0x000002 BBN [internal usage only, no longer used]:BBN: 0x00000C Cisco:cisco: 0x00000E Fujitsu:Fujitsu: 0x00000F NeXT:NeXT: 0x000010 Hughes LAN Systems (formerly Sytek):Hughes: 0x000011 Tektronix:Tektronix: 0x000015 Datapoint Corporation:Datapoint: 0x000018 Webster?:Webster?: 0x00001B Novell:Novell: 0x00001D Cabletron:Cabletron: 0x000020 Data Intdustrier AB (DIAB):DIAB: 0x000021 SC&C:SC&C: 0x000022 Visual Technology:Visual: 0x000029 IMC:IMC: 0x00002A TRW:TRW: 0x00003C Auspex:Auspex: 0x00003D AT&T:ATT: 0x000044 Castelle:Castelle: 0x000046 ISC-Bunker Ramo, An Olivetti Company: ISC: 0x000049 Apricot Ltd.:Apricot: 0x00004B A.P.T. Appletalk WAN router:APT: 0x00004F Logicraft 386-Ware P.C. Emulator:Logiccraft: 0x000052 ODS:ODS: 0x000055 AT&T:ATT: 0x00005A Schneider & Koch in Europe (and Syskonnect outside of Europe):SK: 0x00005A Xerox 806 (unregistered):Xerox: 0x00005D RCE:RCE: 0x00005E U.S. Department of Defense (IANA):DOD: 0x000062 Honeywell:Honeywell: 0x000065 Network General:NetGen: 0x000069 Silicon Graphics? (SG):SG?: 0x00006B MIPS:MIPS: 0x00006E Artisoft, Inc.:Artisoft: 0x000077 MIPS?, Interphase?:MIPS?: 0x000079 Novell?:Novell?: 0x00007A Ardent:Arednt: 0x00007B Research Machines:Research: 0x00007D Harris (3M) (old):Harris: 0x00007F Linotronic:Linotronic: 0x000080 Imagen? [Also shows as "Harris (3M) (new)" elsewhere]:Imagen?: 0x000081 Synoptics:Synoptics: 0x000084 Aquila?, ADI Systems Inc.?:Aquila?: 0x000086 Gateway?, Megahertz Corporation?:Gateway?: 0x000089 Cayman Systems Gatorbox:Cayman: 0x00008E Jupiter?, Solbourne?:Jupiter?: 0x000093 Proteon:Proteon: 0x000094 Asante [Macintosh]:Asante: 0x000095 Sony/Tektronix:Sony: 0x000097 Epoch:Epoch: 0x000098 Cross Com:Cross: 0x00009F Ameristar Technology:Ameristar: 0x0000A0 Sanyo Electronics:Sanyo: 0x0000A2 Wellfleet:Wellfleet: 0x0000A3 Network Application Technology (NAT):NAT: 0x0000A4 Acorn:Acorn: 0x0000A5 Compatible Systems Corporation:Compatible: 0x0000A6 Network General [internal assignment, not for products]:NetGen: 0x0000A7 Network Computing Devices (NCD):NCD: 0x0000A8 Stratus Computer, Inc.:Stratus: 0x0000A9 Network Systems:NetSys: 0x0000AA Xerox:Xerox: 0x0000AC Apollo:Apollo: 0x0000AF Nuclear Data "Acquisition Interface Modules (AIM)":Nuclear: 0x0000B0 RND (RAD Network Devices):RND: 0x0000B3 CIMLinc:CIMLinc: 0x0000B5 Datability "Terminal Servers":Datability: 0x0000B7 Dove "Fastnet":Dove: 0x0000BB ??? seems to speak appletalk:???: 0x0000BC Allen-Bradley:AB: 0x0000C0 Western Digital now Standard Microsystems Corp. (SMC):SMC: 0x0000C6 HP Intelligent Networks Operation (formerly Eon Systems):HP: 0x0000C8 Altos:Altos: 0x0000C9 Emulex Terminal Servers:Emulex: 0x0000D0 Develcon Electronics, Ltd.:Develcon: 0x0000D1 Adaptec, Inc. "Nodem" product:Adaptec: 0x0000D7 Dartmouth College [NED