What this means
The IEEE assigned the MA-L block C81739 to ITEL MOBILE LIMITED. 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 C8:17:39, it is ITEL MOBILE LIMITED hardware.
Frequently Asked Questions
Who owns MAC prefix C81739?
C81739 is registered to ITEL MOBILE LIMITED 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. ITEL MOBILE LIMITED's block covers 16,777,216 addresses.
What devices use C81739?
Any network device with a MAC address starting C8:17:39 was manufactured by or for ITEL MOBILE LIMITED.