What this means
The IEEE assigned the MA-L block 0005E1 to Trellis Photonics, Ltd.. 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 00:05:E1, it is Trellis Photonics, Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 0005E1?
0005E1 is registered to Trellis Photonics, Ltd. 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. Trellis Photonics, Ltd.'s block covers 16,777,216 addresses.
What devices use 0005E1?
Any network device with a MAC address starting 00:05:E1 was manufactured by or for Trellis Photonics, Ltd..