| Hexadecimal
|
Description (Notes)
|
0000-05DC
|
IEEE 802.3 Length Field
|
0101-01FF
|
Experimental; for development (conflicts with 802.3 length fields)
|
0200
|
Xerox PUP (conflicts with IEEE 802.3 length fields)
|
0201
|
Xerox PUP Address Translation (conflicts with IEEE 802.3 length fields)
|
0400
|
Nixdorf (Germany)
|
0600
|
Xerox XNS IDP
|
0660-0661
|
DLOG (Germany)
|
0800
|
DOD Internet Protocol (IP) *1 #2
|
0801
|
X.75 Internet
|
0802
|
NBS Internet
|
0803
|
ECMA Internet
|
0804
|
CHAOSnet
|
0805
|
X.25 Level 3
|
0806
|
Address Resolution Protocol (for IP and CHAOS)
|
0807
|
XNS Compatibility
|
081C
|
Symbolics Private
|
0888-088A
|
Xyplex
|
0900
|
Ungermann-Bass Network Debugger
|
0A00
|
Xerox IEEE 802.3 PUP
|
0A01
|
Xerox IEEE 802.3 PUP Address Translation
|
0BAD
|
Banyan VINES IP
|
0BAE
|
Banyan VINES Loopback
|
0BAF
|
Banyan VINES Echo
|
1000
|
Berkeley trailer negotiation
|
1001-100F
|
Berkeley trailer encapsulation for IP
|
1600
|
VALID system protocol
|
4242
|
PCS Basic Block Protocol
|
5208
|
BBN Simnet Private
|
6000
|
DEC unassigned
|
6001
|
DEC Maintenance Operation Protocol (MOP) Dump/Load Assistance
|
6002
|
DEC MOP Remote Console
|
6003
|
DEC DECnet Phase IV Route
|
6004
|
DEC Local Area Transport (LAT)
|
6005
|
DEC DECnet Diagnostics
|
6006
|
DEC Customer Protocol
|
6007
|
DEC Local-Area VAX Cluster (LAVC), SCA
|
6008
|
DEC unassigned
|
6009
|
DEC unassigned
|
6010-6014
|
3Com Corporation
|
7000
|
Ungermann-Bass (UB) Download
|
7001
|
UB diagnostic/loopback
|
7002
|
UB diagnostic/loopback
|
7020-7029
|
LRT (England)
|
7030
|
Proteon
|
7034
|
Cabletron
|
8003
|
Cronus VLN
|
8004
|
Cronus Direct
|
8005
|
HP Probe protocol
|
8006
|
Nestar
|
8008
|
AT&T
|
8010
|
Excelan
|
8013
|
Silicon Graphics diagnostic (obsolete)
|
8014
|
Silicon Graphics network games (obsolete)
|
8015
|
Silicon Graphics reserved type (obsolete)
|
8016
|
Silicon Graphics XNS NameServer, bounce server (obsolete)
|
8019
|
Apollo Computers
|
802E
|
Tymshare
|
802F
|
Tigan, Inc.
|
8035
|
Reverse Address Resolution Protocol (RARP) (Stanford)
|
8036
|
Aeonic Systems
|
8038
|
DEC LANBridge Management
|
8039-803C
|
DEC unassigned
|
803D
|
DEC Ethernet CSMA/CD Encryption Protocol
|
803E
|
DEC unassigned
|
803F
|
DEC LAN Traffic Monitor Protocol
|
8040-8042
|
DEC unassigned
|
8044
|
Planning Research Corporation
|
8046-8047
|
AT&T
|
8049
|
ExperData (France)
|
805B
|
Versatile Message Translation Protocol RFC 1045 (Stanford)
|
805C
|
Stanford V Kernel, production
|
805D
|
Evans & Sutherland
|
8060
|
Little Machines
|
8062
|
Counterpoint Computers
|
8065-8066
|
University of Massachusetts at Amherst
|
8067
|
Veeco Integrated Automation
|
8068
|
General Dynamics
|
8069
|
AT&T
|
806A
|
Autophon (Switzerland)
|
806C
|
ComDesign
|
806D
|
Compugraphic Corporation
|
806E-8077
|
Landmark Graphics Corporation
|
807A
|
Matra (France)
|
807B
|
Dansk Data Elektronik A/S
|
807C
|
University of Michigan
|
807D-807F
|
Vitalink Communications
|
8080
|
Vitalink TransLAN III Management
|
8081-8083
|
Counterpoint Computers
|
809B
|
Kinetics EtherTalk (AppleTalk over Ethernet)
|
809C-809E
|
Datability
|
809F
|
Spider Systems, Ltd.
