What this means
The IEEE assigned the MA-L block 902083 to General Engine Management Systems 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 90:20:83, it is General Engine Management Systems Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 902083?
902083 is registered to General Engine Management Systems 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. General Engine Management Systems Ltd.'s block covers 16,777,216 addresses.
What devices use 902083?
Any network device with a MAC address starting 90:20:83 was manufactured by or for General Engine Management Systems Ltd..