What this means
The IEEE assigned the MA-M block 48E6C6B to Q-PAC. 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 48:E6:C6:B, it is Q-PAC hardware.
Frequently Asked Questions
Who owns MAC prefix 48E6C6B?
48E6C6B is registered to Q-PAC in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Q-PAC's block covers 1,048,576 addresses.
What devices use 48E6C6B?
Any network device with a MAC address starting 48:E6:C6:B was manufactured by or for Q-PAC.