1 0x0000, IEEE802.3 Length Field
2 0x0060, Ethernet Loopback packet
4 0x0200, Xerox PUP packet
5 0x0201, Xerox PUP Addr Trans packet
6 0x0400, Nixdorf (conflicts with 802.3 Length Field)
9 0x0601, XNS Address Translation (3Mb only)
19 0x0807, XNS Compatability
20 0x0808, Frame Relay ARP
21 0x081C, Symbolics Private
23 0x08FF, G8BPQ AX.25 Ethernet Packet
24 0x0900, Ungermann-Bass net debugger
25 0x0A00, Xerox IEEE802.3 PUP packet
26 0x0A01, Xerox IEEE802.3 PUP Addr Trans packet
28 0x0BAE, VINES Loopback
30 0x1000, Berkeley Trailer nego
31 0x1001, Berkeley Trailer encapsulation for IP
32 0x1002, Berkeley Trailer encapsulation for IP
33 0x1003, Berkeley Trailer encapsulation for IP
34 0x1004, Berkeley Trailer encapsulation for IP
35 0x1005, Berkeley Trailer encapsulation for IP
36 0x1006, Berkeley Trailer encapsulation for IP
37 0x1007, Berkeley Trailer encapsulation for IP
38 0x1008, Berkeley Trailer encapsulation for IP
39 0x1009, Berkeley Trailer encapsulation for IP
40 0x100A, Berkeley Trailer encapsulation for IP
41 0x100B, Berkeley Trailer encapsulation for IP
42 0x100C, Berkeley Trailer encapsulation for IP
43 0x100D, Berkeley Trailer encapsulation for IP
44 0x100E, Berkeley Trailer encapsulation for IP
45 0x100F, Berkeley Trailer encapsulation for IP
46 0x1234, DCA - Multicast
48 0x1989, Artificial Horizons (\"Aviator\" dogfight simulator [on Sun])
49 0x1995, Datapoint Corporation (RCL lan protocol)
50 0x3C00, 3Com NBP virtual circuit datagram (like XNS SPP)
51 0x3C01, 3Com NBP System control datagram
52 0x3C02, 3Com NBP Connect request (virtual cct)
53 0x3C03, 3Com NBP Connect repsonse
54 0x3C04, 3Com NBP Connect complete
55 0x3C05, 3Com NBP Close request (virtual cct)
56 0x3C06, 3Com NBP Close response
57 0x3C07, 3Com NBP Datagram (like XNS IDP)
58 0x3C08, 3Com NBP Datagram broadcast
59 0x3C09, 3Com NBP Claim NetBIOS name
60 0x3C0A, 3Com NBP Delete Netbios name
61 0x3C0B, 3Com NBP Remote adaptor status
62 0x3C0C, 3Com NBP Remote adaptor response
63 0x3C0D, 3Com NBP Reset
64 0x4242, PCS Basic Block Protocol
65 0x424C, Information Modes Little Big LAN diagnostic
67 0x4C42, Information Modes Little Big LAN
69 0x6000, DEC Assigned proto
70 0x6001, DEC DNA Dump/Load
71 0x6002, DEC DNA Remote Console
72 0x6003, DEC DNA Routing
74 0x6005, DEC Diagnostics
75 0x6006, DEC Customer use
76 0x6007, DEC Systems Comms Arch
77 0x6008, DEC Unassigned
79 0x6010, 3Com Corporation
80 0x6011, 3Com Corporation
81 0x6012, 3Com Corporation
82 0x6013, 3Com Corporation
83 0x6014, 3Com Corporation
84 0x6558, Trans Ether Bridging
85 0x6559, Raw Frame Relay
86 0x7000, Ungermann-Bass download
87 0x7001, Ungermann-Bass NIUs
88 0x7002, Ungermann-Bass dia/loop
89 0x7003, Ungermann-Bass ??? (NMC to/from UB Bridge)
90 0x7005, Ungermann-Bass Bridge Spanning Tree
91 0x7007, OS/9 Microware
93 0x7020, LRT (England) (now Sintrom)
94 0x7021, LRT (England) (now Sintrom)
95 0x7022, LRT (England) (now Sintrom)
96 0x7023, LRT (England) (now Sintrom)
97 0x7024, LRT (England) (now Sintrom)
98 0x7025, LRT (England) (now Sintrom)
99 0x7026, LRT (England) (now Sintrom)
100 0x7027, LRT (England) (now Sintrom)
101 0x7028, LRT (England) (now Sintrom)
102 0x7029, LRT (England) (now Sintrom)
103 0x7030, Proteon / Racal-Interlan
104 0x7031, Prime NTS (Network Terminal Service)
107 0x8004, Cronus Direct
112 0x8013, SGI diagnostics
113 0x8014, SGI network games
115 0x8016, SGI bounce server
116 0x8019, Apollo Domain
120 0x8036, Aeonic Systems
121 0x8037, IPX (Novell Netware?)
