What this means
The IEEE assigned the MA-L block 98A7B0 to MCST ZAO. 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:A7:B0, it is MCST ZAO hardware.
Frequently Asked Questions
Who owns MAC prefix 98A7B0?
98A7B0 is registered to MCST ZAO 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. MCST ZAO's block covers 16,777,216 addresses.
What devices use 98A7B0?
Any network device with a MAC address starting 98:A7:B0 was manufactured by or for MCST ZAO.