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VoIP For Dummies by Timothy V. Kelly

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Chapter 18

Ten VoIP Manufacturers

In This Chapter

bullet Avaya

bullet Cisco

bullet Siemens

bullet Alcatel

bullet Nortel

bullet Mitel

bullet NEC

bullet 3COM

bullet Shoretel

bullet Inter-Tel

The VoIP telephony market is populated by many competitors, and you may need to choose among them to achieve the results you expect. To do IP telephony and VoIP correctly, you need to work with a manufacturer who can focus on using your existing resources to build a vibrant communications network that enhances productivity. Converged telephony systems should include ...

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