What this means
The IEEE assigned the MA-L block 000F03 to COM&C CO., 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 00:0F:03, it is COM&C CO., LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 000F03?
000F03 is registered to COM&C CO., 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. COM&C CO., LTD's block covers 16,777,216 addresses.
What devices use 000F03?
Any network device with a MAC address starting 00:0F:03 was manufactured by or for COM&C CO., LTD.