Make calls34Call durationTo monitor the approximate duration of your incomingand outgoing calls, press , and select Log > Callduration.Note: The actual time invoiced for calls by yourservice provider may vary, depending on networkfeatures, rounding off for billing, and so forth.To drop a participant, select Options > Clear timers. Forthis you need the lock code. See "Phone and SIM" in"Security" on page 109.Packet dataTo check the amount of data sent and received duringpacket data connections, press , and select Log >Packet data. For example, you may be charged for yourpacket data connections by the amount of data sent andreceived.Monitor all communication eventsIcons in Log:IncomingOutgoingMissed communicationeventsTo monitor all voice and videocalls, text messages, or dataconnections registered by thedevice, press , select Log,and press to open thegeneral log. For eachcommunication event, you can see the sender or recipientname, phone number, name of the service provider, oraccess point. You can filter the general log to view just onetype of event and create new contacts based on the loginformation.Tip: To view a list of sent messages, press , andselect Messaging > Sent.Subevents, such as a text message sent in more than onepart and packet data connections, are logged as onecommunication event. Connections to your mailbox,multimedia messaging centre, or Web pages are shown aspacket data connections.