On the left side of the CloudShare Viewer, from the Connectivity menu, select Connectivity Test:

The Connectivity Test popup will be displayed.

If this is the first time you are testing connectivity for the current browser, the Websocket and Speed tests will run automatically, and test results will be displayed:

To run the Speed test manually, near the lower right corner of the dialog, click Run Again:

Examine the results. A Websocket test that has run successfully will be have a green checkmark to the right. A test that has failed will have red checkmark. A Speed test will display the overall performance rating for the test.

Whenever possible, a suggestion will be provided in the dialog box on how to resolve a Connectivity Test failure.