Description of Hardware1-5The switch also includes key system and port indicators that simplify installation andnetwork troubleshooting. The front panel has LEDs for Ethernet link status/activityand VDSL link status, as well as system status indicators.The following figure shows the components of the VDSL Switch.Figure 1-2. VDSL Switch-VS2512A Front and Rear PanelsVDSL Splitter-VM2524 and VDSL Splitter-VM2548Accton’s VDSL Splitter-VM2524 and VDSL Splitter-VM2548 combine data and voicesignals for delivery over standard telephone cable to multiple users in residential orcommercial buildings. Data signals from the VDSL Switch port (rear panel) arecombined with phone signals from the PBX port (rear panel) and then passed tomultiple users over the VDSL Line port (front panel). The VDSL Splitter-VM2524 cansupport up to 24 line/users. The VDSL Splitter-VM2548 can support up to 48 line/users.Two VDSL Switch-VS2512A units can be connected to one VDSL Splitter-VM2524,or four can be connected to one VDSL Splitter-VM2548, with “Y” cables, via theVDSL Switch port.The switch is connected directly to your ISP with fiber optic cable.The RJ-21 PBX port on the rear panel connects to PBX/MDF equipment that leadsto your POTS (Plain Old Telephone Service) provider. The RJ-21 VDSL Line port onthe front panel connects to a punch-down block or patch panel that distributes phonelines to individual users in your building.VDSLVDSL PortStatusIndicatorsStacking PortsExpansion Slot1000BASE-T, 1000BASE-SX,100BASE-FX,or 10/100BASE-TX modules1000BASE-X GBIC,Console PortUse this for console connectionsPower SocketVDSL Connector (to Splitter)System StatusIndicatorsStacking MasterPush-buttonStacking MasterStatus IndicatorReset ButtonEthernet PortStatus IndicatorsVDSL Switch -VS2512AResetPowerStackingDiagMasterOnOffUp DownStackingVS2512AExpansion Module100-240V ~ 50-60 Hz 1AConsole2 3 4 5 6 7 8 9 10 11 12VDSL1ActivityLinkActivityLink/Speed1 2 3 4Ethernet