What this means
The IEEE assigned the MA-L block 00005C to TELEMATICS INTERNATIONAL INC.. 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 00:00:5C, it is TELEMATICS INTERNATIONAL INC. hardware.
Frequently Asked Questions
Who owns MAC prefix 00005C?
00005C is registered to TELEMATICS INTERNATIONAL INC. 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. TELEMATICS INTERNATIONAL INC.'s block covers 16,777,216 addresses.
What devices use 00005C?
Any network device with a MAC address starting 00:00:5C was manufactured by or for TELEMATICS INTERNATIONAL INC..