Appendix A List of Common IP
Protocol
Protocol No.
IP
ICMP
IGMP
GGP
IPINIP
TCP
EGP
IGP
PUP
UDP
HMP
XNS-IDP
RDP
GRE
ESP
AH
RVD
EIGRP
OSPF
0
Internet Protocol
1
Internet Protocol Message Protocol
2
Internet Group Management
3
Gateway-Gateway Protocol
4
IP in IP Tunnel Driver
6
Transmission Control Protocol
8
Exterior Gateway Protocol
9
Interior Gateway Protocol
9
PARC Universal Packet Protocol
17
User Datagram Protocol
20
Host Monitoring Protocol
22
Xerox NS IDP
27
Reliable Datagram Protocol
47
General Routing Encapsulation
50
Encap Security Payload
51
Authentication Header
66
MIT Remote Virtual Disk
88
Enhanced Interior Gateway Routing Protocol
89
Open Shortest Path First
Full name
53