Who owns MAC prefix 7C4F7D?

7C4F7D is registered to Sawwave in the IEEE MA-L registry.

What devices use 7C4F7D?

Any network device with a MAC address starting 7C:4F:7D was manufactured by or for Sawwave.

MA-L · OUI prefix

Sawwave

Any MAC address starting 7C:4F:7D is registered to Sawwave in KR.

OUI prefix	7C4F7D
Vendor	Sawwave
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	7C:4F:7D:00:00:00

What this means

The IEEE assigned the MA-L block 7C4F7D to Sawwave. 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 7C:4F:7D, it is Sawwave hardware.

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