122 0x8038, DEC LanBridge Management
124 0x803A, DEC Argonaut Console
126 0x803C, DEC DNS Naming Service
127 0x803D, DEC Ethernet CSMA/CD Encryption Protocol
128 0x803E, DEC Distributed Time Service
129 0x803F, DEC LAN Traffic Monitor Protocol
130 0x8040, 8040 DEC PATHWORKS DECnet NETBIOS Emulation
131 0x8041, DEC Local Area System Transport
132 0x8042, DEC unassigned
133 0x8044, Planning Research Corp.
136 0x8048, DEC Availability Manager for Distributed Systems DECamds (?)
138 0x805B, VMTP (Versatile Message Transaction Protocol, RFC-1045) (Stanford)
139 0x805C, Stanford V Kernel, version 6.0
140 0x805D, Evans & Sutherland
141 0x8060, Little Machines
142 0x8062, Counterpoint Computers
143 0x8065, Univ. of Mass. @ Amherst
144 0x8066, Univ. of Mass. @ Amherst
145 0x8067, Veeco Integrated Auto.
146 0x8068, General Dynamics
150 0x806D, Computgraphic Corp.
151 0x806E, Landmark Graphics Corp.
153 0x807B, Dansk Data Elektronik
154 0x807C, Merit Internodal
155 0x807D, Vitalink Communications
156 0x8080, Vitalink TransLAN III
157 0x8081, Counterpoint Computers
158 0x809B, Appletalk DDP
160 0x809F, Spider Systems Ltd.
161 0x80A3, Nixdorf Computers
162 0x80A4, Siemens Gammasonics Inc.
163 0x80C0, DCA Data Exchange Cluster
164 0x80C4, Banyan Systems
165 0x80C5, Banyan Systems
166 0x80C6, Pacer Software
167 0x80C7, Applitek Corporation
168 0x80C8, Intergraph Corporation
169 0x80CD, Harris Corporation
170 0x80CF, Taylor Instrument
171 0x80D3, Rosemount Corporation
172 0x80D5, IBM SNA Service on Ether
173 0x80DD, Varian Associates
174 0x80DE, Integrated Solutions TRFS
175 0x80E0, Allen-Bradley
178 0x80F3, AppleTalk Address Resolution Protocol (AARP)
180 0x80F7, Apollo Computer
181 0x80FF, Wellfleet Communications
182 0x8100, 802.1Q VLAN Extended Header
183 0x8101, Wellfleet Communications
184 0x8102, Wellfleet; BOFL (Breath OF Life) pkts [every 5-10 secs.]
