What this means
The IEEE assigned the MA-L block 000304 to Pacific Broadband Communications. 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 00:03:04, it is Pacific Broadband Communications hardware.
Frequently Asked Questions
Who owns MAC prefix 000304?
000304 is registered to Pacific Broadband Communications 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. Pacific Broadband Communications's block covers 16,777,216 addresses.
What devices use 000304?
Any network device with a MAC address starting 00:03:04 was manufactured by or for Pacific Broadband Communications.