What this means
The IEEE assigned the MA-L block 0007FB to Giga Stream UMTS Technologies GmbH. 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 00:07:FB, it is Giga Stream UMTS Technologies GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 0007FB?
0007FB is registered to Giga Stream UMTS Technologies GmbH 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. Giga Stream UMTS Technologies GmbH's block covers 16,777,216 addresses.
What devices use 0007FB?
Any network device with a MAC address starting 00:07:FB was manufactured by or for Giga Stream UMTS Technologies GmbH.