What this means
The IEEE assigned the MA-L block 0019AB to Raycom 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 00:19:AB, it is Raycom CO ., LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 0019AB?
0019AB is registered to Raycom 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. Raycom CO ., LTD's block covers 16,777,216 addresses.
What devices use 0019AB?
Any network device with a MAC address starting 00:19:AB was manufactured by or for Raycom CO ., LTD.