What this means
The IEEE assigned the MA-L block 504594 to Radisys. 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 50:45:94, it is Radisys hardware.
Frequently Asked Questions
Who owns MAC prefix 504594?
504594 is registered to Radisys 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. Radisys's block covers 16,777,216 addresses.
What devices use 504594?
Any network device with a MAC address starting 50:45:94 was manufactured by or for Radisys.