What this means
The IEEE assigned the MA-L block E4922A to DBG HOLDINGS LIMITED. 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 E4:92:2A, it is DBG HOLDINGS LIMITED hardware.
Frequently Asked Questions
Who owns MAC prefix E4922A?
E4922A is registered to DBG HOLDINGS LIMITED 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. DBG HOLDINGS LIMITED's block covers 16,777,216 addresses.
What devices use E4922A?
Any network device with a MAC address starting E4:92:2A was manufactured by or for DBG HOLDINGS LIMITED.