|
80A3
|
Nixdorf Computers (West Germany)
|
80A4-80B3
|
Siemens Gammasonics, Inc.
|
80C0-80C3
|
Digital Communications Association, Inc.
|
80C1
|
DCA Data Exchange Cluster
|
80C4
|
Banyan VINES IP
|
80C5
|
Banyan VINES Echo
|
80C6
|
Pacer Software
|
80C7
|
Applitek Corporation
|
80C8-80CC
|
Intergraph Corporation
|
80CD-80CE
|
Harris Corporation
|
80CF-80D2
|
Taylor Instrument
|
80D3-80D4
|
Rosemount Corporation
|
80D5
|
IBM SNA Services over Ethernet
|
80DD
|
Varian Associates
|
80DE
|
Integrated Solutions Transparent Remote File System (TRFS)
|
80DF
|
Integrated Solutions
|
80E0-80E3
|
Allen-Bradley
|
80E4-80F0
|
Datability
|
80F2
|
Retix
|
80F3
|
Kinetics AppleTalk Address Resolution Protocol (AARP)
|
80F4-80F5
|
Kinetics
|
80F7
|
Apollo Computer
|
80FF-8103
|
Wellfleet Communications
|
8107-8109
|
Symbolics Private
|
8130
|
Hayes Microcomputer Products, Ltd. (formerly Waterloo Microsystems, Inc.)
|
8131
|
VG Laboratory Systems
|
8132-8136
|
Bridge Communications, Inc.
|
8137
|
Novell NetWare IPX (old)
|
8137-8138
|
Novell, Inc.
|
8139-813D
|
KTI
|
8148
|
Logicraft, Inc.
|
8149
|
Network Computing Devices
|
814A
|
Alpha Micro
|
814C
|
SNMP
|
814D-814E
|
BIIN
|
814F
|
Technically Elite Concepts, Inc.
|
8150
|
Rational Corporation
|
8151-8153
|
Qualcomm, Inc.
|
815C-815E
|
Computer Protocol Pty, Ltd.
|
8164-8166
|
Charles River Data Systems, Inc.
|
817D-818C
|
Protocol Engines, Inc.
|
818D
|
Motorola Computer X
|
819A-81A3
|
Qualcomm, Inc.
|
81A4
|
ARAI Bunkichi
|
81A5-81AE
|
RAD Network Devices
|
81B7-81B9
|
Xyplex
|
81CC-81D5
|
Apricot Computers
|
81D6-81DD
|
Artisoft, Inc.
|
81DE-81E0
|
Hewlett Packard
|
81E6-81EF
|
Polygon, Inc.
|
81F0-81F2
|
Comsat Laboratories
|
81F3-81F5
|
Science Applications International Corporation (SAIC)
|
81F6-81F8
|
VG Analytical, Ltd.
|
8203-8205
|
Quantum Software Systems, Ltd.
|
8221-8222
|
Ascom Banking Systems, Ltd.
|
823E-8240
|
Advanced Encryption Systems, Inc.
|
827F-8282
|
Athena Programming, Inc.
|
8263-826A
|
Charles River Data Systems
|
829A-829B
|
Institute for Industrial Information Technology, Ltd.
|
829C-82AB
|
Taurus Controls, Inc.
|
82AC-838F
|
Walker Richer & Quinn, Inc.
|
8390
|
LANSoft, Inc.
|
8391-8693
|
Walker Richer & Quinn, Inc.
|
8694-869D
|
Idea Courier
|
869E-86A1
|
Computer Network Technology Corporation
|
86A3-86AC
|
Gateway Communications, Inc.
|
86DB
|
SECTRA - Secure Transmission AB
|
86DE
|
Delta Controls, Inc.
|
86DF
|
USC-ISI
|
86E0-86EF
|
Landis & Gyr Powers, Inc.
|
8700-8710
|
Motorola, Inc.
|
8711-8720
|
Cray Communications
|
8725-8728
|
Phoenix Microsystems
|
8739-873C
|
Control Technology, Inc.
|
8755-8759
|
LANSoft, Inc.
|
875D-8766
|
University of Utah Dept./Computer Science
|
8A96-8A97
|
Invisible Software
|
9000
|
Loopback (Configuration Test Protocol)
|
9001
|
3Com (Bridge) XNS Systems Management
|
9002
|
3Com (Bridge) TCP/IP Systems Management
|
9003
|
3Com (Bridge) loop detect
|
FF00
|
BBN VITAL LANBridge cache wakeups
|
FF00-FF0F
|
ISC-Bunker Ramo
|
