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HAI Picks - Security References

If it was easy, anyone could do it, right? One of the hot topics today continues Security. No surprise there. It’s still one of the most talked about topic by users of technology. And it’s one that many of you requested in the feedback to Read More...

3G, UMTS vs CDMA2000 - Podcast

In this podcast Paul Whalen explores UMTS and cdma2000, paying particular attention to base technology and the implementation differences. They are different, but perhaps not in the way that you thought. You can also subscribe to this and other podcasts Read More...

Enterprise Mobility - Podcast

In this podcast Paul Whalen discusses issues related to enterprise mobile computing. Paul poses these questions and more: Why would anyone want to watch a video on a 2 inch screen with so many other opportunities to consume media? What is the difference Read More...

A New White Paper - Mobility is Hot!

Does mobility imply wireless ? Does wireless ensure mobility? Is there a difference between portability and mobility? Should an organization have a mobility policy before it crafts a mobile solution? This white paper answers these questions and more. Read More...

PodSnacks: Fiber to the X

Today we begin a short series on Fiber to the X (FTTX). This is the generic name given to an entire family of access technologies and deployment models being implemented by the common carriers in competition with the MSOs. In today's PodSnack, Dave Read More...

PodSnacks: UTP vs. STP

Building on yesterday's PodSnacks, today, Paul will take you through the difference between shielded and unshielded twisted pair . It should come as no big surprise that the primary difference is... wait for it... shielding! (Sometimes I just crack Read More...

PodSnacks: Twisted Pair

Let's go down to the wires. Today, Paul will go through some of the history and basic characteristics of twisted pair . You can listen to (or download) the PodSnack by clicking here , or you can use the Flash player below. If you have an idea or request Read More...

PodSnacks: Simple Network Management Protocol

We are working our way through the list of requests we have received for PodSnacks, so if you've made a request and haven't seen it yet, hang in there. It will be coming. Today, we're responding to a request for information about the Simple Read More...

PodSnacks: Protocol

Again we go back to basics. Communication is all about protocols : agreements that facilitate how and what we communicate. Indeed, the study of telecommunications is all about the study of protocols. In today's PodSnack, Paul takes you through this Read More...

PodSnacks: Power over Ethernet

Ethernet has become such a critical technology today, any time we can spend on it is time well spent. Today, Ethernet serves as a premises-based network technology that can tie together virtually every piece of communication gear in a corporation or residence. Read More...

PodSnacks: Compression

Both bandwidth and storage have associated costs. Although the cost of storage is continually dropping, there remains places where we are paying a cost that motivates us to minimize information wherever possible. When we use wide area networks, we pay Read More...

PodSnacks: Integrated Services Digital Network

Let's go back to some basics and talk a little bit about an access technology to the PSTN known as ISDN . Michel will take you through the basics. You can listen to (or download) the PodSnack by clicking here , or you can use the Flash player below. Read More...

PodSnacks: SONET (and Cows)

This is our 100th Episode! Balloons and Fireworks all around! To celebrate, we're doing two things. First, we're giving something away. But you'll have to listen to find out what and how to get it. Second, we're bringing back a former Read More...

PodSnacks: Multiprotocol Label Switching

Well, we've been threatening to do this for a while, so today is MPLS day. Tune in as Michel explains the basic concepts. You can listen to (or download) the PodSnack by clicking here , or you can use the Flash player below. If you have an idea or Read More...

PodSnacks: Internet Control Message Protocol

Did you know that IP talks to itself? In many instances, when something goes wrong inside an IP network, there are small control messages generated that provide information about what happened. The same protocol that accomplishes this can also be used Read More...
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