Router]:Dartmouth : 0x0000D8 3Com? Novell? [PS/2]:3com?: 0x0000DD Gould:Gould: 0x0000DE Unigraph:Unigraph: 0x0000E2 Acer Counterpoint:Acer: 0x0000E8 Accton Technology Corporation:Accton: 0x0000EE Network Designers Limited?:NDL?: 0x0000EF Alantec:Alantec: 0x0000F0 Samsung:Samsung: 0x0000F3 Gandalf:Gandalf: 0x0000F4 Allied Telesis, Inc.:Allied: 0x0000F6 Applied Microsystems Corp. (AMC):AMC: 0x0000FD High Level Hardware (Orion, UK):HLH: 0x000102 BBN (not registered):BBN: 0x000143 IEEE 802:IEEE 802: 0x000163 National Datacomm Corporation (NDC):NDC: 0x000168 Wandel & Goltermann (W&G):W&G: 0x0001C8 Thomas Conrad Corp.:TCC: 0x000852 Technically Elite Concepts:TEC: 0x001700 Kabel:Kabel: 0x004010 Sonic Mac Ethernet interfaces:Sonic: 0x00402B TriGem:TriGem: 0x0040C5 Micom Communications Corp.:Micom: 0x0040C8 Milan Technology Corp.:Milan: 0x00608C 3Com (1990 onwards):3com: 0x00800F Standard Microsystem Corp. (SMC):SMC: 0x008010 Commodore:Commodore: 0x008017 PFU:PFU: 0x008019 Dayna Communications "Etherprint" product:Dayna : 0x00801B Kodiak Technology:Kodiak: 0x008021 Newbridge Networks Corporation:NNC: 0x008024 Kalpana:Kalpana: 0x008029 Microdyne Corporation:Microdyne: 0x00802D Xylogics, Inc. "Annex terminal servers":Xylogics: 0x00802E Plexcom, Inc.:Plexcom: 0x008034 SMT-Goupil:SMT: 0x008035 Technology Works:TechWorks: 0x00803E Synernetics:Synernetics: 0x008051 ADC Fibermux:ADC: 0x008052 Network Professor:NetProf: 0x00805C Agilis?:Agilis?: 0x00807C FiberCom:FiberCom: 0x008087 Okidata:Okidata: 0x00808C Frontier Software Development:Frontier: 0x008096 Human Designed Systems (HDS) X terminals:HDS: 0x0080A1 Microtest:Microtest: 0x0080A3 Lantronix:Lantronix: 0x0080B2 Network Equipment Technologies (NET):NET: 0x0080C7 Xircom, Inc.:Xircom: 0x0080C8 D-Link [also Solectek Pocket Adapters]:DLink: 0x0080D0 Computer Products International:CPI: 0x0080D3 Shiva [Appletalk-Ethernet interface]:Shiva: 0x0080D4 Chase Limited:Chase: 0x0080D8 Network Peripherals:NetPeriph: 0x0080F1 Opus:Opus: 0x0080F7 Zenith Communications Products:Zenith: 0x00AA00 Intel:Intel: 0x00B0D0 Computer Products International:CPI: 0x00DD00 Ungermann-Bass [IBM RT]:UBass: 0x00DD01 Ungermann-Bass:UBass: 0x00EFE5 IBM (3Com card) : IBM: 0x020406 BBN (not registered):BBN: 0x020701 MICOM/Interlan [DEC (UNIBUS or QBUS),Apollo,cisco]:MICOM: 0x026060 3Com:3com: 0x026086 Satelcom MegaPac (UK):Satelcom: 0x02608C 3Com [IBM PC,Imagen,Valid,cisco,Macintosh]:3com: 0x02CF1F CMC [Masscomp; Silicon Graphics; Prime EXL]:CMS : 0x02E6D3 BTI (Bus-Tech, Inc.) [IBM Mainframes]:BTI: 0x080001 Computer Vision:CompVision: 0x080002 3Com (formerly Bridge):3com: 0x080003 Advanced Computer Communications (ACC):ACC: 0x080005 Symbolics [LISP machines]:Symbolics: 0x080006 Siemens Nixdorf [PC clone]:Nixdorf: 0x080007 Apple:Apple: 0x080008 