What this means
The IEEE assigned the MA-L block 00001C to BELL TECHNOLOGIES. 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 00:00:1C, it is BELL TECHNOLOGIES hardware.
Frequently Asked Questions
Who owns MAC prefix 00001C?
00001C is registered to BELL TECHNOLOGIES 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. BELL TECHNOLOGIES's block covers 16,777,216 addresses.
What devices use 00001C?
Any network device with a MAC address starting 00:00:1C was manufactured by or for BELL TECHNOLOGIES.