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Model 57i CT IP Phone User Guide 1
About this Guide
About this Guide
This guide explains how to use the basic features of your new 57i CT CT 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, 57i, and 57i CT IP Phone Administration
Guide.
Documentation
• Aastra 57i CT IP Phone Installation Guide – Installation and set-up instruc-
tions, general features and functions, and basic options list customization.
This Installation Guide is included with the telephone.
• Aastra 57i CT 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 57i CT phone up on the network and contains advanced config-
uration instructions for the 57i CT. This guide has instructions that are at a
user level.