Analog and Digital Voice Connections
After reading this chapter, you should be able to perform the following tasks:
Select the appropriate analog voice connection for a Cisco device Choose a voice compression scheme that best suits your needs Describe the appropriate signaling method to deploy in a telephony system Implement an effective method of transporting fax and modem traffic over a VoIP network
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Cisco voice devices must support a wide variety of connection types. This chapter describes the various analog and digital connections, describes common compression schemes, and concludes with a description of fax-over-IP and modem-over-IP voice networks.
Upon completing this chapter, you will be able to explain the processes and standards for voice digitization, compression, digital signaling, and fax/modem transport as they relate to Voice over IP (VoIP) networks.
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