What this means
The IEEE assigned the MA-L block 02BB01 to OCTOTHORPE CORP.. 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 02:BB:01, it is OCTOTHORPE CORP. hardware.
Frequently Asked Questions
Who owns MAC prefix 02BB01?
02BB01 is registered to OCTOTHORPE CORP. 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. OCTOTHORPE CORP.'s block covers 16,777,216 addresses.
What devices use 02BB01?
Any network device with a MAC address starting 02:BB:01 was manufactured by or for OCTOTHORPE CORP..