What devices use 002278?

Any network device with a MAC address starting 00:22:78 was manufactured by or for Shenzhen Tongfang Multimedia Technology Co.,Ltd..

MA-L · OUI prefix

Shenzhen Tongfang Multimedia Technology Co.,Ltd.

Q: Who owns MAC prefix 002278?

002278 is registered to Shenzhen Tongfang Multimedia Technology Co.,Ltd. in the IEEE MA-L registry.

Any MAC address starting 00:22:78 is registered to Shenzhen Tongfang Multimedia Technology Co.,Ltd. in CN.

OUI prefix	002278
Vendor	Shenzhen Tongfang Multimedia Technology Co.,Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	00:22:78:00:00:00

What this means

The IEEE assigned the MA-L block 002278 to Shenzhen Tongfang Multimedia Technology Co.,Ltd.. 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 00:22:78, it is Shenzhen Tongfang Multimedia Technology Co.,Ltd. hardware.

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