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This chapter shows how to set up a voice network for a fictitious company and establish network connectivity and configure needed services.
This chapter provides information and commands for Cisco Unity Connection and Cisco Unified Presence.
This chapter walks you through the key concepts and technologies used to build a Cisco VoIP network while working towards your CCNA Voice certification.
This article profiles the Cisco CCNA Voice 640-461 exam. Find out what you can expect to see on the exam and how you can better prepare for it.