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Cisco A Beginner’s Guide Fifth Edition by Anthony Velte, Toby Velte

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CHAPTER 12 Cisco VoIP
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At the core of Cisco’s offerings are its popular routers, switches, and servers. These are the meat and potatoes of Cisco’s internetworking empire. Given the constantly changing face of business in the Internet world, Cisco is staying on the cutting edge of technology and networking needs by embracing current business technologies and investing in what they think will be popular technologies of the future.
One such ...

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