What this means
The IEEE assigned the MA-M block EC74CD2 to L.T.H. Electronics 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 EC:74:CD:2, it is L.T.H. Electronics Limited hardware.
Frequently Asked Questions
Who owns MAC prefix EC74CD2?
EC74CD2 is registered to L.T.H. Electronics Limited in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. L.T.H. Electronics Limited's block covers 1,048,576 addresses.
What devices use EC74CD2?
Any network device with a MAC address starting EC:74:CD:2 was manufactured by or for L.T.H. Electronics Limited.