What this means
The IEEE assigned the MA-L block 00028A to Ambit Microsystems Corporation. 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 00:02:8A, it is Ambit Microsystems Corporation hardware.
Frequently Asked Questions
Who owns MAC prefix 00028A?
00028A is registered to Ambit Microsystems Corporation 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. Ambit Microsystems Corporation's block covers 16,777,216 addresses.
What devices use 00028A?
Any network device with a MAC address starting 00:02:8A was manufactured by or for Ambit Microsystems Corporation.