Extreme Networks, Inc. - MAC Prefix 5C0E8B (MA-L)

What this means

The IEEE assigned the MA-L block 5C0E8B to Extreme Networks, 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 5C:0E:8B, it is Extreme Networks, Inc. hardware.

Frequently Asked Questions

Who owns MAC prefix 5C0E8B?

5C0E8B is registered to Extreme Networks, 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. Extreme Networks, Inc.'s block covers 16,777,216 addresses.

What devices use 5C0E8B?

Any network device with a MAC address starting 5C:0E:8B was manufactured by or for Extreme Networks, Inc..

Other Extreme Networks, Inc. prefixes

Extreme Networks, Inc. holds 100 registered blocks in total.

OUI prefix	5C0E8B
Vendor	Extreme Networks, Inc.
Registry	MA-L (24-bit, large block)
Block size	16,777,216 addresses
Country	US
Other blocks by this vendor	100 total
Example MAC	5C:0E:8B:00:00:00