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PodSnacks: V.35

Posted Thursday, August 21, 2008 6:00 AM by mgilbert :: 1 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2008q3/v.35.mp3
Let's look at one of the many DTE to DCE interface specifications. Our topic today is the older, but still widely used, V.35 interface. I'll take you through it's basic characteristics and applications. As usual, you can listen to (or download) Read More...

PodSnacks: Going Viral

Posted Wednesday, August 20, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/viral.mp3
And now, for something completely different. Going viral ! There have been many things on the Internet that have gone viral, which basically means rapidly spreading across the community. YouTube videos often go viral, like this one did two years ago. Read More...

PodSnacks: Line Code

Posted Tuesday, August 19, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2008q3/line_code.mp3
Today we're going to go back to the wires, and follow up on another PodSnack we did on digital signaling . Today we're going to look at a few example line codes that are considered digital signaling schemes. I'll talk to you about how they Read More...

PodSnacks: Disaster Recovery Planning (DRP)

Posted Monday, August 18, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/drp.mp3
Last Friday we looked at business continuity planning (BCP) and why it is so critical to today's organizations. A subset of BCP is the whole realm of Disaster Recovery Planning (DRP). In today's PodSnack, Michel and Mark explore DRP and discuss Read More...

PodSnacks: Business Continuity Planning (BCP)

Posted Friday, August 15, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/bcp.mp3
Business disruptions can be catastrophic. If you think of a company (or any organization) as a small machine designed to take some set of resources, transform them, and deliver them to those who need or want them, then anything that can disrupt the performance Read More...

PodSnacks: Routing Table

Posted Thursday, August 14, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2008q3/routing_table.mp3
We've had several PodSnacks where we've made reference to something called the routing table . It's time we take a few moments and talk about this function, which is present in all routers and even in your desktop or laptop computer, assuming Read More...

PodSnack: Trojan Horse

Posted Wednesday, August 13, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/trojan_horse.mp3
It's been a while since we've covered security topics, so we're going to go back to that space today. In today's PodSnacks, Michel (that's me) explains what a Trojan Horse is, what it can do, and how to avoid them. By the way, we still Read More...

PodSnacks: Default Route

Posted Tuesday, August 12, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2008q3/default_route.mp3
Yet another basic concept, this one related to routing : the default route , also known as the default gateway or gateway of last resort . This is an important concept in routing. The Internet is a vast internetwork with millions of attached networks. Read More...

PodSnacks: Local Number Portability (LNP)

Posted Monday, August 11, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/lnp.mp3
Trevor recently sent me this little snippet of audio, in which one of our retired instructors gives you a primer on local number portability (LNP). The audio is part of one of our original ExperTech titles, but the basic technology and explanation remain Read More...

PodSnacks: Session Initiation Protocol (SIP)

Posted Friday, August 08, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2007q2/sip.mp3
Today, Paul gets back into the mix and talks to us a bit about the Session Initiation Protocol (SIP). As the name implies, this TCP/IP protocol is designed to establish sessions between two systems, and to negotiate the parameters of these sessions, in Read More...

PodSnacks: DTE and DCE

Posted Thursday, August 07, 2008 6:00 AM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2008q3/dte-dce.mp3
I went back to the wiki to see what remained to be recorded before I start branching off into completely new articles, and was amazed to discover we never recorded a session on the basic distinction between data terminal equipment (DTE) and data circuit-terminating 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: Fibre Channel over Ethernet (FCoE)

Posted Tuesday, August 05, 2008 6:00 PM by mgilbert :: 0 Comments
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Attachment(s): http://podcast.hill-vt.com/podsnacks/2008q3/fcoe.mp3
In recent days, we've heard about Fibre Channel (FC) and Fibre Channel over IP (FCIP), both of which are technologies related to storage area networks (SAN). Today we look at a third technology in this set, one that has not yet completed the standards 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...
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