| 00:00:6F | MADGE NETWORKS LTD. | Madge Ltd. | 12 Feb 2004 |
| 00:00:C1 | Madge Networks Ltd. | Madge Ltd. | 12 Feb 2004 |
| 00:01:13 | OLYMPUS OPTICAL CO., LTD. | OLYMPUS CORPORATION | 12 Feb 2004 |
| 00:01:21 | RapidStream Inc. | Watchguard Technologies, Inc. | 12 Feb 2004 |
| 00:01:5D | Pirus Networks | Sun Microsystems, Inc | 12 Feb 2004 |
| 00:02:81 | Madge Networks Limited | Madge Ltd. | 12 Feb 2004 |
| 00:03:02 | Oasys Telecom, Inc. | Charles Industries, Ltd. | 12 Feb 2004 |
| 00:04:88 | Eurotherm Action Incorporated. | Eurotherm Controls | 12 Feb 2004 |
| 00:04:B6 | Tellumat (Pty) Ltd. | Stratex Networks, Inc. | 12 Feb 2004 |
| 00:04:C4 | Allen & Health Limited | Allen & Heath Limited | 12 Feb 2004 |
| 00:05:8E | Ahead Communications System GmbH | Flextronics International GmbH & Co. Nfg. KG | 12 Feb 2004 |
| 00:05:99 | PEI Electronics, Inc. | DRS Test and Energy Management or DRS-TEM | 12 Feb 2004 |
| 00:05:C2 | Digital Archway, Inc. | Soronti, Inc. | 12 Feb 2004 |
| 00:07:72 | Shanghai Bell Company Limited | Alcatel Shanghai Bell Co., Ltd. | 12 Feb 2004 |
| 00:07:A1 | Viasys Critical Care | VIASYS Healthcare GmbH | 12 Feb 2004 |
| 00:08:5E | PCO Computer Optics GmbH | PCO AG | 12 Feb 2004 |
| 00:0B:DB | ESG PCBA Test | Dell ESG PCBA Test | 12 Feb 2004 |
| 00:0C:6C | El Gato Software LLC | Elgato Systems LLC | 12 Feb 2004 |
| 00:0D:56 | PCBA Test | Dell PCBA Test | 12 Feb 2004 |
| 00:10:64 | DIGITAL EQUIPMENT CORP. | DNPG, LLC | 12 Feb 2004 |
| 00:10:BC | Nortel Networks | Aastra Telecom | 12 Feb 2004 |
| 00:20:5B | SKYLINE TECHNOLOGY | Kentrox, LLC | 12 Feb 2004 |
| 00:20:6B | MINOLTA CAMERA CO., LTD. | KONICA MINOLTA HOLDINGS, INC. | 12 Feb 2004 |
| 00:20:E0 | PREMAX ELECTRONICS, INC. | Actiontec Electronics, Inc. | 12 Feb 2004 |
| 00:30:17 | TERASTACK LTD. | BlueArc UK Ltd | 12 Feb 2004 |
| 00:30:AF | Honeywell Reqelsysteme GmbH | Honeywell GmbH | 12 Feb 2004 |
| 00:30:B1 | GOC GESELLSCHAFT FUR OPTISCHE | aXess-pro networks GmbH | 12 Feb 2004 |
| 00:50:AA | KONICA CORPORATION | KONICA MINOLTA HOLDINGS, INC. | 12 Feb 2004 |
| 00:50:E3 | TELEGATE | Terayon Communications Systems | 12 Feb 2004 |
| 00:60:DF | INRANGE TECHNOLOGIES CORP. | CNT Corporation | 12 Feb 2004 |
| 00:80:C2 | IEEE 802 COMMITTEE | IEEE 802.1 COMMITTEE | 12 Feb 2004 |
| 00:80:E9 | MADGE NETWORKS | Madge Ltd. | 12 Feb 2004 |
| 00:80:F0 | KYUSHU MATSUSHITA ELECTRIC CO. | Panasonic Communications Co., Ltd. | 12 Feb 2004 |
| 00:90:9C | COMBOX, LTD. | Terayon Communications Systems | 12 Feb 2004 |
| 00:90:C9 | PRODUCTIVITY ENHANCEMENT PRODUCTS., INC. | DPAC Technologies | 12 Feb 2004 |
| 00:A0:EB | FASTCOMM COMMUNICATIONS CORP. | Encore Networks | 12 Feb 2004 |
| 00:C0:69 | ADAPTIVE BROADBAND CORPORATION | Axxcelera Broadband Wireless | 12 Feb 2004 |
