Network security relies heavily on passwords. Cisco routers use passwords to ensure that only "trusted" users can perform certain services. In this Daily Drill Down, Todd Lammle takes you on a journey ...

Hi, I need some help understanding the VPN setup on a Cisco 800 series router that we use to communicate with one of our clients. If possible I would like to move this VPN from the Cisco box to an ...

What is AAA and how do you configure it in the Cisco IOS? Your email has been sent When it comes to network security, AAA is a requirement. Here is what each of these are used for and why you should ...

If you go to EBay, and search on “Cisco router”, you get a lot of hits (over 7000 just a few minutes ago.) It can be quite daunting if you’re early into your CCENT or CCNA study, three chapters into ...

Do you need two routers to practice routing commands for CCNA? Or do you really need 3 – or even 4? Likewise for CCNP, or one of the CCNA concentrations? And what topology do you need to use – which ...

This month's article will introduce network router programming. If you have not worked with IT infrastructure, you may be surprised at the number of options and possible configurations available to ...

Previous articles (Part one, Part two) in this series on implementing VPN gateways using Cisco routers discussed the IPsec protocol and basic IPsec VPN connection models. Now we'll learn how to ...