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Cisco Systems 7970 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

speed-dial line

Look for one of these indicators next to the line number:

+ 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

listed in a call log or

directory

Look for one of these indicators next to the line number:

Line is in-use.

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.

Contents

Main Page Cisco Unified IP Phone 7970 Series for Cisco Unified Communications Manager 6.1 (SCCP and SIP) Softkey Definitions Phone Screen Icons Button Icons Common Phone Tasks Softkey Definitions Common Phone Tasks Phone Screen Icons Button Icons Contents Page Page Page Getting Started Using this Guide Finding Additional Information Accessing Cisco Unified IP Phone 7900 Series eLearning Tutorials Safety and Performance Information Power Outage Using External Devices Cisco Product Security Overview Accessibility Features Connecting Your Phone 5 Access port (10/100 1 PC) 10 1 DC adaptor port (DC48V) 6 2 AC-to-DC power supply 7 3 AC power cord 8 4 1 2 3 Registering with TAPS Headset Information An Overview of Your Phone Understanding Buttons and Hardware Item Description For more information, see... 1 2 3 4 5 Understanding Lines vs. Calls Understanding Line and Call Icons Icon Line or call state Description Understanding Touchscreen Features Page Choosing Touchscreen Items To choose a touchscreen item... Do this... Cleaning and Maintaining the Touchscreen Understanding Feature Buttons and Menus Accessing the Help System on Your Phone Understanding Feature Availability Feature Softkey Line Button Label and Icon Page Basic Call Handling Placing a CallBasic Options For more information, see... Placing a CallAdditional Options Answering a Call Ending a Call Using Hold and Resume Using Mute Switching Between Multiple Calls Switching an In-Progress Call to Another Phone Viewing Multiple Calls Transferring Calls Sending a Call to a Voice Message System Forwarding Calls to Another Number Using Do Not Disturb Making Conference Calls Using Conference Features Using Conference Using Join Using cBarge Using Meet-Me Viewing or Removing Conference Participants Placing or Receiving Intercom Calls Page Advanced Call Handling Speed Dialing Picking Up a Redirected Call on Your Phone Storing and Retrieving Parked Calls Logging Out of Hunt Groups Press HLog or Hunt Group. Your phone screen displays, Logged Press HLog or Hunt Group. When logged in, the Hunt Group Using a Shared Line Understanding Shared Lines Using Barge to Add Yourself to a Shared-Line Call Understanding Barge Features cBarge and Barge Single-button and Multi-touch Barge Using Barge Features Preventing Others from Viewing or Barging a Shared-Line Call Using BLF to Determine a Line State Making and Receiving Secure Calls Tracing Suspicious Calls Press MCID or Malicious Call ID. Prioritizing Critical Calls If you... Then... Using Cisco Extension Mobility Managing Business Calls Using a Single Phone Number Page Page Using a Handset, Headset, and Speakerphone Obtaining a Headset Using AutoAnswer If you... Then... Changing Phone Settings Customizing Rings and Message Indicators Customizing the Touchscreen Using Call Logs and Directories Using Call Logs Choose > Intercom History. Details of the 25 most recent intercom calls Directory Dialing Using Corporate Directory on Your Phone Using Personal Directory on Your Phone Page Page Accessing Voice Messages Using the User Options Web Pages Accessing Your User Options Web Pages If you want to... Then do this... Configuring Features and Services on the Web Using Personal Directory on the Web Using Your Personal Address Book on the Web Configuring Fast Dials on the Web Using the Address Book Synchronization Tool Setting Up Speed Dials on the Web Setting Up Phone Services on the Web Controlling User Settings on the Web Controlling Line Settings on the Web Page Setting Up Phones and Access Lists for Mobile Connect Page Using Cisco WebDialer Page Understanding Additional Configuration Options If you... Then... For more information... If you... Then... For more information... Troubleshooting Your Phone General Troubleshooting Symptom Explanation Symptom Explanation Viewing Phone Administration Data If you are asked to... Then... Using the Quality Reporting Tool Cisco One-Year Limited Hardware Warranty Terms Duration of Hardware Warranty Page Index A B C D E F G H I K M N O P Q R S T U V W