What this means
The IEEE assigned the MA-L block E8E875 to iS5 Communications 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 E8:E8:75, it is iS5 Communications Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix E8E875?
E8E875 is registered to iS5 Communications 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. iS5 Communications Inc.'s block covers 16,777,216 addresses.
What devices use E8E875?
Any network device with a MAC address starting E8:E8:75 was manufactured by or for iS5 Communications Inc..