Chapter 9: Upgrading To Communication Server 1000 Release 7.6; Contents; Introduction; Upgrading To Communication Server 1000 Release 7.6 - Avaya 1000 Installation And Commissioning Manual

Chapter 9: Upgrading to Communication

Contents

This chapter contains the following topics:
•

Introduction

on page 96
•

Upgrading to Communication Server 1000 Release 7.6

Introduction
This chapter describes upgrading an existing main office and its associated branch offices from
Avaya Communication Server 1000 Release 7.5 to Avaya Communication Server 1000 Release 7.6.
When you upgrade the Branch Office, the following components remain unaffected:
• telephone services between MG 1000B IP Deskphones in Normal Mode
• telephone services between MG 1000B IP Deskphones in Normal Mode and main office
telephones or trunks other than those to the Branch Office
Communication Server 1000 Release 6.0 and later software is required to enable and configure SIP
Line Service. Configure the SIP client telephony users as Universal Extensions of subtype SIP Line.
As part of the Communication Server 1000 Release 7.6 software upgrade process, you must save,
restore, and upgrade the Communication Server 1000 IP Telephony Nodes with Communication
Server 1000 Release 7.6 software.
Upgrading to Communication Server 1000 Release 7.6
Upgrade the Main Office and Branch Office systems to Communication Server 1000 Release 7.6.
Caution:
LOSS OF DATA
Branch Office Installation and Commissioning
96
Server 1000 Release 7.6
Comments? infodev@avaya.com
on page 96
June 2014