Cisco Systems 7970 manual Using BLF to Determine a Line State, Making and Receiving Secure Calls

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Tips

•If the phone that shares your line has Privacy enabled, you can make and receive calls using the shared line as usual.

•The Privacy feature applies to all shared lines on your phone. Consequently, if you have multiple shared lines and Privacy is enabled, coworkers cannot view or barge calls on any of your shared lines.

Using BLF to Determine a Line State

Depending on configuration, you can use the Busy Lamp Field (BLF) feature to determine the state of a phone line associated with a speed-dial button, call log, or directory listing on your phone. You can place a call to this line, regardless of the BLF status. This feature does not prevent dialing.

If you want to...	Then...
See the state of a	Look for one of these indicators next to the line number:
speed-dial line	+	Line is in-use.

+ Line is idle.

BLF indicator unavailable for this line.

		+	Line is in Do Not Disturb state.

	See the state of a line	Look for one of these indicators next to the line number:
	listed in a call log or	Line is in-use.
	directory	Line is in-use.
	directory
		Line is idle.
		BLF indicator unavailable for this line.
		Line is in Do Not Disturb state.

Making and Receiving Secure Calls

Depending on how your system administrator has configured your phone system, your phone might support making and receiving secure calls.

Your phone can support these types of calls:

•Authenticated call—The identities of all phones participating in the call have been verified.

38	OL-14682-01

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Contents Americas Headquarters Page Common Phone Tasks Button Icons Contents Viewing or Removing Conference Participants Using a Handset, Headset, and Speakerphone Cisco One-Year Limited Hardware Warranty Terms Index Getting Started Using this GuideIf you want to Then Using External Devices Safety and Performance InformationPower Outage Finding Additional InformationAccessibility Features Cisco Product Security OverviewConnecting Your Phone Adjusting the Handset Rest Optional Removing the Hookswitch Clip RequiredAdjusting the Footstand Optional Headset Information Registering with TapsAudio Quality Subjective to the User An Overview of Your Phone Understanding Buttons and HardwareDescription Understanding Lines vs. Calls Understanding Line and Call Icons Understanding Touchscreen FeaturesIcon Line or call state Description Understanding Feature Buttons and Menus, To choose a Cleaning and Maintaining the TouchscreenChoosing Touchscreen Items Do thisUnderstanding Feature Buttons and Menus Accessing the Help System on Your PhoneUnderstanding Feature Availability Feature SoftkeyUnderstanding SIP vs. Sccp For more information Basic Call HandlingPlacing a Call-Basic Options If you want to Then SeePlacing a Call-Additional Options CorporateAnswering a Call If you want to Then For more information, seeAnswer Ending a CallTip Or EndCall Using Hold and ResumeIf you want to Using Mute Switching Between Multiple CallsSwitching an In-Progress Call to Another Phone Viewing Multiple CallsTransferring Calls Sending a Call to a Voice Message System Forwarding Calls to Another NumberPress CFwdALL or Forward All Using Do Not DisturbSettings on the Web, User Options Web Pages,Making Conference Calls Using Conference FeaturesPress DND or Do Not Disturb Using Conference See Viewing or Removing Conference Participants,Using Join Using cBarge Viewing or Removing Conference Participants See Using Conference,Placing or Receiving Intercom Calls Press ConfList or Conference ListYou cannot place an intercom call on hold Speed Dialing Web pages. See Accessing Your User Options Web Pages,Advanced Call Handling Directory on Your Phone,Picking Up a Redirected Call on Your Phone Storing and Retrieving Parked Calls Understanding Shared Lines Using a Shared LineLogging Out of Hunt Groups Remote-in-Use IconPrivacy Using Barge to Add Yourself to a Shared-Line CallSharing Call Information and Barging CBarge and BargeUsing Barge Features Press PrivateUsing BLF to Determine a Line State Making and Receiving Secure CallsPrioritizing Critical Calls Tracing Suspicious CallsPress Mcid or Malicious Call ID If you Then See Switching an In-Progress Call to Another Phone, Using Cisco Extension MobilityAccess Lists for Mobile Connect, See Answering a Call,Phone, See Placing a Call-Additional Options, User Using a Handset, Headset, and SpeakerphonePreferences Audio Preferences Wideband Handset. If Using AutoAnswer Obtaining a HeadsetUser Preferences Rings Changing Phone SettingsCustomizing Rings and Message Indicators Options Web Pages,User Preferences Viewing Angle Customizing the TouchscreenUser Preferences Brightness User Preferences Background ImagesMissed Calls, Placed Calls, or Received Calls Using Call Logs and DirectoriesUsing Call Logs Press DeleteTip Directory Dialing Using Corporate Directory on Your PhoneCorporate Directory exact name can vary Using Personal Directory on Your Phone Press Fast Dial Personal Directory Personal Fast DialsTips Accessing Voice Messages Customizing Rings and Message Indicators,If you want to Then do this Using the User Options Web PagesAccessing Your User Options Web Pages Options DeviceIf you want to Then do this after you log Configuring Features and Services on the WebUsing Personal Directory on the Web Choose User Options Personal Address BookChoose User Options Fast Dials Create a PAB entry. See Using Your Personal Address Book onClick Add New Choose User Options Device Setting Up Speed Dials on the WebSee Configuring Fast Dials on the Web, Click Speed DialsSetting Up Phone Services on the Web Click Phone ServicesClick Service URL Controlling User Settings on the WebChoose User Options User Settings Controlling Line Settings on the Web Click Line SettingsChange the audible Setting Up Phones and Access Lists for Mobile Connect Choose User Options Mobility Settings Access ListsChoose User Options Mobility Settings Remote Destinations Click Remote DestinationsUsing Cisco WebDialer Network Configuration Host Name Using a Shared Line, Understanding Additional Configuration OptionsIf you Then For more information See Using Cisco Extension See Using AutoAnswer,See Using BLF to Determine a Line Advanced Call HandlingSymptom Explanation Troubleshooting Your PhoneGeneral Troubleshooting See Cleaning and MaintainingUsing the Quality Reporting Tool Viewing Phone Administration DataIf you are asked to Then Cisco One-Year Limited Hardware Warranty Terms Duration of Hardware WarrantyReplacement, Repair, or Refund Policy for Hardware To Receive a Return Materials Authorization RMA NumberIndex OL-14682-01 FAC 18 PAB Page Taps Page USA

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