Remote desktop connection stopped working

To resolve this issue, ensure that the Gateway Port, which is configured in the Remote Control settings, has been added to the exceptions list of the firewall on the server. If you are unable to connect, you can be sure that this issue is caused due to the restrictions on the firewall. Telnet Desktop_Central_Server_IP Remote_Control_Gateway_PortДЇor example, telnet 192.168.110.23 8443. Execute the following command in the Command Prompt window: Try to establish connection to the Desktop Central server from the agent and the viewer machine, using Telnet. To verify if this issue is caused due to restrictions on the firewall, follow the steps mentioned below: (The smaller the better for bandwidth issues.) If you have multiple monitors. At the command prompt, type qwinsta, and then press Enter. Use the qwinsta tool to view the listener status on the Remote Desktop server: On the Remote Desktop server, click Start, click Run, type cmd, and then click OK. Note: Viewer computer need not be the computer where the Desktop Central server is installed, since Desktop Central's web based UI can be access from any computer. Adjust the Display resolution to 1920 x 1080 or smaller, as it works for you. Use an RDP client, such as Remote Desktop Connection, to establish a remote connection to the Remote Desktop server. Viewer machine, refers to computer from which the communication is being established. Communication between the viewer machine and the Desktop Central server might be blocked.Communication between the Desktop Central agent and the server might be blocked by the firewall on the Desktop Central server.You are unable to establish a remote session because the communication might be blocked on the firewall as explained below: You are trying to establish connection with a remote computer and you get an error 'Unable to establish connection with the agent!', or 'Unable to establish connection with the Desktop Central server'.

Remote desktop connection stopped working