T o o l s70 Copyright © 2006 Nokia. All rights reserved.SIP settingsSession Initiation Protocol (SIP)profiles include the settings forcommunications sessions using SIP,such as push to talk calls. To view,create, and edit SIP profiles, selectMenu > Tools > Settings >Connection > SIP settings.Data callThe Data call settings affect allaccess points that use a GSM datacall.Select Menu > Tools > Settings >Connection > Data call and from thefollowing options:Online time — to set the data call todisconnect automatically after atime-out if there is no activity. Toenter a time-out, select Userdefined, and enter the time inminutes. If you select Unlimited, thedata call is not disconnectedautomatically.ConfigurationsCertain functions, such as Webbrowsing and multimediamessaging, may requireconfiguration settings. You mayreceive the settings from yourservice provider. See "Configurationsettings service" on page ix.To view the list of configurationssaved to your phone, select Menu >Tools > Settings > Connection >Configurations. To delete aconfiguration, scroll to theconfiguration, press the joystick, andselect Delete.Date and timeTo define the date and time used inyour phone, and change the dateand time format and separators,select Menu > Tools > Settings >Date and time and from thefollowing options:Time and Date — to set the time anddate.Time zone — to set the time zone ofyour location. If you set Networkoperator time > Auto-update, thelocal time is shown.Date format — to select the formatto display dates.Date separator — to select the dateseparator.Time format — to select between24-hour and 12-hour time format.Time separator — to select the timeseparator.Clock type — to select whether theanalog or digital clock is shown inthe standby or active standby mode.See "Clock" on page 55.Clock alarm tone — to select thealarm clock tone.Network operator time (networkservice) — to allow the network to