Broadcasts, Hubs, Routers, And Switches
by Chris Bryant.In a previous Cisco CCENT certification exam tutorial, we talked about broadcasts and the potential of a broadcast storm.? (If you missed that one, visit my website’s Tutorials section.)? In today’s tutorial, we’ll discuss several different com...
Configuring Your Own Adsl Router
by George Chao.Configuring an ASDL router with a local area network is no longer the exclusive domain of computer savvy network administrators and technicians. Routers are becoming increasingly easier to set up according to anyone's specific needs. Many of these ne...
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Setting Up a Home Network
by Micro 2000 Inc.Fret not. You, too, can set up your own network fairly easily and inexpensively. Wired or wireless, it's easier than ever to get connected.New Life for an Old PCLet's start by discussing how you can use that old PC you may have lying around. Perhaps ...
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ARP and Proxy ARP Explained
by Chris Bryant.In yesterday's Network+ tutorial, we talked about the importance of Address Resolution Protocol (ARP) in today's networks. A host PC must have the MAC and IP addresses of a remote host in order to send data to that remote host, and it's ARP that allo...
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DHCP and DHCP Relay Agents
by Chris Bryant.As a CompTIA Network+ exam candidate, you’re probably familiar with DHCP – but just in case, we’re going to review DHCP basics here and then go into a discussion of DHCP Relay Agents.When it comes to assigning an IP address to all the PCs on ou...
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Creating A Network Baseline
by Chris Bryant.The first thing we've got to do in order to document our network is to create a network baseline. After all, if we don't know our goals, we can't accomplish them. A baseline is really a "network snapshot", a picture of our network devices...
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Homeplug - DIY Networking Technology
by Lesley Kirchman.HomePlug (or powerline) networking just may be the easiest and most convenient way to extend an existing home network. Because they utilize your existing electrical wiring, HomePlug networking products are capable of expanding a home network anywhere...
Multi Homing Network Tools
by Dana H.Remember a few years ago when the massive blackout struck New York City and a large section of North Eastern U.S. Everything was shut down, the trains couldn't move so people slowly streamed home and could not return back to work for a few days. T...
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Network Storage
by Dean Barnard.Copyright (c) 2007 Dean BarnardThe data space is exploding and the cost of memory is reducing with each coming day. Today's organizations are creating zillions of bytes of data everyday and each bit requires storage. Paper information is being replac...
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Social Networking Presence with Facebook
by Deltina Hay.Professional and social networking sites like LinkedIn, MySpace, Facebook, and Squidoo are effective outlets for finding new readers, but it is easy to find your message spread thin if you don't choose the right strategy. Many businesses settle for s...
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Configuring PPP Callback
by Chris Bryant.You may run into situations where a router in a remote location needs to dial in to a central router, but the toll charges are much higher if the remote router makes the call. This scenario is perfect for PPP Callback, where the callback c...
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Testing ISDN Links Without Pings
by Chris Bryant.To earn your Cisco CCNA and CCNP certifications, you've got to master ISDN - and despite what some people say, there's still a lot of ISDN out there that needs to be supported. And when it comes to troubleshooting ISDN, there's a lot to look at...
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Frame Relay BECNs and FECNs
by Chris Bryant.BECNs and FECNs aren't just important to know for your Cisco CCNA and CCNP certification exams - they're an important part of detecting congestion on a Frame Relay network and allowing the network to dynamically adjust its transmission rate when cong...
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Frame Relay Encapsulation Types
by Chris Bryant.When you're studying to pass the Cisco CCNA and CCNP certification exams, you quickly learn that there's always something else to learn. (You'll really pick up on this in your CCIE studies, trust me!) Today we'll take a look at an often-o...
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Same Command, Different Results
by Chris Bryant.As a CCNA or CCNP, one thing you've got to get used to is that change is constant. Cisco regularly issues new IOS versions, not to mention the many different kinds of hardware they produce! While it's always nice to have "the latest and the greatest"...
Frame Relay Subinterfaces And Split Horizon
by Chris Bryant.Earning your Cisco CCNA and CCNP is a tough proposition, and part of that is the fact that you quickly learn that there’s usually more than one way to do things with Cisco routers – and while that’s generally a good thing, you better know the i...
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Troubleshooting EIGRP
by Chris Bryant.Part of earning your CCNA and CCNP - especially passing the difficult CIT exam - is becoming a master network troubleshooter. Today, we'll take a look at troubleshooting EIGRP and spotting common errors. Most adjacency issues are easily resolve...
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