Cisco Catalyst 4948

280 Cisco LAN Switching Configuration Handbook
Table B-1 Registered IP Protocol Numbers, Keywords, Names, and Associated RFCs
Keyword Protocol References Number
IPX-in-IP 111
IPX in IP
RFC 1234
VRRP 112
Virtual Router Redundancy Protocol
RFC 2328
PGM 113
PGM Reliable Transport Protocol
Any 0-hop protocol 114
IANA
L2TP 115
Layer Two Tunneling Protocol
RFC 2661
DDX 116
D-II Data Exchange (DDX)
IATP 117
Interactive Agent Transfer Protocol
STP 118
Schedule Transfer Protocol
SRP 119
SpectraLink Radio Protocol
UTI 120
UTI
SMP 121
Simple Message Protocol
SM 122
SM
PTP 123
Performance Transparency Protocol
ISIS over IPv4 124
FIRE 125
CRTP 126
Combat Radio Transport Protocol