185 0x8103, Wellfleet Communications
186 0x8107, Symbolics Private
188 0x8130, Hayes Microcomputers
189 0x8131, VG Laboratory Systems
190 0x8132, Bridge Communications
194 0x813F, M/MUMPS data sharing
195 0x8145, Vrije Universiteit (NL), Amoeba 4 RPC (obsolete)
196 0x8146, Vrije Universiteit (NL), FLIP (Fast Local Internet Protocol)
197 0x8147, Vrije Universiteit (NL) [reserved]
199 0x8149, Network Computing Devices
201 0x814C, SNMP over Ethernet (see RFC1089)
204 0x814F, Technically Elite Concept
205 0x8150, Rational Corp
207 0x815C, Computer Protocol Pty Ltd
208 0x8164, Charles River Data System
210 0x817E, SGI/Time Warner prop.
211 0x8180, HIPPI-FP encapsulation
212 0x8181, Spanning Tree Protocol (STP), HIPPI-ST
213 0x8182, Reserved for HIPPI-6400
214 0x8183, Reserved for HIPPI-6400
215 0x8184, Silicon Graphics prop.
216 0x818D, Motorola Computer
217 0x8191, PowerLAN NetBIOS/NetBEUI (PC)
219 0x81A4, ARAI Bunkichi
220 0x81A5, RAD Network Devices
222 0x81CC, Apricot Computers
228 0x81F6, VG Analytical
229 0x8203, Quantum Software
230 0x8221, Ascom Banking Systems
231 0x823E, Advanced Encryption Systems
232 0x827F, Athena Programming
233 0x8263, Charles River Data System
234 0x829A, Inst Ind Info Tech
235 0x829C, Taurus Controls
236 0x82AC, Walker Richer & Quinn
237 0x8390, Accton Technologies (unregistered)
238 0x852B, Talaris multicast
241 0x869E, Computer Network Tech
242 0x86A3, Gateway Communications
244 0x86DE, Delta Controls
247 0x86E0, Landis & Gyr Powers
249 0x8739, Control Technology Inc. RDP Without IP
250 0x873A, Control Technology Inc. Mcast Industrial Ctrl Proto.
251 0x873B, Control Technology Inc. Proprietary
252 0x873C, Control Technology Inc. Proprietary
253 0x876B, TCP/IP Compression
254 0x876C, IP Autonomous Systems
256 0x8808, IEEE Pause frame
257 0x8809, Slow Protocol
258 0x880B, PPP, Point-to-Point Protocol
259 0x880C, GSMP, General Switch Management Protocol
260 0x8820, Hitachi Cable (Optoelectronic Systems Laboratory)
261 0x883E, Web-cache coordination protocol
262 0x8847, MPLS Unicast traffic
263 0x8848, MPLS Multicast traffic
264 0x884c, MultiProtocol Over ATM
265 0x8856, Axis Communications AB proprietary bootstrap/config
266 0x8863, PPPoE Discovery Stage
267 0x8864, PPPoE Session Stage
268 0x8884, Frame-based ATM Transport over Ethernet
269 0x8888, HP LanProbe test?
270 0x888E, Port Access Entity
271 0x88A2, ATA over Ethernet
272 0x88BB, LWAPP, Light Weight Access Point Protocol
274 0x88CC, LLDP, Link Layer Discovery Protocol
275 0x88F7, IEEE 1588 Timesync
276 0x88FB, PRP Supervision
277 0x8906, Fibre Channel over Ethernet
278 0x8914, FCoE Initialization Protocol
279 0x8A96, Invisible Software
280 0x8E88, EAPOL, EAP over LAN
282 0x9001, 3Com(Bridge) XNS Systems Management
283 0x9002, 3Com(Bridge) TCP/IP Systems Management
284 0x9003, 3Com(Bridge) loopback detection
285 0x9100, VLAN Tag Protocol Identifier
286 0x9200, VLAN Tag Protocol Identifier
287 0xAAAA, DECNET? Used by VAX 6220 DEBNI
288 0xDADA, Ethertype DSA
289 0xFAF5, Sonix Arpeggio
290 0xFF00, BBN VITAL-LanBridge cache wakeups (?)