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3
Using Your Conference Phone in 
SIP Mode
In this chapter, you’ll learn how to use your phone when it operates in SIP 
mode. When your phone uses SIP mode, it has all the features of a basic phone, 
as well as more advanced features, such as the ability to forward and transfer 
calls, instant message, and access a corporate directory and the conference 
management feature.
This chapter includes these topics:
• Calling and Answering on page 56
• While Your Phone Rings on page 64
• During Calls on page 65
• Changing the Way Calls are Answered on page 71
• Working with Call Lists on page 75
• Working with the Contact Directory on page 77
• Working with a Corporate Directory on page 81
• Using Voice Mail on page 82
• Using Instant Messaging on page 83
• Connecting Mobile Phone and Computer Audio on page 85
• Broadcasting Messages Using Push-to-Talk and Group Paging on page 89
• Locking and Unlocking the Phone on page 101
• Logging in to Phones on page 104
• Sharing Lines on page 107
• Controlling What is Heard on page 108
• Controlling What You See on page 110
• Updating Your Phone’s Configuration on page 113
• Restarting Your Phone on page 114
• Troubleshooting Phone Issues on page 114