Johna Till Johnson

Articles by Johna Till Johnson

Presence technologies and the Global Grid

I spent 10 years trying to convince people that this thing called the Internet would change the way we live and work. Today, I'm having the same conversation about presence technologies.

Building the next-generation telecom team

Ask any telecom manager about the hardest part of his job, and it invariably has to do with personnel.

Cell phones and RFID: two great tastes, together

You've heard a lot recently about radio frequency identification technologies and how they let companies track their wares more efficiently.

The time is right for IP Centrex

IP Centrex could radically modify how vendors and service providers position their offerings. From a user standpoint, while such services might initially take off in the small to mid-sized enterprise market, managed VoIP services will begin to become attractive to all organizations.

A forecasting report card

Once a year, we pundits earn our chops by reviewing the predictions we made last year and seeing how well they stood up. Here goes.

Convergence: This time the hype was justified

Remember all the pundits yakking about how convergence would usher in a new era of computing and communications for the new millennium? Guess what? The pundits were right.

Tips for designing a resilient WAN

In their rush to back up their systems and facilities, executives overlook back-up strategies for their networks.

SSL: The next-generation VPN

A big part of my job is translating between IT professionals, vendors and venture capitalists. It isn't as easy as it sounds because they often use the same words to mean different things.

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