3 - 1
3
Using the Basic Features of Your 
Phone
Your SoundPoint IP 550/560 desktop phone is designed to be used like a 
regular phone on a public switched telephone network (PSTN). You call place 
calls, transfer a call to someone else, or conduct a conference call. 
At most one active call may be in progress on your phone at any time. The 
active call is the one that has audio associated with it. There may be multiple 
other calls:
• On hold
• In an “Incoming call” or “Ringing” state
This chapter provides basic operating instructions for the SoundPoint IP 
550/560 phone. The topics include:
• Placing Calls
• Answering Calls
• Ending Calls
• Redialing Numbers
• Placing Calls on Hold
• Hosting Conference Calls
• Transferring Calls
• Forwarding Calls
• Enabling Do Not Disturb
• Assigning Speed Dial Keys
• Using Voice Mail
To customize your phone, refer to Customizing Your Phone on page 2-1. To 
read about the phone’s advanced features, refer to Using the Advanced 
Features of Your Phone on page 4-1.