| 00:D0:2A | FLEXION SYSTEMS | Voxent Systems Ltd. | 12 Feb 2004 |
| 00:D0:88 | MAINSAIL NETWORKS, INC. | Terayon Communications Systems | 12 Feb 2004 |
| 00:E0:6F | TERAYON CORP. | Terayon Communications Systems | 12 Feb 2004 |
| 08:00:83 | SEIKO INSTRUM. AND ELECTRONICS | Seiko Instruments Inc. | 12 Feb 2004 |
| 08:00:86 | IMAGEN CORPORATION | KONICA MINOLTA HOLDINGS, INC. | 12 Feb 2004 |
| 00:01:4A | SONY COMPUTER SCIENCE LABS., I | Sony Corporation | 3 Apr 2004 |
| 00:03:FF | Connectix | Microsoft Corporation | 3 Apr 2004 |
| 00:0F:20 | WW Ops | Hewlett Packard | 3 Apr 2004 |
| 00:60:99 | LAN MEDIA CORPORATION | SBE, Inc. | 3 Apr 2004 |
| 00:A0:65 | NEXLAND, INC. | Symantec Corporation | 3 Apr 2004 |
| 00:A0:80 | ANTARES MICROSYSTEMS | SBE, Inc. | 3 Apr 2004 |
| 00:02:EA | Videonics, Inc. | Focus Enhancements | 5 Jun 2004 |
| 00:20:BC | JTEC PTY LTD. | Long Reach Networks Pty Ltd | 5 Jun 2004 |
| 00:40:17 | XCD INC. | TROY Group, Inc. | 5 Jun 2004 |
| 00:50:58 | VEGASTREAM LIMITED | VegaStream Limted | 5 Jun 2004 |
| 00:60:4C | SAT | SAGEM SA | 5 Jun 2004 |
| 00:90:9D | GSE SYSTEMS, INC. | NovaTech Process Solutions, LLC | 5 Jun 2004 |
| 00:E0:22 | MEDIALIGHT INC. | Analog Devices Inc. | 5 Jun 2004 |
| 00:11:85 | WW Ops | Hewlett Packard | 15 Jun 2004 |
| 00:10:95 | Thomson multimedia Inc. | Thompson Inc. | 30 Jun 2004 |
| 00:20:1A | N-BASE SWITCH COMMUNICATIONS | MRV Communications, Inc. | 30 Jun 2004 |
| 00:D0:B8 | IOMEGA CORP. | Iomega Corporation | 30 Jun 2004 |
| 00:01:CB | NetGame, Ltd. | EVR | 24 Jul 2004 |
| 00:A0:01 | WATKINS-JOHNSON COMPANY | DRS Signal Solutions | 24 Jul 2004 |
| 00:A0:41 | LEYBOLD-INFICON | INFICON | 24 Jul 2004 |
| 00:01:44 | Cereva Networks, Inc. | EMC Corporation | 2 Sep 2004 |
| 00:10:13 | INDUSTRIAL COMPUTER SOURCE | Kontron | 2 Sep 2004 |
| 00:50:18 | ADVANCED MULTIMEDIA INTERNET TECHNOLOGY INC. | AMIT, Inc. | 2 Sep 2004 |
| 00:0A:6F | ZyTera Technologies Inc. | ZyFLEX Technologies Inc | 14 Sep 2004 |
| 00:50:D2 | BAE Systems Canada, Inc. | CMC Electronics Inc | 22 Sep 2004 |
| 00:00:CA | APPLITEK | ARRIS International | 10 Oct 2004 |
| 00:30:26 | HEITEL | HeiTel Digital Video GmbH | 10 Oct 2004 |
| 00:02:84 | Alstom T&D P&C | AREVA T&D | 21 Oct 2004 |
| 00:05:50 | Digi-Tech Communications Limited | Vcomms Limited | 21 Oct 2004 |
| 00:E0:26 | EASTMAN KODAK CO. | Redlake MASD LLC | 21 Oct 2004 |
| 00:30:4A | FRAUNHOFER INSTITUTE IMS | Fraunhofer IPMS | 26 Oct 2004 |
| 00:06:00 | Tokyo Electronic Industry Co., Ltd. | Toshiba Teli Corporation | 19 Nov 2004 |
| 00:0C:C8 | Integrated Digital Systems, Inc. | Xytronix Research & Design, Inc. | 19 Nov 2004 |
| 00:A0:21 | GENERAL DYNAMICS- | General Dynamics | 19 Nov 2004 |
| 00:13:13 | Guangzhou Post & Telecom Co.,ltd | GuangZhou Post & Telecom Equipment ltd | 15 Dec 2004 |