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 ...

Use the Cisco IOS archive command to archive your router’s configuration Your email has been sent David Davis introduces the Archive command in Cisco, which you can configure to log all commands on ...

Wendell Odom, Cisco press author, instructor and blogger was recently a repeat guest for Network World chat. Attendees asked him the best ways to build a home lab, which certifications still have ...

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 ...

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 ...

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 ...

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 ...