Many administrators forget—or don’t even realize—that they can configure Dynamic Host Configuration Protocol (DHCP) on Cisco IOS routers and switches. David Davis discusses the pros and cons of this ...

Most IT pros know that using Telnet to manage routers, switches, and firewalls is not exactly a security best practice. Instead, the accepted alternative to Telnet’s lack of security is Secure Shell ...

I can't believe I haven't come across this before, but I'm in a bit of a pickle.<BR><BR>Say you have two 7206VXR boxes in an HSRP setup. Now say you terminate several hundred IPSec tunnels on the HSRP ...

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 ...