What this means
The IEEE assigned the MA-M block 3043D74 to FIBERME COMMUNICATIONS LLC. 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 30:43:D7:4, it is FIBERME COMMUNICATIONS LLC hardware.
Frequently Asked Questions
Who owns MAC prefix 3043D74?
3043D74 is registered to FIBERME COMMUNICATIONS LLC in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. FIBERME COMMUNICATIONS LLC's block covers 1,048,576 addresses.
What devices use 3043D74?
Any network device with a MAC address starting 30:43:D7:4 was manufactured by or for FIBERME COMMUNICATIONS LLC.