What this means
The IEEE assigned the MA-L block 00017C to AG-E GmbH. 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 00:01:7C, it is AG-E GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 00017C?
00017C is registered to AG-E GmbH 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. AG-E GmbH's block covers 16,777,216 addresses.
What devices use 00017C?
Any network device with a MAC address starting 00:01:7C was manufactured by or for AG-E GmbH.