About This Guide

Thank you for choosing the SoundPoint IP 550 , a full-duplex, hands-free SIP desktop phone. This unit provides business telephony features and functions such as multiple call appearances, call hold, transfer, and conference over an IP network.

This guide provides everything you need to quickly use your new phone. Be sure to verify with your system administrator that your network is prepared for configuring your SoundPoint IP 550 phone. As well, be sure to read the Parts List and Regulatory Notices sections in this guide before you set up and use the SoundPoint IP 550 phone. You can also find this information at http://www.polycom.com/support/voip/.

Changes to This Guide

The following section is new for this edition:

Registering Your SoundPoint® IP 550 Desktop Phone on page 1-8

Major updates have occurred to the following sections since the previous edition:

Selecting the Correct Headset for Electronic Hookswitch on page 2-6

Assigning Speed Dial Keys on page 3-22

Restarting Your Phone on page 4-8

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Nortel Networks 550 manual About This Guide, Changes to This Guide