What devices use 78D4F19?

Any network device with a MAC address starting 78:D4:F1:9 was manufactured by or for shanghai baudcom communication device co.,ltd.

MA-M · OUI prefix

shanghai baudcom communication device co.,ltd

Q: Who owns MAC prefix 78D4F19?

78D4F19 is registered to shanghai baudcom communication device co.,ltd in the IEEE MA-M registry.

Any MAC address starting 78:D4:F1:9 is registered to shanghai baudcom communication device co.,ltd in CN.

OUI prefix	78D4F19
Vendor	shanghai baudcom communication device co.,ltd
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	78:D4:F1:9:00:00:00

What this means

The IEEE assigned the MA-M block 78D4F19 to shanghai baudcom communication device 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 78:D4:F1:9, it is shanghai baudcom communication device co.,ltd hardware.

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