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Building Enterprise Ready Telephony Systems with sipXecs 4.0

You're reading from Building Enterprise Ready Telephony Systems with sipXecs 4.0

Product type Book

Published in Jul 2009

Publisher Packt

ISBN-13 9781847196804

Pages 314 pages

Edition 1st Edition

Languages

Concepts

Table of Contents (17) Chapters

Building Enterprise-Ready Telephony Systems with sipXecs 4.0

Credits

About the Author

About the Reviewer

1. Preface

1. Introduction to Telephony Concepts and sipXecs

2. System Planning and Equipment Selection

3. Installing sipXecs

4. Configuring Users

5. Configuring Phones in sipXecs

6. Connecting to the World with sipXecs

7. Configuring sipXecs Server Features

8. Using sipXecs—The User Perspective

9. Configuring Advanced sipXecs Features

10. Utilizing the sipXecs ACD Service

11. Maintenance and Security

Glossary

High availability installation

The installation wizard is able to install and configure a highly available system that consists of two physically separate servers. A High Availability (HA) system consists of a master server and a distributed server. Failover is taken care of by utilizing DNS SRV records that include information about master and distributed servers. The HA system allows redundancy of the call control system and load balancing of traffic. Media services such as voicemail, auto attendant, and other services such as ACD and sipXconfig are not redundant and will only run on one of the master server.

For a high availability installation, the master server must be installed and configured first. The installation procedure is similar to the steps taken in the previous section to install and configure a non-redundant system. Configuring the distributed servers of the cluster begins at the bootstrap portion of the setup. It is required that you run DNS and NTP services both on...

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