What this means
The IEEE assigned the MA-L block B42330 to Itron 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 B4:23:30, it is Itron Inc hardware.
Frequently Asked Questions
Who owns MAC prefix B42330?
B42330 is registered to Itron 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. Itron Inc's block covers 16,777,216 addresses.
What devices use B42330?
Any network device with a MAC address starting B4:23:30 was manufactured by or for Itron Inc.