What this means
The IEEE assigned the MA-L block 000138 to XAVi Technologies Corp.. 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 00:01:38, it is XAVi Technologies Corp. hardware.
Frequently Asked Questions
Who owns MAC prefix 000138?
000138 is registered to XAVi Technologies Corp. 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. XAVi Technologies Corp.'s block covers 16,777,216 addresses.
What devices use 000138?
Any network device with a MAC address starting 00:01:38 was manufactured by or for XAVi Technologies Corp..