Nokia M5122 User Manual Copyright Nokia Networks Oy C33874002SE_A022 Installing M5122Before installing M5122, you may want to familiarise yourself withthe interfaces and indicator lights of M5122. From section 2.3, youwill find a step-by-step installation procedure, which shows thephysical installation of M5122.2.1 InterfacesM5122 has one ADSL line interface and four Ethernet interfaces(10Base-T). It also has a Command Line Interface (CLI) formanagement purposes. The ADSL line interface is compatible withITU-T G.992.1 specification.ADSL line (DSL)Ethernet ports(ETH-1, ETH-2,ETH-3, ETH-4)Command line interface (CLI)Mains connectorPower switchFigure 2 M5122 back panel2.2 Indicator lightsM5122 has eight indicator lights on the front panel: PWR, STA, COL,ETH-1, ETH-2, ETH-3, ETH-4, and DSL. STA indicator is red. Otherindicators are green.