What this means
The IEEE assigned the MA-L block 001691 to Moser-Baer AG. 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 00:16:91, it is Moser-Baer AG hardware.
Frequently Asked Questions
Who owns MAC prefix 001691?
001691 is registered to Moser-Baer AG 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. Moser-Baer AG's block covers 16,777,216 addresses.
What devices use 001691?
Any network device with a MAC address starting 00:16:91 was manufactured by or for Moser-Baer AG.