What this means
The IEEE assigned the MA-L block 000556 to 360 Systems. 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 00:05:56, it is 360 Systems hardware.
Frequently Asked Questions
Who owns MAC prefix 000556?
000556 is registered to 360 Systems 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. 360 Systems's block covers 16,777,216 addresses.
What devices use 000556?
Any network device with a MAC address starting 00:05:56 was manufactured by or for 360 Systems.