What this means
The IEEE assigned the MA-L block C0B357 to Yoshiki Electronics Industry Ltd.. 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:B3:57, it is Yoshiki Electronics Industry Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix C0B357?
C0B357 is registered to Yoshiki Electronics Industry Ltd. 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. Yoshiki Electronics Industry Ltd.'s block covers 16,777,216 addresses.
What devices use C0B357?
Any network device with a MAC address starting C0:B3:57 was manufactured by or for Yoshiki Electronics Industry Ltd..