What this means
The IEEE assigned the MA-L block E8718D to Elsys Equipamentos Eletronicos Ltda. 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 E8:71:8D, it is Elsys Equipamentos Eletronicos Ltda hardware.
Frequently Asked Questions
Who owns MAC prefix E8718D?
E8718D is registered to Elsys Equipamentos Eletronicos Ltda 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. Elsys Equipamentos Eletronicos Ltda's block covers 16,777,216 addresses.
What devices use E8718D?
Any network device with a MAC address starting E8:71:8D was manufactured by or for Elsys Equipamentos Eletronicos Ltda.