david davis ccie

Articles

Synchronize a Cisco router's clock with Network Time Protocol (NTP)

May 26, 2005 7:00am PDT

It's critical that all devices on an organization's network display the accurate time and date. If they don't, things can go wrong in a hurry. David Davis explains why Cisco devices need to use...

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Articles

Understand the significance of administrative distance and metrics when working with routers

May 19, 2005 7:00am PDT

When it comes to routing protocols and routes, administrative distance and metrics are two important factors. What exactly do these numbers mean? David Davis introduces you to these two factors...

11 Latest comment by Nam123

Articles

Cisco administration 101: Upgrading routers and switches

May 12, 2005 7:00am PDT

Unless your organization has a dedicated network management group, the task of upgrading routers and switches can fall rather far down the priority list. David Davis discusses why upgrading...

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Articles

Configure DHCP on a Cisco router or switch

May 5, 2005 7:00am PDT

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...

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Articles

Tap into the open source community for Cisco-specific administration tools

April 28, 2005 7:00am PDT

After a couple members mentioned in a discussion how useful open source tools had been with their Cisco administration tasks, David Davis decided to investigate the issue. Find out why he says the...

Downloads

IT Security Policy Checklist

April 27, 2005 12:00am PDT

By David M Davis, CCIE, MCSEAn IT Security Policy should be a place to standardize and document company-wide security practices. This checklist provides a comprehensive list of issues that should...

Provided by: TechRepublic

Articles

Make configuration a snap with the Cisco Network Assistant

April 21, 2005 6:00pm PDT

Are you familiar with the Cisco Network Assistant (CNA), a free tool that helps you configure Cisco devices? David Davis introduces you to this handy tool and compares it to its predecessor, the...

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Articles

Understand the levels of privilege in the Cisco IOS

April 14, 2005 7:00am PDT

Many network administrators who work with the Cisco IOS never bother to think about the level of privilege they're using or what that level means. However, the Cisco IOS actually offers 16...

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Articles

Learn which three tools no Cisco admin should be without

April 7, 2005 7:00am PDT

What's better than a cool tool that makes being a network administrator easier? David Davis shares the top three Cisco administration tools he uses on a daily basis. See which tools he can't live...

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Articles

Be aware of how easily someone can crack a Cisco IOS password

March 31, 2005 8:00am PST

Many administrators don't realize how easily someone could crack a Cisco IOS password, which is actually a rather simple process. Learn how you can lessen the chance of this occuring with your...

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Articles

Restore the Cisco IOS to a router

March 24, 2005 8:00am PST

Have you ever accidentally wiped out the IOS on your router? If you're not paying attention, it can be an easy mistake to make. While you have a few options for rectifying this, your best bet is...

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Articles

Router Configuration 101: Connecting the router to the Internet

March 17, 2005 8:00am PST

This three-part series reviews the basics of setting up a Cisco router. Part 1 discussed how to boot up your new Cisco router, and part 2 explained how to apply IP addresses to interfaces and...

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Articles

Router Configuration 101: Configuring and securing the router

March 10, 2005 8:00am PST

This three-part series reviews the basics of setting up a Cisco router. Part 1 discussed how to boot up your new Cisco router and explained the various router modes. Now, find out how to secure...

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Book Chapters

Cisco CCIE self-study: General networking theory flash cards

March 7, 2005 12:00am PST

This practical study aid, taken from Cisco Press' CCIE Routing and Switching Flash Cards and Exam Practice Pack (CCIE Self-Study), ensures you are prepared for questions in the Cisco Certified...

Provided by: Cisco Press

Articles

Router Configuration 101: Setting up the router

March 3, 2005 8:00am PST

Whether it's been years since you've worked with routers or you're just starting out, it never hurts to review the basics. In the first part of our three-part series, find out how to boot up your...

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Articles

Configure your router to access the consoles of multiple devices

February 24, 2005 8:00am PST

Using a Cisco router and an asynchronous module or a router with built-in async serial ports, you can enjoy full console connectivity to a number of network devices in a room or data center. See...

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Articles

Take advantage of the Cisco IOS Web server on your router

February 17, 2005 8:00am PST

Many network administrators aren't aware that they can use a Cisco router as a Web server. While it's not always the best solution, it can definitely serve in a pinch. Find out how you can take...

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Articles

Master the many uses of the Cisco IOS test command

February 10, 2005 8:00am PST

The Cisco IOS test command can be a very useful and powerful command in both real-world and lab scenarios. Learn the basics of using this command, and find out about several helpful subcommands.

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Articles

Get up to speed on the top five Cisco certification updates

February 3, 2005 8:00am PST

Don't have time to stay current on all the latest requirements of your Cisco certification program? Don't worry: We'll keep you updated. Find out the top five updates to Cisco certification programs.

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Articles

Schedule commands with Cisco IOS' kron

January 27, 2005 6:36pm PST

Command schedulers allow you to run commands, or a sequence of commands, once or on a recurring calendar. Learn how you can use the Cisco IOS command scheduler to back up your router's running...