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 ...

Using quality of service (QoS) on Cisco network devices helps provide both bandwidth and priority to certain types of network traffic. In this edition of Cisco Routers and Switches, David Davis walks ...

So I've got this Network Security clas this semester. Our latest project is to configure two Cisco 2611XM routers, while paying special attention to the firewall settings. So, I go to the lab tonight ...

If you're running a small business with more than one computer, routers are usually a necessity. Routers provide small businesses with added security, a link between computer systems and extra ...

When Cisco released the Valet Plus ($90, 4.5 stars), it had raised the bar for wireless router setup. Other vendors, I predicted, were sure to follow suit. Since then, most of the newer routers on the ...

Here’s a book you’re going to love if you’re anything like me. If you’re a busy systems administrator who just happens to have responsibility for a number of Cisco routers and switches, you probably ...

Cisco’s new Valet Plus wireless router doesn’t promise a whole bunch of fancy features or apps. What it does promise is that you can set it up and have a secure, working wireless Internet connection ...

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 ...