It's taking a long time to launch any published application

0 users found this article helpful

Symptoms

Cause

UDP traffic is not allowed from the user's location. This is the network/firewall issue. The client will automatically attempt to use UDP and will fall back to TCP if it can’t (note that authentication, etc… still happens using TCP). That explains long start time of any published application

Workaround

Fastest solution will be just to disable Enable RDP UDP Data tunelling. In the Console go to the Gateway > Properties > Network tab:

alttext

Resolution

To make UDP connection possible you need to allow it in your network. By default, Remote Application Server is using the following UDP ports:

To make that sure that UDP is allowed you should see over the native RDP client:

alttext

Was this article helpful?

Tell us how we can improve it.