What this means
The IEEE assigned the MA-L block 0090B6 to FIBEX SYSTEMS. 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 00:90:B6, it is FIBEX SYSTEMS hardware.
Frequently Asked Questions
Who owns MAC prefix 0090B6?
0090B6 is registered to FIBEX SYSTEMS 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. FIBEX SYSTEMS's block covers 16,777,216 addresses.
What devices use 0090B6?
Any network device with a MAC address starting 00:90:B6 was manufactured by or for FIBEX SYSTEMS.