4
WatchGuard System Manager
XTP
36
XTP
DDP
37
Datagram Delivery Protocol
IDPR-CMTP
38
IDPR Control Message Transport Protocol
TP++
39
TP++ Transport Protocol
IL
40
IL Transport Protocol
SIP
41
Simple Internet Protocol
SDRP
42
Source Demand Routing Protocol
SIP-SR
43
SIP Source Route
SIP-FRAG
44
SIP Fragment
IDRP
45
Inter-Domain Routing Protocol
RSVP
46
Reservation Protocol
GRE
47
General Routing Encapsulation
MHRP
48
Mobile Host Routing Protocol
BNA
49
BNA
ESP
50
Encapsulated Security Payload
AH
51
Authentication Header
I-NLSP
52
Integrated Net Layer Security TUBA
SWIPE
53
IP with Encryption
NHRP
54
NBMA Next Hop Resolution Protocol
55-60
Unassigned
61
Any host internal protocol
CFTP
62
CFTP
63
Any local network
SAT-EXPAK
64
SATNET and Backroom EXPAK
KRYPTOLAN
65
Kryptolan
RVD
66
MIT Remote Virtual Disk Protocol
IPPC
67
Internet Pluribus Packet Core
68
Any distributed file system
SAT-MON
69
SATNET Monitoring
VISA
70
VISA Protocol
IPCV
71
Internet Packet Core Utility
CPNX
72
Computer Protocol Network Executive
CPHB
73
Computer Protocol Heart Beat
WSN
74
Wang Span Network
PVP
75
Packet Video Protocol
BR-SAT-MON
76
Backroom SATNET Monitoring
SUN-ND
77
SUN NDPROTOCOL-Temporary
WB-MON
78
WIDEBAND Monitoring
WB-EXPAK
79
WIDEBAND EXPAK
Keyword
Number
Protocol