What this means
The IEEE assigned the MA-L block E80959 to Guoguang Electric 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 E8:09:59, it is Guoguang Electric Co.,Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix E80959?
E80959 is registered to Guoguang Electric Co.,Ltd 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. Guoguang Electric Co.,Ltd's block covers 16,777,216 addresses.
What devices use E80959?
Any network device with a MAC address starting E8:09:59 was manufactured by or for Guoguang Electric Co.,Ltd.