What this means
The IEEE assigned the MA-L block 34CA81 to New H3C Intelligence Terminal Co., 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 34:CA:81, it is New H3C Intelligence Terminal Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 34CA81?
34CA81 is registered to New H3C Intelligence Terminal Co., 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. New H3C Intelligence Terminal Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 34CA81?
Any network device with a MAC address starting 34:CA:81 was manufactured by or for New H3C Intelligence Terminal Co., Ltd..