The Hirschmann MAR1030-4TTTTTTTTTTTTTTTTTTTTTTTTTSGGHPHH09.1.00 Ethernet Switch is a Hirschmann-made Ethernet switch identified by its MAR1030-4TTTTTTTTTTTTTTTTTTTTTTTTTSGGHPHH09.1.00 model number. It serves to forward Ethernet frames between connected devices on a local network.
