What this means
The IEEE assigned the MA-L block B058C4 to Broadcast Microwave Services, Inc. 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 B0:58:C4, it is Broadcast Microwave Services, Inc hardware.
Frequently Asked Questions
Who owns MAC prefix B058C4?
B058C4 is registered to Broadcast Microwave Services, Inc 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. Broadcast Microwave Services, Inc's block covers 16,777,216 addresses.
What devices use B058C4?
Any network device with a MAC address starting B0:58:C4 was manufactured by or for Broadcast Microwave Services, Inc.