What this means
The IEEE assigned the MA-L block B4F949 to optilink networks pvt ltd. 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 B4:F9:49, it is optilink networks pvt ltd hardware.
Frequently Asked Questions
Who owns MAC prefix B4F949?
B4F949 is registered to optilink networks pvt ltd 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. optilink networks pvt ltd's block covers 16,777,216 addresses.
What devices use B4F949?
Any network device with a MAC address starting B4:F9:49 was manufactured by or for optilink networks pvt ltd.