What this means
The IEEE assigned the MA-L block 08C6B3 to QTECH LLC. 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 08:C6:B3, it is QTECH LLC hardware.
Frequently Asked Questions
Who owns MAC prefix 08C6B3?
08C6B3 is registered to QTECH LLC 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. QTECH LLC's block covers 16,777,216 addresses.
What devices use 08C6B3?
Any network device with a MAC address starting 08:C6:B3 was manufactured by or for QTECH LLC.