Installing Data Exchange Layer Install the DXL client and brokers for the first time, or upgrade DXL from a previous version. System requirements Make sure that your system environment meets these requirements and that you have administrator rights. Data Exchange Layer network overviewThe Data Exchange Layer framework uses these network protocols and ports. Install DXL 3.1.0Follow these tasks if you are installing the DXL client and brokers for the first time on a system. Upgrade to DXL 3.1.0 Upgrade from a previous version of Data Exchange Layer.