To attain web access with a common URL, just download an agent, run it on a desktop you want to access, and go to a link generated by this agent. Get a one-click connection to desktops (of yours or your clients) from anywhere with a user-friendly personal account.
Let your clients forget about all the trouble with connection passwords. Just send an invitation and the connection will start automatically when your client accepts it. Integrate Getscreen.me into your infrastructure using ready-made proprietary plugins or by creating your own with public HTTP API.