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.Edit SIP proxy serversSelect Options > New SIP profile or Edit > Proxyserver.Proxy servers are intermediate servers between abrowsing service and its users used by some serviceproviders. These servers may provide additional securityand speed up access to the service.Select from the following:• Proxy server address — Enter the host name or IPaddress of the proxy server in use.• Realm — Enter the proxy server realm.• User name and Password — Enter your user name andpassword for the proxy server.• Allow loose routing — Select if loose routing isallowed.• Transport type — Select UDP, Automatic, or TCP.• Port — Enter the port number of the proxy server.Edit registration serversSelect Options > New SIP profile or Edit > Registrarserver.Select from the following:• Registrar server address — Enter the host name orIP address of the registrar server in use.• Realm — Enter the registrar server realm.• User name and Password — Enter your user name andpassword for the registrar server.• Transport type — Select UDP, Automatic, or TCP.• Port — Enter the port number of the registrar server.Configuration settingsSelect Menu > Ctrl. panel > Settings and Connection >Configurations. 123 Settings