What this means
The IEEE assigned the MA-L block 002677 to DEIF A/S. 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 00:26:77, it is DEIF A/S hardware.
Frequently Asked Questions
Who owns MAC prefix 002677?
002677 is registered to DEIF A/S 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. DEIF A/S's block covers 16,777,216 addresses.
What devices use 002677?
Any network device with a MAC address starting 00:26:77 was manufactured by or for DEIF A/S.