What this means
The IEEE assigned the MA-L block 00151F to Multivision Intelligent Surveillance (Hong Kong) 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 00:15:1F, it is Multivision Intelligent Surveillance (Hong Kong) Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 00151F?
00151F is registered to Multivision Intelligent Surveillance (Hong Kong) 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. Multivision Intelligent Surveillance (Hong Kong) Ltd's block covers 16,777,216 addresses.
What devices use 00151F?
Any network device with a MAC address starting 00:15:1F was manufactured by or for Multivision Intelligent Surveillance (Hong Kong) Ltd.