What this means
The IEEE assigned the MA-L block 00E050 to EXECUTONE INFORMATION SYSTEMS, INC.. 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 00:E0:50, it is EXECUTONE INFORMATION SYSTEMS, INC. hardware.
Frequently Asked Questions
Who owns MAC prefix 00E050?
00E050 is registered to EXECUTONE INFORMATION SYSTEMS, INC. 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. EXECUTONE INFORMATION SYSTEMS, INC.'s block covers 16,777,216 addresses.
What devices use 00E050?
Any network device with a MAC address starting 00:E0:50 was manufactured by or for EXECUTONE INFORMATION SYSTEMS, INC..