What this means
The IEEE assigned the MA-L block EC7949 to FUJITSU LIMITED. 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 EC:79:49, it is FUJITSU LIMITED hardware.
Frequently Asked Questions
Who owns MAC prefix EC7949?
EC7949 is registered to FUJITSU LIMITED 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. FUJITSU LIMITED's block covers 16,777,216 addresses.
What devices use EC7949?
Any network device with a MAC address starting EC:79:49 was manufactured by or for FUJITSU LIMITED.