What this means
The IEEE assigned the MA-L block 08EFAB to SAYME WIRELESS SENSOR NETWORK. 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 08:EF:AB, it is SAYME WIRELESS SENSOR NETWORK hardware.
Frequently Asked Questions
Who owns MAC prefix 08EFAB?
08EFAB is registered to SAYME WIRELESS SENSOR NETWORK 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. SAYME WIRELESS SENSOR NETWORK's block covers 16,777,216 addresses.
What devices use 08EFAB?
Any network device with a MAC address starting 08:EF:AB was manufactured by or for SAYME WIRELESS SENSOR NETWORK.