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- Access the Cisco CLI with one of these five terminal emulators
- The best way to manage the Cisco IOS is through a terminal emulator using the command-line interface CLI. What's the best terminal emulator to use? David Davis asked TechRepublic members, and he's got five options for you to choose from. In a recent article, I discussed creating a ...
- Tags: Microsoft Access, SSH, Cisco Systems Inc., SecureCRT, Telnet, Microsoft Windows, Operating systems, David Davis CCIE, MCSE+I, SCSA, SecureCRT PuTTY, terminal emulator, emulator, Cisco CLI, Cisco Routers and Management Newsletter, Router, TeraTerm Pro, David Davis, Networking, Software
- Technical articles 2007-05-31
- Get a better grasp of Cisco commands with the Output Interpreter
- Have you ever entered a Cisco command and been completely overwhelmed by its output? Some commands can return dozens of pages of output, and it's easy to feel like it's in a foreign language. David Davis tells you how Cisco's Output Interpreter acts as your translator in the language of...
- Tags: Cisco Systems Inc., Output Interpreter, PRODUCTIVITY, Figure B, David Davis CCIE, MCSE+I, SCSA, tool, Cisco IOS, Cisco Routers and Management Newsletter, Router, Output, Command, Cisco Output Interpreter, David Davis, Routers & Switches, Networking
- Technical articles 2007-05-24
- Roll back changes on your Cisco router with this command
- What happens if you've made changes to your router's configuration and something goes wrong? How can you get back to where you started? David Davis tells you about a command that helps you roll back changes while minimizing downtime. Have you ever made changes to your Cisco router or...
- Tags: Cisco Router, Cisco Systems Inc., David Davis, Routers & switches, Network technology, NETWORKING, David Davis CCIE, MCSE+I, SCSA, router, running-config, downtime, Cisco Routers and Management Newsletter, Command
- Technical articles 2007-05-17
- Configure Cisco routers to use Active Directory authentication -- the router side
- Did you know that you can leverage the Windows Active Directory username/password database to log in to your Cisco routers and switches? Last time, David Davis explained how to install, configure, and troubleshoot Windows' Internet Authentication Service IAS. To wrap up this series, this week he tells you how to...
- Tags: Cisco Router, Microsoft Windows Active Directory, RADIUS, IP, Cisco Systems Inc., Routers & switches, Network technology, NETWORKING, Network security, David Davis CCIE, MCSE+I, SCSA, router, authentication, IP address, server, Cisco Routers and Management Newsletter, Microsoft Windows, David Davis, R1-871W, Security
- Technical articles 2007-05-10
- Configure Cisco routers to use Active Directory authentication -- the Windows side
- Did you know that you can leverage the Windows Active Directory username/password database to log in to your Cisco routers and switches? In this two-part series, David Davis walks you through the process. This time, he explains how to install, configure, and troubleshoot Windows' Internet Authentication Service IAS. If...
- Tags: Cisco Router, Microsoft Windows Active Directory, Cisco Systems Inc., Internet Authentication Service, Internet, Microsoft Windows, Routers & switches, Network technology, NETWORKING, authentication, David Davis CCIE, MCSE+I, SCSA, router, Cisco Routers and Management Newsletter, David Davis, Add, Figure M, Operating Systems, Software
- Technical articles 2007-05-02
- What's the best Cisco router configuration and management tool?
- It's rare to be able to accomplish everything you need using only the Cisco IOS; the reality is that additional tools are necessary. Because of the plethora of tools available, the challenge is selecting the right tools. David Davis is on a mission to compile the ultimate list of Cisco...
- Tags: Cisco Router, Cisco Systems Inc., PRODUCTIVITY, router, David Davis CCIE, MCSE+I, SCSA, tool, Cisco Routers and Management Newsletter, Reality, David Davis
- Technical articles 2007-04-25
- Cisco administration 101: What you need to know about default routes
- Default routes tell routers and switches where to go to if they don't have a specified route in their routing table. David Davis reviews the basics of default routes, explains how to configure a static route, and tells you how to distribute a default route. Just as a PC...
- Tags: IP, Cisco Systems Inc., Routers & switches, Network technology, NETWORKING, David Davis CCIE, MCSE+I, SCSA, default route, router, PC, Cisco Routers and Management Newsletter, Route, Network, Administration, David Davis
- Technical articles 2007-04-19
- Configure WCCP on your Cisco IOS router
- What is the Web cache communications protocol WCCP, and how can it help you? David Davis introduces you to WCCP, tells you about its advantages, and explains how to configure it on a Cisco router. You can use the Web cache communications protocol WCCP to redirect traffic (usually...
- Tags: Web, Cisco IOS, Cisco Systems Inc., Routers & switches, Channel management, Network technology, NETWORKING, Web browser, David Davis CCIE, MCSE+I, SCSA, Web cache communications protocol, router, Cisco Routers and Management Newsletter, David Davis, Marketing
- Technical articles 2007-04-12
- Prevent outbound IP spoofing with the Cisco IOS
- David Davis recently discussed how to prevent inbound IP spoofing, but outbound spoofing also poses a threat to your organization. Find out how to prevent outbound IP spoofing, and learn other steps you can take to keep malicious users from taking advantage of your network. In a recent article,...
