What this means
The IEEE assigned the MA-L block E4FAE4 to Shenzhen SDMC Technology CP,.LTD. 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:FA:E4, it is Shenzhen SDMC Technology CP,.LTD hardware.
Frequently Asked Questions
Who owns MAC prefix E4FAE4?
E4FAE4 is registered to Shenzhen SDMC Technology CP,.LTD 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. Shenzhen SDMC Technology CP,.LTD's block covers 16,777,216 addresses.
What devices use E4FAE4?
Any network device with a MAC address starting E4:FA:E4 was manufactured by or for Shenzhen SDMC Technology CP,.LTD.