2.4 Support for HTTP/HTTPS proxy
Contact Desktop is also supported in http/https proxy environments.
To set up Contact Desktop in http/https proxy environments
1 Click on in the Contact Desktop login dialogue.

The following window appears:
2 Activate Use Proxy.
3 Enter the server and the port and, if necessary, activate HTTPS for the HTTPS proxy.
4 If the respective proxy requires authentication, activate the lower switch and enter your user name and password.