Settings 109• Touch Enable L2TP secret to make a check mark , ifdesired.• Touch Set L2TP secret and enter a password, if desired, thentouch OK.• Touch DNS search domains, add a name for DNS search usingthe keypad, then touch OK.6. To establish a L2TP/IPSec CRT (Certificate based L2TP/IPSec):• Touch Add L2TP/IPSec CRT VPN.• Touch VPN name, add a name for this connection using thekeypad, then touch OK.• Touch Set VPN server, add a name using the keypad, then touchOK.• Touch Enable L2TP secret to make a check mark , ifdesired.• Touch Set L2TP secret and enter a password, if desired, thentouch OK.• Touch Set user certificate, then touch OK.• Touch Set CA certificate, then touch OK.• Touch DNS search domains, add a name for DNS search usingthe keypad, then touch OK.SoundGeneralSilent ModeTemporarily silence all the sounds your device makes except formedia playback and alarms.1. From a Home screen, touch the Menu Key ➔ Settings➔ Sound.2. Touch Silent mode to enable or disable silent mode. Whenenabled, a check mark appears in the check box.VibrateVibrate mode allows your device to vibrate instead of a tone.1. From the Home screen, touch the Menu Key ➔Settings ➔ Sound ➔ Vibrate.2. Touch Always, Never, Only in Silent mode, or Only when notin Silent mode.