What this means
The IEEE assigned the MA-L block 38F8B7 to V2COM PARTICIPACOES S.A.. 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 38:F8:B7, it is V2COM PARTICIPACOES S.A. hardware.
Frequently Asked Questions
Who owns MAC prefix 38F8B7?
38F8B7 is registered to V2COM PARTICIPACOES S.A. 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. V2COM PARTICIPACOES S.A.'s block covers 16,777,216 addresses.
What devices use 38F8B7?
Any network device with a MAC address starting 38:F8:B7 was manufactured by or for V2COM PARTICIPACOES S.A..