolan
|
|
| 66
|
0x42
|
RVD
|
MIT远程虚拟磁盘协议
|
|
| 67
|
0x43
|
IPPC
|
Internet Pluribus Packet Core
|
|
| 68
|
0x44
|
|
Any distributed file system
|
|
| 69
|
0x45
|
SAT-MON
|
SATNET Monitoring
|
|
| 70
|
0x46
|
VISA
|
VISA协议
|
|
| 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
|
国际标准化组织互联网协议
|
|
| 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
|
|
| 84
|
0x54
|
IPTM
|
Internet Protocol Traffic Manager
|
|
| 85
|
0x55
|
NSFNET-IGP
|
NSFNET-IGP
|
|
| 86
|
0x56
|
DGP
|
Dissimilar Gateway Protocol
|
|
| 87
|
0x57
|
TCF
|
TCF
|
|
| 88
|
0x58
|
EIGRP
|
增强型内部网关路由协议（EIGRP）
|
|
| 89
|
0x59
|
OSPF
|
开放式最短路径优先（OSPF）
|
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 封装协议
|
与4号协议重复
|
| 95
|
0x5F
|
MICP
|
Mobile Internetworking Control Protocol
|
|
| 96
|
0x60
|
SCC-SP
|
Semaphore Communications Sec. Pro
|
|
| 97
|
0x61
|
ETHERIP
|
Ethernet-within-IP 封装协议
|
RFC 3378
|
| 98
|
0x62
|
ENCAP
|
封装头部
|
RFC 1241
|
| 99
|
0x63
|
|
任意的加密模式
|
|
| 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
|
空间通信协议规范
|
SCPS-TP[1]
|
| 106
|
0x6A
|
QNX
|
QNX
|
|
| 107
|
0x6B
|
A/N
|
Active Networks
|
|
| 108
|
0x6C
|
IPComp
|
IP负载压缩协议
|
RFC 3173
|
| 109
|
0x6D
|
SNP
|
Sitara Networks Protocol
|
|
| 110
|
0x6E
|
Compaq-Peer
|
Compaq Peer Protocol
|
|
| 111
|
0x6F
|
IPX-in-IP
|
封装于IP的IPX
|
|
| 112
|
0x70
|
VRRP
|
虛擬路由器備援協定、共用位址冗餘協定（没在IANA注册）
|
VRRP:RFC 3768
|
| 113
|
0x71
|
PGM
|
实际通用多播
|
RFC 3208
|
| 114
|
0x72
|
|
Any 0-hop protocol
|
|
| 115
|
0x73
|
L2TP
|
第二层隧道协议第三版
|
RFC 3931
|
| 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
|
Universal Transport Interface Protocol
|
|
| 121
|
0x79
|
SMP
|
Simple Message Protocol
|
|
| 122
|
0x7A
|
SM
|
Simple Multicast Protocol
|
draft-perlman-simple-multicast-03（页面存档备份，存于互联网档案馆）
|
| 123
|
0x7B
|
PTP
|
Performance Transparency Protocol
|
|
| 124
|
0x7C
|
IS-IS over IPv4
|
负载于IPv4的IS-IS
|
RFC 1142 and RFC 1195
|
| 125
|
0x7D
|
FIRE
|
Flexible Intra-AS Routing Environment
|
|
| 126
|
0x7E
|
CRTP
|
Combat Radio Transport Protocol
|
|
| 127
|
0x7F
|
CRUDP
|
Combat Radio User Datagram
|
|
| 128
|
0x80
|
SSCOPMCE
|
Service-Specific Connection-Oriented Protocol in a Multilink and Connectionless Environment
|
ITU-T Q.2111 (1999)（页面存档备份，存于互联网档案馆）
|
| 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（页面存档备份，存于互联网档案馆）
|
| 132
|
0x84
|
SCTP
|
Stream Control Transmission Protocol
|
|
| 133
|
0x85
|
FC
|
光纤通道
|
|
| 134
|
0x86
|
RSVP-E2E-IGNORE
|
Reservation Protocol (RSVP) End-to-End Ignore
|
RFC 3175
|
| 135
|
0x87
|
Mobility Header
|
IPv6移动IP扩展头
|
RFC 6275
|
| 136
|
0x88
|
UDPLite
|
UDP-Lite
|
RFC 3828
|
| 137
|
0x89
|
MPLS-in-IP
|
封装于IP协议的多协议标签交换
|
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
|
0x8D
|
WESP
|
包装过的封装安全协议（ESP）
|
RFC 5840
|
| 142
|
0x8E
|
ROHC
|
Robust Header Compression
|
RFC 5856
|
| 143-252
|
0x8F-0xFC
|
未分配
|
| 253-254
|
0xFD-0xFE
|
用于实验和测试
|
RFC 3692
|
| 255
|
0xFF
|
保留
|
