What this means
The IEEE assigned the MA-M block 7CCBE2A to Shanghai Institute of Applied Physics, Chinese Academy of Sciences. 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 7C:CB:E2:A, it is Shanghai Institute of Applied Physics, Chinese Academy of Sciences hardware.
Frequently Asked Questions
Who owns MAC prefix 7CCBE2A?
7CCBE2A is registered to Shanghai Institute of Applied Physics, Chinese Academy of Sciences 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. Shanghai Institute of Applied Physics, Chinese Academy of Sciences's block covers 1,048,576 addresses.
What devices use 7CCBE2A?
Any network device with a MAC address starting 7C:CB:E2:A was manufactured by or for Shanghai Institute of Applied Physics, Chinese Academy of Sciences.