What this means
The IEEE assigned the MA-L block C089AB to Commscope. 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 C0:89:AB, it is Commscope hardware.
Frequently Asked Questions
Who owns MAC prefix C089AB?
C089AB is registered to Commscope 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. Commscope's block covers 16,777,216 addresses.
What devices use C089AB?
Any network device with a MAC address starting C0:89:AB was manufactured by or for Commscope.