What this means
The IEEE assigned the MA-L block 403668 to E&B TELECOM. 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 40:36:68, it is E&B TELECOM hardware.
Frequently Asked Questions
Who owns MAC prefix 403668?
403668 is registered to E&B TELECOM 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. E&B TELECOM's block covers 16,777,216 addresses.
What devices use 403668?
Any network device with a MAC address starting 40:36:68 was manufactured by or for E&B TELECOM.