Devices with MAC addresses that start with 00-A0-78 were manufactured by Marconi Communications

Device Manufacturer
Marconi Communications
Manufacturer Location
1000 Fore Drive
Warrendale PA 15086-7502
Estimated Devices using 00-A0-78
16,256,250
Estimated Total Devices From Mfg
48,768,750
Related MAC Addresses
00-20-48, 00-90-45