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CCDA Quick Reference Sheets: Exam 640-863 by Kevin Wallace

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Chapter 7. Identifying Voice Networking Considerations

Many of today’s enterprise network designs must accommodate the transmission of voice traffic in addition to data traffic. The transmission of voice over a data network is often referred to as Voice over IP (VoIP). The inclusion of VoIP in a network design typically requires integration with existing telephony services and connectivity into the public switched telephone network (PSTN). Therefore, this section reviews existing telephony networks, discusses traffic engineering, and offers design guidance for VoIP networks.

Reviewing Traditional Voice Architectures and Features

Before recommending VoIP network design solutions, a designer should first become familiar with traditional telephony ...

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