What this means
The IEEE assigned the MA-L block 18104E to CEDINT-UPM. 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 18:10:4E, it is CEDINT-UPM hardware.
Frequently Asked Questions
Who owns MAC prefix 18104E?
18104E is registered to CEDINT-UPM 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. CEDINT-UPM's block covers 16,777,216 addresses.
What devices use 18104E?
Any network device with a MAC address starting 18:10:4E was manufactured by or for CEDINT-UPM.