What this means
The IEEE assigned the MA-M block 9880BB7 to Guangdong-Hong Kong-Macao Greater Bay Area Research Innovation Institute for Nanotechnology. 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 98:80:BB:7, it is Guangdong-Hong Kong-Macao Greater Bay Area Research Innovation Institute for Nanotechnology hardware.
Frequently Asked Questions
Who owns MAC prefix 9880BB7?
9880BB7 is registered to Guangdong-Hong Kong-Macao Greater Bay Area Research Innovation Institute for Nanotechnology 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. Guangdong-Hong Kong-Macao Greater Bay Area Research Innovation Institute for Nanotechnology's block covers 1,048,576 addresses.
What devices use 9880BB7?
Any network device with a MAC address starting 98:80:BB:7 was manufactured by or for Guangdong-Hong Kong-Macao Greater Bay Area Research Innovation Institute for Nanotechnology.