What this means
The IEEE assigned the MA-L block 0080C3 to BICC INFORMATION SYSTEMS & SVC. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 00:80:C3, it is BICC INFORMATION SYSTEMS & SVC hardware.
Frequently Asked Questions
Who owns MAC prefix 0080C3?
0080C3 is registered to BICC INFORMATION SYSTEMS & SVC in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. BICC INFORMATION SYSTEMS & SVC's block covers 16,777,216 addresses.
What devices use 0080C3?
Any network device with a MAC address starting 00:80:C3 was manufactured by or for BICC INFORMATION SYSTEMS & SVC.