What this means
The IEEE assigned the MA-L block 001AB5 to Home Network System. 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 00:1A:B5, it is Home Network System hardware.
Frequently Asked Questions
Who owns MAC prefix 001AB5?
001AB5 is registered to Home Network System 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. Home Network System's block covers 16,777,216 addresses.
What devices use 001AB5?
Any network device with a MAC address starting 00:1A:B5 was manufactured by or for Home Network System.