June 2008
Intermediate to advanced
600 pages
15h 10m
English
book
Fax, Modem, and Text for IP Telephony
by David CCIE No. 3491 Hanes, Gonzalo CCIE No. 4541 Salgueiro
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Chapter 1. How Modems Work
Although analog modem technology stood on its own for many years in public switched telephone network (PSTN) environments, the rapid evolution of IP telephony (IPT) is now requiring that modem communications work successfully over IP networks. However, before discussing this complicated convergence of modems and IP, it is important to first attain a solid foundation in basic analog modem operation and communication.
This chapter addresses the basics of analog modem technology and prepares you for working with modems in IP networks. Specifically, this chapter covers the following topics:
A Brief History of Modems: Highlights important developments and achievements since the modem’s inception
Architecture of a Modem: Details ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.