What this means
The IEEE assigned the MA-L block 7866AE to ZTEC Instruments, 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 78:66:AE, it is ZTEC Instruments, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 7866AE?
7866AE is registered to ZTEC Instruments, 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. ZTEC Instruments, Inc.'s block covers 16,777,216 addresses.
What devices use 7866AE?
Any network device with a MAC address starting 78:66:AE was manufactured by or for ZTEC Instruments, Inc..