IOS

Best Practices and Securing Cisco IOS
Everyone has different views on hardening IOS, and while I do not claim to be an expert, these are the practices that I commonly use when bringing up a new device. If you see …
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IOS Embedded Packet Capture
Tired of setting up SPAN sessions? Need to do some packet analysis? Since IOS 12.4(20)T Cisco has made
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Petition Cisco for Educational IOS Licensing
Greg Ferro of Etheralmind.com has started a petition asking Cisco to embrace those who pursue Cisco’s certifications a …
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IOS ACL Resequencing
This is one of those tricks you wish you learned about 10 years ago, but never did. You know how easy it is to mess up a nice looking access list. You get one setup on the router, …
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An Essential Alias for Forgetful Engineers Like Myself (updated)
How many times a day do you issue a show command from configuration mode ? If you’re anything like me, its enough to get annoying. Luckily Cisco has given us the ability to user …
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Cisco IOS Tips and Tricks
So, I’m sure these have been posted almost on every networking blog under the sun, but who knows, right? Here are a few tips and tricks to help you move around the IOS a bit …
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Cisco IOS Naming Conventions
As I started building this lab, I realized that I had to find a refresher course on the IOS naming conventions. They have gone through a number of revisions through the years, but …
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