Aastra 51i, Administrator'S Manual

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41-001160-01, Rev 00, Release 2.3 xvii
Preface
About this guide
Introduction
This SIP IP Phone Administrator Guide provides information on the basic
network setup, operation, and maintenance of the IP phones, Models 9143i, 9480i,
9480i CT and the 5i Series IP Phones (51i, 53i, 55i, 57i, and 57i CT). It also
includes details on the functioning and configuration of the IP phones.
Audience
This guide is for network administrators, system administrators, developers and
partners who need to understand how to operate and maintain the IP phone on a
SIP network. It also provides some user-specific information.
This guide contains information that is at a technical level, more suitable for
system or network administrators. Prior knowledge of IP Telephony concepts is
recommended.
Note: Features, characteristics, requirements, and configuration that are
specific to a particular IP phone model are indicated where required in
this guide.