What this means
The IEEE assigned the MA-L block 001A7A to Lismore Instruments Limited. 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 00:1A:7A, it is Lismore Instruments Limited hardware.
Frequently Asked Questions
Who owns MAC prefix 001A7A?
001A7A is registered to Lismore Instruments Limited 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. Lismore Instruments Limited's block covers 16,777,216 addresses.
What devices use 001A7A?
Any network device with a MAC address starting 00:1A:7A was manufactured by or for Lismore Instruments Limited.