What this means
The IEEE assigned the MA-L block 1C7328 to Connected Home. 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 1C:73:28, it is Connected Home hardware.
Frequently Asked Questions
Who owns MAC prefix 1C7328?
1C7328 is registered to Connected Home 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. Connected Home's block covers 16,777,216 addresses.
What devices use 1C7328?
Any network device with a MAC address starting 1C:73:28 was manufactured by or for Connected Home.