What this means
The IEEE assigned the MA-L block ECBBAE to Digivoice Tecnologia em Eletronica 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 EC:BB:AE, it is Digivoice Tecnologia em Eletronica Ltda hardware.
Frequently Asked Questions
Who owns MAC prefix ECBBAE?
ECBBAE is registered to Digivoice Tecnologia em Eletronica 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. Digivoice Tecnologia em Eletronica Ltda's block covers 16,777,216 addresses.
What devices use ECBBAE?
Any network device with a MAC address starting EC:BB:AE was manufactured by or for Digivoice Tecnologia em Eletronica Ltda.