Table of Contents
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About this Guide
This guide explains how to use the basic features of your new 55i phone.
Not all features listed are available by default. Contact your system or
network administrator to find out which features and services are available
to you on your system.
Your system administrator has the ability to customize some features on
this phone. For information on more advanced settings and
configurations, administrators should refer to the Aastra SIP 53i, 55i,
55i, and 55i CT IP Phone Administration Guide.
Documentation
• Aastra 55i IP Phone Installation Guide – Installation and set-up
instructions, general features and functions, and basic options list
customization. This Installation Guide is included with the telephone.
• Aastra 55i IP Phone User Guide – Describes the most commonly used
features and functions for an end user.
• Aastra 53i, 55i, 57i, and 57i CT IP Phone Administration Guide –
Describes how to set the 55i phone up on the network and contains
advanced configuration instructions for the 55i. This guide has
instructions that are at a user level.
Model 55i IP Phone User Guide
1
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Table of Contents
