What this means
The IEEE assigned the MA-L block 005979 to Networked Energy Services. 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 00:59:79, it is Networked Energy Services hardware.
Frequently Asked Questions
Who owns MAC prefix 005979?
005979 is registered to Networked Energy Services 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. Networked Energy Services's block covers 16,777,216 addresses.
What devices use 005979?
Any network device with a MAC address starting 00:59:79 was manufactured by or for Networked Energy Services.