170 Nortel IP Phone 2007• Pre-Shared Key SRTP• XAS (S4) IP address, graphical, portLocalDiagnosticsDisplays the Local Diagnostics menu containing the following items:• Network Diagnostic Tools• Ethernet Statistics• IP Network Statistics• IP Set&DHCP InformationFor more information about the IP Phone 2007 Local Diagnostics menu, seeAppendix "IP Phone diagnostic utilities" (page 483).Touch PanelSetupUse the Touch Panel Setup tool to calibrate the touch panel and stylus.Contrast andBrightnessUse Contrast Brightness tools to alter the display physical settings.USB Devices Use USB Devices menu to control the Universal Serial Bus (USB) deviceplugged into the USB port in the back of the IP Phone.TFTP Upgrade Use TFTP Upgrade menu to upgrade the firmware in the IP Phone.Preferences Use the Preferences menu to configure individual user preferences.Lock Menu Use the Lock menu to prevent unauthorized access to the Local Tools menu.Supported features• 12 programmable line (DN)/feature soft keys• four context-sensitive soft keys (self-labeled) that provide access to amaximum of nine featuresFunctions for the context-sensitive soft keys are configured in LD 11.For more information about context-sensitive soft keys, see Featuresand Services Fundamentals—Book 2 of 6 (NN43001-106).• large, color touch panel display screen• volume control bar to adjust ringer, speaker, handset, and headsetvolume• speaker for on-hook dialing or on-hook listening• four call-processing fixed keys:— HoldNortel Communication Server 1000IP Phones FundamentalsNN43001-368 02.01 StandardRelease 5.0 7 December 2007Copyright © 2003–2007, Nortel Networks.