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Joe

Senior Network Engineer, technology enthusiast, guitar and bass player. Joe Wilson is the creator of RouterFreak.com as well as other niche websites that can be found around on the Internets.

Understanding Wild Card Masks

wild card masks

Many engineers (at one time myself too) believe they understand wild card masks. If you ask someone they will most likely tell you that a wild card mask is just the opposite or reverse of a subnet mask. Unfortunately this isn’t quite correct. Yes, at first glance a wild card …

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Is Your Bandwidth Getting Too Big for Your Pipes?

Today many companies and IT departments are seeing their current DS3’s being utilized to their maximum ability.  Many are hitting their daily throughput of 40-45Mbs and don’t know what the best migration path might be.  With most companies still using serial HSSI interfaces that can’t be upgraded where do you …

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Can’t write mem on ASA

Today while working on a config of a new ASA5510 I ran into a very strange error that I wanted to share with you. I was configured the ASA as usual. When I was finished, I issued the standard “write mem” and saw the most bizarre error message… asa# wr …

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2521, 2522 Frame Relay

A frame relay switch is an invaluable part of any Cisco home lab, whether it’s for the CCNA, CCNP, or CCIE. One of the main subject on any of the Cisco CCNA and CCNP certification exams is using and understanding Frame Relay. Frame Relay, sometimes considered a poor mans ATM, …

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Review: WAN Optimization Solutions

Riverbed diagram

I recently had the opportunity to test out and implement some of the top WAN optimization products on the market today. I was amazed at the science behind these awesome devices and how they were able to “speed” up long distance data transfers. WAN Optimization has been a bit of …

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Is Your Network Getting Backed Up?

Backup

Once your network is designed, installed and your users are happy, you next need to setup tools to keep an eye on things. There are many Network management tools available to provide us with the means to analyze what’s happening on the network. There are also a whole lot of …

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Bandwidth Solutions For Hungry Companies

bandwidth

Every business needs bandwidth solutions of some sort. For many businesses that require large amounts of bandwidth finding just the right solution….from a cost and application standpoint….can be a confusing process. It doesn’t have to be if you understand what to base your decision on. Like anything in information technology, …

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