networks. This setting is not available unless you selectShow WLAN availability > Yes.To set the device to test the internet capability of theselected WLAN automatically, to ask for permission everytime, or to never perform the connectivity test, selectInternet connectivity test > Run automatically, Askevery time, or Never run. If you select Runautomatically or allow the test to be performed when thedevice asks for it, and the connectivity test is performedsuccessfully, the access point is saved to internetdestinations.To check the unique media access control (MAC) addressthat identifies your device, enter *#62209526# in thehome screen. The MAC address is displayed.WLAN security settingsSelect Menu > Ctrl. panel > Settings and Connection >Destinations > Access point, and follow the instructionson the display.To edit a wireless LAN (WLAN) access point, open one ofthe access point groups, and select an access point markedwith .To enter the settings for the selected security mode, selectWLAN security settings.Session initiation protocol(SIP) settingsSelect Menu > Ctrl. panel > Settings and Connection >SIP settings.The session initiation protocol (SIP) is used for creating,modifying, and terminating certain types ofcommunication sessions with one or more participants(network service). SIP profiles include settings for thesesessions. The SIP profile used by default for acommunication session is underlined.To create a SIP profile, select Options > New SIPprofile > Use default profile or Use existing profile.To select the SIP profile you want to use by default forcommunication sessions, select Options > Defaultprofile.Edit SIP profilesSelect Menu > Ctrl. panel > Settings and Connection >SIP settings.Select Options > Edit and from the following:• Profile name — Enter a name for the SIP profile.• Service profile — Select IETF or Nokia 3GPP.• Default destination — Select the destination to usefor the internet connection.• Default access point — Select the access point to usefor the internet connection.• Public user name — Enter your user name providedby your service provider.• Use compression — Select if compression is used.• Registration — Select the registration mode.• Use security — Select if security negotiation is used.• Proxy server — Enter the proxy server settings for thisSIP profile.• Registrar server — Enter the registration serversettings for this SIP profile. 99 Settings