What this means
The IEEE assigned the MA-L block 000634 to GTE Airfone 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 00:06:34, it is GTE Airfone Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 000634?
000634 is registered to GTE Airfone 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. GTE Airfone Inc.'s block covers 16,777,216 addresses.
What devices use 000634?
Any network device with a MAC address starting 00:06:34 was manufactured by or for GTE Airfone Inc..