What this means
The IEEE assigned the MA-L block E874E6 to ADB Broadband Italia. 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 E8:74:E6, it is ADB Broadband Italia hardware.
Frequently Asked Questions
Who owns MAC prefix E874E6?
E874E6 is registered to ADB Broadband Italia 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. ADB Broadband Italia's block covers 16,777,216 addresses.
What devices use E874E6?
Any network device with a MAC address starting E8:74:E6 was manufactured by or for ADB Broadband Italia.