About 146 results
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Manage network broadcasts on Cisco switches using storm control
It's important to protect your organization's LAN from broadcast storms, which can cause network slowdowns if they become severe. David Davis explains how you can easily and quickl...
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Prevent IP spoofing with the Cisco IOS
In a typical IP address spoofing attempt, the attacker fakes the source of packets in order to appear as part of an internal network. David Davis tells you three ways you can make ...
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Automate changes to your Cisco router with Kiwi CatTools
David Davis is always open to learning about new tools that help simplify Cisco administration, so when TechRepublic members told him about Kiwi CatTools, he decided to take a look...
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Will an open source router replace your Cisco router?
How do Vyatta's open source routers stack up to Cisco? David Davis took one for a test drive to find out. Get the details on Vyatta's offerings, and get David's first impressions o...
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Prepare Cisco devices for Daylight Saving Time changes
Daylight Saving Time comes early this year: Are your Cisco devices ready for the change? David Davis tells you two ways to make sure your Cisco routers and switches reflect the cor...
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Buying the best switch: Linksys vs. Cisco
You may think of Linksys as the consumer-grade switch vendor, but the company boasts a line of Business Series switches as well. How do they stack up against Cisco switches? David ...
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Learn about changes to Cisco's CCNP certification
Cisco has made some substantial modifications to the exams required for its CCNP certification, and these changes took effect at the beginning of the year. Let David Davis walk you...
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Cisco administration 101: Learn the difference between PIX and ASA
While Cisco introduced the Adaptive Security Appliance (ASA) in 2005, its PIX firewall is still alive and kicking. Which one is best for your organization's needs? David Davis deta...
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Analyze traffic on switch ports with SPAN and RSPAN
While the ability to monitor your network traffic is critical, the process is different on a switch than on a router. In this edition of Cisco Routers and Switches, David Davis tel...
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Control unwanted traffic on your Cisco router with CAR
If you're sick of unnecessary traffic clogging up your network, you don't have to take it anymore. You can manage that unwanted traffic using committed access rate (CAR)—or "rate l...