Changing Data Call Parameters 856 Click Submit to save your changes.Note that each service provider (up to four) has its own associated ModemSettings profile. Changes made to one service provider will affect only thatparticular service provider.Changing Data CallParametersThis section explains how to configure Data Call Parameter settings. The data callparameters consist of Timeout Values for both automatic and manual calls, as wellas Bandwidth on Demand Parameters for Multilink calls.The Timeout Values are a useful means of controlling bandwidth efficiently whilekeeping telephone usage and Internet access costs down. If there is no networkactivity on a call for a specified amount of time, the call is automaticallydisconnected.The Bandwidth on Demand Parameters allow you to change the threshold (%)and time delays for adding and dropping the second modem channel of aMultilink call.A description of each setting is provided, followed by the configuration steps formaking changes. The Data Call Parameters window is shown in Figure 50.Figure 50 Data Call Parameters WindowUnderstanding Data CallParametersThe Data Call Parameters window contains the following fields: