What this means
The IEEE assigned the MA-M block F4979D0 to Tardis Technology. 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 F4:97:9D:0, it is Tardis Technology hardware.
Frequently Asked Questions
Who owns MAC prefix F4979D0?
F4979D0 is registered to Tardis Technology 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. Tardis Technology's block covers 1,048,576 addresses.
What devices use F4979D0?
Any network device with a MAC address starting F4:97:9D:0 was manufactured by or for Tardis Technology.