/product-groups/trados-portfolio/groupshare/b/groupshare-blog/posts/sdl-trados-groupshare-2017-and-the-important-question-1327377963...which ports are required to be open? Often asked is which ports are required to open and why. The following table provides an overview of the standard ports that are relevant to work with SDL Trados GroupShare 2017: Port numberen-USTelligent Community 12 Non-Production