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August 5th, 2003
Can You Solve This VoIP Case Study Scenario?

You become the IT Director of Management Consulting Company who must explain to the Vice President the pros and cons of switching over to a VoIP telephone system.

After you've completed the scenario, e-mail: [email protected] for the solution to find out if you had the most appropriate solution.

View Designing Advanced Telephony Solutions
A Lab Scenario excerpt from Introduction to Telephony by Annlee Hines

What CCNA's Need to Know About DDR

CCNA Candidates must understand DDR. In addition to helping you achieve a passing score on the CCNA exam, learning DDR will give you a foundation for further progress in your internetworking knowledge and career.

View Dial-on-Demand Routing
A Tutorial excerpt from ISDN and DDR by David Wolsefer

Interview with the Author - Annlee Hines

Did you know the brand new "Other VPNs" Study Guide that Certification Zone unveiled on July 1 is the seventh Zone Study Guide written by networking expert Annlee Hines? Gain a better understanding of Annlee by reading this week's Zone Interview. In it, Annlee discusses the different real-life scenarios that make it necessary to understand VPNs and also offers some nuts and bolts advice about security, consulting, and networking in general.

View Interview with the Author - Annlee Hines

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