What this means
The IEEE assigned the MA-L block 348137 to UNICARD SA. 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 34:81:37, it is UNICARD SA hardware.
Frequently Asked Questions
Who owns MAC prefix 348137?
348137 is registered to UNICARD SA 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. UNICARD SA's block covers 16,777,216 addresses.
What devices use 348137?
Any network device with a MAC address starting 34:81:37 was manufactured by or for UNICARD SA.