What this means
The IEEE assigned the MA-L block 000B1E to KAPPA opto-electronics 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 00:0B:1E, it is KAPPA opto-electronics GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 000B1E?
000B1E is registered to KAPPA opto-electronics 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. KAPPA opto-electronics GmbH's block covers 16,777,216 addresses.
What devices use 000B1E?
Any network device with a MAC address starting 00:0B:1E was manufactured by or for KAPPA opto-electronics GmbH.