Cisco Catalyst 4948

276 Cisco LAN Switching Configuration Handbook
Table B-1 Registered IP Protocol Numbers, Keywords, Names, and Associated RFCs
Keyword Protocol References Number
ESP 50
Encap Security Payload
RFC 2406
AH 51
Authentication Header
RFC 2402
I-NLSP 52
Integrated Net Layer Security
TUBA
SWIPE 53
IP with Encryption
NARP 54
NBMA Address Resolution Protocol
RFC 1735
MOBILE 55
IP Mobility
RFC 2002
TLSP 56
Transport Layer Security Protocol
using Kryptonet key management
SKIP 57
SKIP
IPv6-ICMP 58
ICMP for IPv6
RFC 2463
IPv6-NoNxt 59
No Next Header for IPv6
RFC 2460
IPv6-Opts 60
Destination Options for IPv6
RFC 2460
Any host internal protocol 61
IANA
CFTP 62
CFTP
Any local network 63
IANA