About This Guide

What’s New in This Document

Issue 3 reflects changes to the document title and legal pages only. There are no significant changes in telephone operation for Software Release 2.4

How to Use This Document

This guide is organized to help you find topics in a logical manner. Read it from start to finish to get a thorough understanding of how to use your 4620/4620SW/4621SW IP Telephone. Or, use the Table of Contents or Index to locate information specific to a task or function you want to perform.

8 4620/4620SW/4621SW IP Telephone User Guide

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Avaya 4621SW, 4620SW manual What’s New in This Document, How to Use This Document