IGEL Linux v5 IGEL Linux v5 Manual Sessions RDP Global Mapping Current: COM Ports PDF Download PDF Download page COM Ports. Current page All pages COM Ports Menu path: Setup > Sessions > RDP > RDP Global > Mapping > COM PortsAs with locally connected mass storage devices, you can also map the thin client's local serial connections during an RDP session:Click on Enable Com Port Mapping.Add the required connection. If your device has an additional multiport PCI card, more than 2 connections may be available. If you would like signature pads, you must enable them beforehand under User Interface > Signature Pads. ×