What this means
The IEEE assigned the MA-L block 002177 to W. L. Gore & Associates. 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 00:21:77, it is W. L. Gore & Associates hardware.
Frequently Asked Questions
Who owns MAC prefix 002177?
002177 is registered to W. L. Gore & Associates 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. W. L. Gore & Associates's block covers 16,777,216 addresses.
What devices use 002177?
Any network device with a MAC address starting 00:21:77 was manufactured by or for W. L. Gore & Associates.