What this means
The IEEE assigned the MA-M block 7C83347 to ChengDU Yi Gong Intelligence 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 7C:83:34:7, it is ChengDU Yi Gong Intelligence Technology Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 7C83347?
7C83347 is registered to ChengDU Yi Gong Intelligence Technology Co., Ltd. in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. ChengDU Yi Gong Intelligence Technology Co., Ltd.'s block covers 1,048,576 addresses.
What devices use 7C83347?
Any network device with a MAC address starting 7C:83:34:7 was manufactured by or for ChengDU Yi Gong Intelligence Technology Co., Ltd..