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PodSnacks: Internet Service Provider (ISP)

Posted Monday, October 27, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q3/isp.mp3
Since we've been talking about various Internet -related concepts, and since this question came up in my class last week, I thought I'd tackle the term Internet service provider (ISP). Most of us probably know what this is and, if we don't, Read More...

PodSnacks: PPP over Ethernet (PPPoE)

Posted Friday, October 17, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q3/pppoe.mp3
We recently had a little PAP/CHAP sidebar, so now let's go back to Peter and see if he can give us a bit of an explanation of PPP over Ethernet . If you've followed this series, this might seem like an odd combination. Both PPP and Ethernet are Read More...

PodSnacks: Hotspot

Posted Thursday, September 04, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2008q3/hotspot.mp3
Not a lot of time to write, so let me just say that today, Trevor and I are going to talk to you about a pretty basic term: hotspot . Enjoy! As always, you can listen to (or download) the PodSnack by clicking here , or you can use the Flash player below. Read More...

PodSnacks: Next Generation SONET (NG-SONET)

Posted Wednesday, August 27, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/ng-sonet.mp3
A couple of days ago, I chose to talk about Ethernet over SONET (EoS). At the end, I mentioned that Next Generation SONET (NG-SONET) is a critical enabling technology for EoS. Today we're going to look at NG-SONET and identify the three basic enhancements Read More...

PodSnacks: Hybrid Fiber/Coax (HFC)

Posted Wednesday, August 06, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/hfc.mp3
The fourth and final installment in our access network series, which thus far has focused on Fiber to the X (FTTX), switches gears a bit to a different industry segment, that of the cable companies. In today's PodSnack, Dave and Trevor take a bit Read More...

PodSnacks: Fiber to the Premises (FTTP)

Posted Monday, August 04, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/fttp.mp3
The third installment in our series on Fiber to the X (FTTX) looks at Fiber to the Premises (FTTP). This is the predominant architecture being championed by Verizon as part of their FiOS service. In today's PodSnack, Dave and Trevor discuss the technology Read More...

PodSnacks: Fiber to the Node (FTTN)

Posted Friday, August 01, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/fttn.mp3
Today we continue our series on Fiber to the X (FTTX) with a look at Fiber to the Node (FTTN). This is the predominant architecture being championed by AT&T. In today's PodSnack, Dave and Trevor will explore the technology and discuss some of Read More...

PodSnacks: Fiber to the X (FTTX)

Posted Wednesday, July 30, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/fttx.mp3
Today we begin a short series on Fiber to the X (FTTX), which will be completed over the coming weeks along with our concurrent series on Fiber Channel. FTTX is the generic name given to an entire family of access technologies and deployment models being Read More...

PodSnacks: Unshielded Twisted Pair (UTP) vs. Shielded Twisted Pair (STP)

Posted Wednesday, July 23, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/utp-stp.mp3
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 (TP)

Posted Tuesday, July 22, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/twisted_pair.mp3
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...

PodSnack: WiMax

Posted Monday, May 26, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/wimax.mp3
Turning to a theme of wireless , today we're going to shift to a technology that has been sitting in the wings for some time, building hype and promise. It's been up and done with the on-again-off-again Sprint/Clearwire project. Most recently Read More...

PodSnacks: Cable Modem

Posted Thursday, May 08, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2008q2/cable_modem.mp3
Today we spend a little time in the world of the cable television industry, and we look at a piece of equipment you probably have in your home or business if you get voice, Internet , or transport data services from your local cable company . The device Read More...

PodSnacks: Orthogonal Frequency Division Multiplexing

Posted Friday, May 02, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/ofdm.mp3
Our multiplexing theme continues. Recently, we talked about a multiplexing scheme found in wireless systems, called code division multiple access (CDMA). Today, Paul explains another multiplexing approach that is found in both wireless and wireline systems: Read More...

PodSnacks: Asymmetric Digital Subscriber Line

Posted Monday, April 14, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q1/adsl.mp3
Since we've been talking a bit about DSL technologies, it seems a good time to focus in on one specific form of DSL: the one most commonly found. So today, Mark is going to give you a primer on Asymmetric Digital Subscriber Line (ADSL). You can listen Read More...

PodSnacks: Digital Subscriber Line Access Multiplexer (DSLAM)

Posted Thursday, April 10, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2008q2/dslam.mp3
We recently explored digital subscriber line (DSL). One important part of delivering DSL services to customers is a piece of equipment known as the DSL access multiplexer (DSLAM). In today's PodSnacks, I'll explore what this device is, what it Read More...
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