The State of Voice Communications
Page 1 of 1
After reading this chapter, you should have a good understanding of the voice communications services currently available in traditional telephony environments. This chapter discusses Telephony Systems, Trunk Circuit, and Calling Features & Services.
This chapter is from the book
The State of Voice Communications
After reading this chapter, you should have a good understanding of the voice communications services currently available in traditional telephony environments. This chapter discusses Telephony Systems, Trunk Circuit, and Calling Features & Services.
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Page 1 of 1