What this means
The IEEE assigned the MA-M block 80A5797 to Siemens Energy Global GmbH & Co. KG. 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 80:A5:79:7, it is Siemens Energy Global GmbH & Co. KG hardware.
Frequently Asked Questions
Who owns MAC prefix 80A5797?
80A5797 is registered to Siemens Energy Global GmbH & Co. KG in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Siemens Energy Global GmbH & Co. KG's block covers 1,048,576 addresses.
What devices use 80A5797?
Any network device with a MAC address starting 80:A5:79:7 was manufactured by or for Siemens Energy Global GmbH & Co. KG.