What this means
The IEEE assigned the MA-L block 2051F5 to Earda Technologies 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 20:51:F5, it is Earda Technologies co Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 2051F5?
2051F5 is registered to Earda Technologies 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. Earda Technologies co Ltd's block covers 16,777,216 addresses.
What devices use 2051F5?
Any network device with a MAC address starting 20:51:F5 was manufactured by or for Earda Technologies co Ltd.