- Tags: Cisco IOS, IP, Cisco Systems Inc., Internet, Network technology, NETWORKING, E-mail, David Davis CCIE, MCSE+I, SCSA, IP address, network, Cisco Routers and Management Newsletter, Router, Traffic, David Davis
- Technical articles 2007-04-05
- 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 quickly defend your network by configuring storm control on each Cisco switch interface. Network broadcasts can create a huge amount of traffic...
- Tags: Cisco Systems Inc., NETWORKING, LANs, David Davis CCIE, MCSE+I, SCSA, network, unicast, Cisco Routers and Management Newsletter, Cisco Catalyst, Broadcast, David Davis
- Technical articles 2007-03-22
- 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 an attacker's life more difficult—and prevent IP address spoofing. As you know, the Internet is rife...
- Tags: Cisco IOS, IP, Cisco Systems Inc., Network technology, NETWORKING, Routers & switches, network, David Davis CCIE, MCSE+I, SCSA, IP address, router, Cisco Routers and Management Newsletter, David Davis
- Technical articles 2007-03-14
- 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. See what David thinks about using CatTools for router administration tasks, and find out if this toolset can make your...
- Tags: Cisco Router, Cisco Systems Inc., Kiwi CatTools, Routers & switches, router, David Davis CCIE, MCSE+I, SCSA, Kiwi Syslog, Cisco Routers and Management Newsletter, Device, David Davis, Network Technology, Networking
- Technical articles 2007-03-08
- 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 of using one. Vyatta is an open source company that hopes to take the XORP (i.e., extensible...
- Tags: Cisco Router, Cisco Systems Inc., Vyatta, Routers & switches, Network technology, NETWORKING, David Davis CCIE, MCSE+I, SCSA, open source, router, Cisco Routers and Management Newsletter, Site, Open Source Router, David Davis, Ethernet
- Technical articles 2007-03-01
- 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 correct time after March 11. The word is out about Daylight Saving Time DST. In case you've...
- Tags: Cisco Systems Inc., Daylight Saving Time, David Davis CCIE, MCSE+I, SCSA, Cisco-device, Cisco IOS, router, Cisco Routers and Management Newsletter, Cisco Router, David Davis
- Technical articles 2007-02-22
- 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 Davis offers a point-by-point comparison. When it comes to routers and switches, most IT pros associate Cisco...
- Tags: Cisco Systems Inc., Home networking, David Davis CCIE, MCSE+I, SCSA, Linksys, Cisco Routers and Management Newsletter, Linksys Inc., David Davis, Networking, Personal Technology
- Technical articles 2007-02-15
- 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 through these changes. Last year, Cisco made some important modifications to its Cisco Certified Network Professional CCNP certification...
- Tags: Cisco Systems Inc., Cisco Certified Network Professional, Quality, David Davis CCIE, MCSE+I, SCSA, certification, network, Cisco Routers and Management Newsletter, Exam, David Davis, Cisco Certified Network Professional Program, BCMSN, Business Operations
- Technical articles 2007-02-08
- 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 details each product's offerings and compares the two. For many years, the Cisco PIX has been the established Cisco firewall....
- Tags: Cisco Systems Inc., Cisco PIX Firewall, Network security, David Davis CCIE, MCSE+I, SCSA, Cisco ASA, Adaptive Security Appliance, PIX, firewall, Cisco Routers and Management Newsletter, Administration, Cisco Adaptive Security Appliance, David Davis, Firewalls, Security, Networking
- Technical articles 2007-02-01
- 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 limiting." David Davis tells you how in this edition of Cisco Routers and Switches. Committed access rate CAR—or "rate limiting"—is...
- Tags: Cisco Router, Cisco Systems Inc., NETWORKING, Network technology, David Davis CCIE, MCSE+I, SCSA, router, Committed access rate, access control list, Cisco Routers and Management Newsletter, Traffic, Access Control, David Davis, Routers & Switches
- Technical articles 2007-01-18
- Configure a Cisco PIX Firewall with this template
- Configuring a new Cisco PIX Firewall can be challenging and time-consuming. Why not automate the process with an Excel template? We've done most of the work for you by creating a downloadable template. David Davis has the details in this edition of Cisco Routers and Switches. Configuring a new...
- Tags: Cisco Systems Inc., Cisco PIX Firewall, Firewalls, Network security, David Davis CCIE, MCSE+I, SCSA, PIX, firewall, Cisco Routers and Management Newsletter, Configuration, Microsoft Excel, Template, David Davis, Networking
- Technical articles 2007-01-11
- Get better performance with Cisco Express Forwarding (CEF)
- Cisco Express Forwarding CEF can result in faster switching and enable advanced features in the Cisco IOS. David Davis introduces you to CEF and its benefits in this article. There are times while working in the Cisco IOS that, to configure a certain feature, you must enable Cisco...
- Tags: IP, Cisco Express Forwarding, Forwarding Information Base, Network technology, Routers & switches, NETWORKING, David Davis CCIE, MCSE+I, SCSA, performance, router, Cisco Routers and Management Newsletter, Cisco Systems Inc., David Davis
- Technical articles 2007-01-03
