Suppress session time-out
A server-side session ends if no requests are received from the client within a specified period. This period is specified in the Application Studio WebServices web.config file.
Select the 
                           		  
                           		  check box if you do not want the server session to time out. When this
                           		  parameter is selected, the client sends a 
                           		  keep alive request to the server twice a minute. 
                           		
In the DirectLink URL, the parameter is displayed as:
                           keepSession=[0/1] 
                           		       
By default, the value is 0.