Decimal Keyword Protocol
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0 HOPOPT IPv6 Hop-by-Hop Option
1 ICMP
Internet Control Message
2 IGMP
Internet Group Management
3 GGP
Gateway-to-Gateway
4 IP
IP in IP (encapsulation)
5 ST
Stream
6 TCP
Transmission Control
7 CBT
CBT
8 EGP
Exterior Gateway Protocol
9 IGP
private interior gateway
10 BRM
BBN RCC Monitoring
11 NVP-II
Network Voice Protocol
12 PUP
PUP
13 ARGUS ARGUS
14 EMCON EMCON
15 XNET
Cross Net Debugger
16 CHAOS Chaos
17 UDP
User Datagram
18 MUX
Multiplexing
19 DCN-MEAS DCN Measurement
20 HMP
Host Monitoring
21 PRM
Packet Radio Measurement
22 XNS-IDP XEROX NS IDP
23 TRUNK-1 Trunk-1
24 TRUNK-2 Trunk-2
25 LEAF-1
Leaf-1
26 LEAF-2
Leaf-2
27 RDP
Reliable Data Protocol
28 IRTP
Internet Reliable Transaction
29 ISO-TP4
ISO Transport Class 4
30 NETBLT Bulk Data Transfer
31 MFE-NSP MFE Network Services
32 MERIT-INP MERIT Internodal Protocol
33 SEP
Sequential Exchange
34 3PC
Third Party Connect
35 IDPR
Inter-Domain Policy Routing Protocol
36 XTP
XTP
37 DDP
Datagram Delivery
38 IDPR-CMTP IDPR Control Message Transport Proto
39 TP++
TP++ Transport Protocol
40 IL
IL Transport Protocol
41 IPv6
Ipv6
42 SDRP
Source Demand Routing
43 IPv6-Route Routing Header for IPv6
62 IPv6-Frag
Fragment Header for IPv6
45 IDRP
Inter-Domain Routing
46 RSVP
Reservation Protocol
47 GRE
General Routing Encapsulation
62 MHRP
Mobile Host Routing Protocol
49 BNA
BNA
50 ESP
Encap Security Payload for IPv6
51 AH
Authentication Header for IPv6
52 I-NLSP
Integrated Net Layer Security
53 SWIPE
IP with Encryption
54 NARP
NBMA Address Resolution
55 MOBILE IP Mobility
Decimal Keyword Protocol
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56 TLSP
Transport Layer Security
using Kryptonet key
management
57 SKIP
SKIP
58 IPv6-ICMP ICMP for IPv6
59 IPv6-NoNxt No Next Header for IPv6
60 IPv6-Opts
Destination Options for IPv6
61
any host
internal protocol
62 CFTP
CFTP
63
any local network
64 SAT-EXPAK SATNET and Backroom EXPAK
65 KRYPTOLAN Kryptolan
66 RVD
MIT Remote Virtual Disk
67 IPPC
Internet Pluribus Packet Core
68
any distributed file system
69 SAT-MON SATNET Monitoring
70 VISA
VISA Protocol
71 IPCV
Internet Packet Core Utility
72 CPNX
Computer Protocol Network
Executive
73 CPHB
Computer Protocol Heart Beat
74 WSN
Wang Span Network
75 PVP
Packet Video Protocol
76 BR-SAT-MON Backroom SATNET Monitoring
77 SUN-ND SUN ND PROTOCOL-Temporary
78 WB-MON WIDEBAND Monitoring
79 WB-EXPAK WIDEBAND EXPAK
80 ISO-IP
ISO Internet Protocol
81 VMTP
VMTP
82
SECURE-VMTP
SECURE-VMTP
83 VINES
VINES
84 TTP
TTPord Protocol
85 NSFNET-IGP NSFNET-IGP
86 DGP
Dissimilar Gateway Protocol
87 TCF
TCF
88 EIGRP
EIGRP
89 OSPFIGP OSPFIGP
90 Sprite-RPC Sprite RPC Protocol
91 LARP
Locus Address Resolution
92 MTP
Multicast Transport Protocol
93 AX.25
AX.25 Frames
94 IPIP
P-within-IP Encapsulation
95 MICP
Mobile Internetworking Control
96 SCC-SP Semaphore Communications Sec.
97 ETHERIP Ethernet-within-IP Encapsulation
98 ENCAP Encapsulation Header
99
any private encryption scheme
100 GMTP GMTP
101 IFMP
Ipsilon Flow Management
102 PNNI
PNNI over IP
103 PIM
Protocol Independent Multicast
104 ARIS
ARIS
105 SCPS
SCPS
106 QNX
QNX
107 A/N
Active Networks
108 IPComp IP Payload Compression
109 SNP
Sitara Networks Protocol