What this means
The IEEE assigned the MA-L block 7876D9 to EXARA Group. 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 78:76:D9, it is EXARA Group hardware.
Frequently Asked Questions
Who owns MAC prefix 7876D9?
7876D9 is registered to EXARA Group 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. EXARA Group's block covers 16,777,216 addresses.
What devices use 7876D9?
Any network device with a MAC address starting 78:76:D9 was manufactured by or for EXARA Group.