What this means
The IEEE assigned the MA-L block E4842B to HANGZHOU SOFTEL OPTIC CO., 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 E4:84:2B, it is HANGZHOU SOFTEL OPTIC CO., LTD hardware.
Frequently Asked Questions
Who owns MAC prefix E4842B?
E4842B is registered to HANGZHOU SOFTEL OPTIC CO., 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. HANGZHOU SOFTEL OPTIC CO., LTD's block covers 16,777,216 addresses.
What devices use E4842B?
Any network device with a MAC address starting E4:84:2B was manufactured by or for HANGZHOU SOFTEL OPTIC CO., LTD.