What this means
The IEEE assigned the MA-L block 000155 to Promise Technology, 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 00:01:55, it is Promise Technology, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 000155?
000155 is registered to Promise Technology, 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. Promise Technology, Inc.'s block covers 16,777,216 addresses.
What devices use 000155?
Any network device with a MAC address starting 00:01:55 was manufactured by or for Promise Technology, Inc..