What this means
The IEEE assigned the MA-L block 000B49 to RF-Link System Inc.. 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 00:0B:49, it is RF-Link System Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 000B49?
000B49 is registered to RF-Link System Inc. 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. RF-Link System Inc.'s block covers 16,777,216 addresses.
What devices use 000B49?
Any network device with a MAC address starting 00:0B:49 was manufactured by or for RF-Link System Inc..