What this means
The IEEE assigned the MA-L block ECF6BD to SNCF MOBILITÉS. 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 EC:F6:BD, it is SNCF MOBILITÉS hardware.
Frequently Asked Questions
Who owns MAC prefix ECF6BD?
ECF6BD is registered to SNCF MOBILITÉS 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. SNCF MOBILITÉS's block covers 16,777,216 addresses.
What devices use ECF6BD?
Any network device with a MAC address starting EC:F6:BD was manufactured by or for SNCF MOBILITÉS.