What this means
The IEEE assigned the MA-L block 340B40 to MIOS ELETTRONICA SRL. 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 34:0B:40, it is MIOS ELETTRONICA SRL hardware.
Frequently Asked Questions
Who owns MAC prefix 340B40?
340B40 is registered to MIOS ELETTRONICA SRL 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. MIOS ELETTRONICA SRL's block covers 16,777,216 addresses.
What devices use 340B40?
Any network device with a MAC address starting 34:0B:40 was manufactured by or for MIOS ELETTRONICA SRL.