Samsung NP-NC20 User Guide - Page 116

 About the Username, Password, and Dial Number The username, password and dial number used here do not refer to the ones used by the mobile phone user. They refer to the unique username, password and phone number of the mobile phone operator that are required to make the connection. Ask your mobile phone operator about them.  When an AP name is required to connect to the Internet An APN (AP Name) may be required depending on the mobile phone or mobile phone operator. In this case, click Start > Control Panel > Performance and Maintenance > System > Device Manager > Modem, double-click Bluetooth Modem, select the Advanced tab and then enter an APN in the format of +CGDCONT=1,"IP","APN" in the Miscellaneous Initialization Command field (e.g. when the APN is 'internet.com'). For detailed information, ask your mobile phone operator about this.  Disconnecting the Internet connection z Double-click V740 Dialup Networking in the My Bluetooth Environment window. x Click the Disconnect button in the Bluetooth Connection Status window. Alternatively, press the Disconnect button on the mobile phone to disconnect the Internet connection. 115