Introduction

The Cisco Unified Communications System consists of many different applications and products that must work together on top of an existing network infrastructure. This combination of systems on a network platform generally managed by an organization other than the one handling the telephones introduces an extremely complex environment that can make it difficult to troubleshoot problems. Understanding the fundamental protocols and designs used in a Unified Communications System, combined with a systematic troubleshooting process, will make resolving problems much simpler.

In this guide, you will be presented with the information needed to pass the 642-426 Troubleshooting Unified Communications CCVP exam. The methods and practices ...

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