user manual
Table Of Contents
- Cisco Unified IP Phone 7970 Series Phone Guide for Cisco Unified Communications Manager 6.1 (SCCP and SIP)
- Quick Reference
- Getting Started
- Connecting Your Phone
- An Overview of Your Phone
- Basic Call Handling
- Placing a Call-Basic Options
- Placing a Call-Additional 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
- Placing or Receiving Intercom Calls
- Advanced Call Handling
- Speed Dialing
- Picking Up a Redirected Call on Your Phone
- Storing and Retrieving Parked Calls
- Logging Out of Hunt Groups
- Using a Shared Line
- Using BLF to Determine a Line State
- Making and Receiving Secure Calls
- Tracing Suspicious Calls
- Prioritizing Critical Calls
- Using Cisco Extension Mobility
- Managing Business Calls Using a Single Phone Number
- Using a Handset, Headset, and Speakerphone
- Changing Phone Settings
- Using Call Logs and Directories
- Accessing Voice Messages
- Using the User Options Web Pages
- Accessing Your User Options Web Pages
- Configuring Features and Services on the Web
- Understanding Additional Configuration Options
- Troubleshooting Your Phone
- Cisco One-Year Limited Hardware Warranty Terms
- Index

Cisco Unified IP Phone 7970 Series for Cisco Unified Communications Manager 6.1 37
Using Barge Features
The table below describes how to use barge features (cBarge or Barge) to add yourself to a call on a
shared line.
If you want to... Then...
See if the shared line is
in use
Look for the remote-in-use icon next to a red line button .
Add yourself to a call
on a shared line
Press the red line button for the shared line.
One of the following occurs:
• You are added to the call.
• A window opens on your phone screen prompting you to select the call
that you want to barge. Press Barge or cBarge to complete the action.
(You may need to press the more softkey to display Barge or cBarge.)
View conference
participants (if you
used cBarge)
See Viewing or Removing Conference Participants, page 30.
Tips
• When you barge a call, other parties hear a beep tone announcing your presence. With cBarge,
other parties hear a brief audio interruption and the phone screen changes to display conference
details.
• If a phone that is using the shared line has Privacy enabled, call information and barge softkeys
will not appear on the other phones that share the line.
• You will be disconnected from a call that you have joined using Barge if the call is put on hold,
transferred, or turned into a conference call.
Preventing Others from Viewing or Barging a Shared-Line Call
If you share a phone line, you can use the Privacy feature to prevent others who share the line from
viewing or barging (adding themselves to) your calls.
If you want to... Then...
Prevent others from viewing or
barging calls on a shared line
1. Press Private .
2. To verify that Privacy is on, look for the feature-enabled
icon
next to an amber line button .
Allow others to view or barge calls
on a shared line
1. Press Private .
2. To verify that Privacy is off, look for the feature-disabled
icon
next to an unlit line button .