What this means
The IEEE assigned the MA-L block 0022BC to JDSU France SAS. 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 00:22:BC, it is JDSU France SAS hardware.
Frequently Asked Questions
Who owns MAC prefix 0022BC?
0022BC is registered to JDSU France SAS 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. JDSU France SAS's block covers 16,777,216 addresses.
What devices use 0022BC?
Any network device with a MAC address starting 00:22:BC was manufactured by or for JDSU France SAS.