What this means
The IEEE assigned the MA-L block 00B009 to Grass Valley, A Belden Brand. 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 00:B0:09, it is Grass Valley, A Belden Brand hardware.
Frequently Asked Questions
Who owns MAC prefix 00B009?
00B009 is registered to Grass Valley, A Belden Brand 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. Grass Valley, A Belden Brand's block covers 16,777,216 addresses.
What devices use 00B009?
Any network device with a MAC address starting 00:B0:09 was manufactured by or for Grass Valley, A Belden Brand.