What this means
The IEEE assigned the MA-L block 78BB5C to Nokia Solutions and Networks India Private Limited. 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 78:BB:5C, it is Nokia Solutions and Networks India Private Limited hardware.
Frequently Asked Questions
Who owns MAC prefix 78BB5C?
78BB5C is registered to Nokia Solutions and Networks India Private Limited 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. Nokia Solutions and Networks India Private Limited's block covers 16,777,216 addresses.
What devices use 78BB5C?
Any network device with a MAC address starting 78:BB:5C was manufactured by or for Nokia Solutions and Networks India Private Limited.