BBN:BBN: 0x080009 Hewlett-Packard:HP: 0x08000A Nestar Systems:Nestar: 0x08000B Unisys:Unisys: 0x08000D International Computers, Ltd. (ICL):ICL 0x08000E NCR/AT&T:NCR/ATT: 0x08000F Standard Microsystems Corp. (SMC):SMC: 0x080010 AT&T [misrepresentation of 800010?]:ATT?: 0x080011 Tektronix, Inc.:Tektronix: 0x080014 Excelan [BBN Butterfly, Masscomp, Silicon Graphics]:Excelan: 0x080017 National Semiconductor Corp. (NSC):NSC: 0x08001A Data General:DG: 0x08001B Data General:DG: 0x08001E Apollo:Apollo: 0x08001F Sharp:Sharp: 0x080020 Sun Microsystems:SUN: 0x080022 Nothing But Initials (NBI):NBI: 0x080023 Matsushita Denso:Matsushita: 0x080025 CDC:CDC: 0x080026 Norsk Data (Nord):Norsk: 0x080027 PCS Computer Systems GmbH:PCS: 0x080028 Texas Instruments (TI) [Explorer]:TI: 0x08002B Digital Equipment Corportation (DEC):DEC: 0x08002E Metaphor:Metaphor: 0x08002F Prime Computer [Prime 50-Series LHC300]:Prime: 0x080036 Intergraph [CAE stations]:Intergraph: 0x080037 Fujitsu-Xerox:Fuji/Xerox: 0x080038 Bull:Bull: 0x080039 Spider Systems:Spider: 0x08003B Torus Systems:Torus: 0x08003E Motorola [VME bus processor modules]:Motorola: 0x080041 Digital Comm. Assoc. (DCA):DCA: 0x080044 DAVID Systems, Inc. (DSI):DSI: 0x080045 maybe Xylogics, but they claim not to know this number:Xylogics: 0x080046 Sony:Sony: 0x080047 Sequent:Sequent: 0x080049 Univation:Univation: 0x08004C Encore:Encore: 0x08004E BICC:BICC: 0x080051 Experdata:Experdata: 0x080056 Stanford University:Stanford: 0x080057 Evans & Sutherland?: E&S?: 0x080058 ??? (DECsystem-20):DEC?: 0x08005A IBM:IBM: 0x080067 Comdesign:Comdesign: 0x080068 Ridge:Ridge: 0x080069 Silicon Graphics:SG: 0x08006A ATT?:ATT?: 0x08006E Excelan:Excelan: 0x080070 Mitsubishi:Mitsubishi: 0x080074 Casio:Casio: 0x080075 Danish Data Elektronik A/S (DDE):DDE: 0x080077 TSL (now Retix):Retix: 0x080079 Silicon Graphics:SG: 0x08007C Vitalink [TransLAN III]:Vitalink: 0x080080 XIOS:XIOS: 0x080081 Crosfield Electronics:Crosfield: 0x080083 Seiko Denshi:Seiko: 0x080086 Imagen/QMS:Imagen: 0x080087 Xyplex [terminal servers]:Xyplex: 0x080089 Kinetics [AppleTalk-Ethernet interface]:Kinetics: 0x08008B Pyramid:Pyramid: 0x08008D XyVision:XyVision: 0x08008E Tandem:Tandem: 0x080090 Retix, Inc. [Bridges]:Retix: 0x10005A IBM:IBM: 0x1000D4 Digital Equipment Corportation (DEC):DEC: 0x1000E0 Apple A/UX [modified addresses for licensing]:Apple: 0x400003 Novell?:Novell?: 0x484453 HDS?:HDS?: 0x800010 AT&T [misrepresented as 080010? One source claims this is correct]:ATT: 0xAA0000 DEC [obsolete]:DEC: 0xAA0001 DEC [obsolete]:DEC: 0xAA0002 DEC [obsolete]:DEC: 0xAA0003 DEC [Global physical address for some DEC machines]:DEC: 0xAA0004 DEC [Local logical address for systems running DECNET]:DEC: 0xC00000 Western Digital (may be reversed 00 00 C0?):Western: 0xFFFFFF *:*: