What this means
The IEEE assigned the MA-L block A42983 to Boeing Defence Australia. 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 A4:29:83, it is Boeing Defence Australia hardware.
Frequently Asked Questions
Who owns MAC prefix A42983?
A42983 is registered to Boeing Defence Australia 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. Boeing Defence Australia's block covers 16,777,216 addresses.
What devices use A42983?
Any network device with a MAC address starting A4:29:83 was manufactured by or for Boeing Defence Australia.