In any network troubleshooting effort, it is imperative that the underlying technologies and infrastructure be understood. The same holds true for audio and video quality issues. Understanding the end-to-end call signaling and media flows, voice gateway and endpoint operations, and media resources within the Cisco collaboration solution is a must. This chapter examines voice quality issues as well as how to isolate and address them.
Upon completing this chapter, you will be able to
• Identify voice quality issues in Cisco collaboration systems
• Identify and isolate voice and video quality problems
• Troubleshoot Layer 2 quality problems ...