User Preferences

Tap on the Preferences row in the main settings screen to bring up User Preference options .

The 'Allow 3G calls' setting allows the SessionTalk softphone to make and receive calls over the 3G network. If this setting is 'Off' the softphone will not attempt to register over 3G.
Tapping the Ringtones row will bring up a selection of 25 ringtones.

Tapping on a row will select a ringtone as well as playing the ringtone for a short duration. Tap on the Preferences navigation back button to return to the main preferences menu. Remember to save your settings.

The Keep Awake mode menu selected from the main preferences screen displays the options available for keeping the SessionTalk iPhone application awake.
If 'Off' is selected the softphone will sleep when the screen is locked. This option saves battery life but should only be used if you are only using the softphone to make outgoing calls.
If 'Foreground' is selected the softphone will stay awake when in the app is open. Only select this option if you are using 'Push Notifications' to receive incoming calls when the app is closed or you only wish to receive calls when the app is open.
Finally select 'Always' if you wish to run the app in the background and receive calls when the SessionTalk application is closed. In this mode the application is always running and will continue to REGISTER with your SIP provider. Note that the 'Push' option to receive calls is disabled in this mode.

Play Ringtone if enabled will play the selected ringtone when an incoming call alert is shown.
Vibrate if enabled vibrate the device when an incoming call alert is shown. This option will only work on the iPhone.
Microphone Volume move the slider to adjust the volume of the microphone independent of the volume switch on the device.
Playback Volume move the slider to adjust the speaker output volume independent of the volume switch on the device.

Keypad Volume this slider control adjusts the volume of the keypad presses independent of device volume.
Bluetooth Support this option is only supported on the iPhone. If enabled the in-call screen display will show an 'Audio Sources' button which when tapped allows choice of earpiece,speaker or bluetooth headset audio output. You will still have to pair a Bluetooth headset in the iPhone's general settings. If the option is disabled the in-call screen display will show a speaker button which allows the speaker to be turned on and off.
Preserve Audio Route if enabled will start any new call dialled with the audio route used in the previous call otherwise if switched off the call will always start using the earpiece as the default audio route..
Echo suppression which is on by default enables the iPhone's in built echo suppression algorithms. This prevents the called party from hearing an echo. This is especially important in speaker mode.

The call recording option selected from the preferences menu allows an email address to be entered. When accessing call recordings from the call log there is an option to send the recording as an email attachment. The email address entered here is used to prefill the draft email message.

Single Touch Dial if enabled the default confirmation dialog which is usually shown when tapping a contact, call log or favorite entry is NOT displayed and the call is made immediately.
Contact Image if enabled the contact photo is shown in the in-call view. Try to keep contact images as small size as possible so they load faster
Screen Push calls if enabled, incoming call push notification alerts when answered are not automatically accepted. This allows the call to be matched against the contacts list.
VPN Support If enabled the app will look for a VPN network interface rather than choosing the default. Do not enable if there is no VPN.
SIP Log If set to 'On' SIP messages are logged. This is useful for debugging problems.

Custom Image If a contact photo is not available then this is the image that is shown by default. Images can be selected from the camera roll.
Forward Calls if enabled incoming calls are forwarded to the specified number. This is a global setting that applies to all SIP accounts. The number specified here can be overidden in SIP settings for a particular account
To Number the number to forward calls to