David’s Cisco Networking Blog:

Network Management

June 27, 2009  5:52 AM

Spiceworks 4.0 released with Twitter intergration

Posted by: David Davis
Network Management, spiceworks, twitter

nullIn the past, I have taken a look at SpiceWorks network management tool. ISurprisingly, it is a completely free tool and, to add some icing on that cake, they are based out of my home state - Texas. So, when they contacted me to...

December 27, 2008  5:31 AM

10 dumb things you can do to your Cisco router and how to fix them

Posted by: David Davis
Cisco, Network Management, Networking

I was shocked! My latest Cisco networking article was VERY popular and I didn't expect that it would be. So far, it has received over 37 votes and 14 comments. Who knows how many web page impressions it has gotten (well, I guess the webmaster and guy monitoring SEO could tell me but I don't really...

December 26, 2008  3:26 PM

The 10 Cisco IOS Router file management commands you must know

Posted by: David Davis
Cisco, Network Management, Networking

This month I posted another great article over at TechRepublic entitled The 10 Cisco IOS Router file management commands you must...

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December 24, 2008  4:29 AM

Managing Cisco IOS IP Routing Authentication Keys

Posted by: David Davis
Cisco, Network Management, Networking, Routing, Security

Key management is a way of controlling authentication keys used by routing protocols. You can think of these as "passwords" for your routers. Not all routing protocols can use key management. Only DRP Agent, Enhanced Interior Gateway Routing Protocol (EIGRP), and Routing Information Protocol...

December 20, 2008  3:55 AM

5 Networking buzz words you should know

Posted by: David Davis
CCNA, Cisco, Network Management, Networking

In today's quick tip, let me offer 5 Networking "buzz words" you should know:

  1. Get VPN – Group Encrypted Transport – Developed by Cisco in 2006 to allow secure connections over the Internet which is very easy to implement and...

November 18, 2008  8:30 PM

Read my latest article- Use SNMP with VMware ESX to monitor server statistics

Posted by: David Davis
Network Management, Virtualization, VMware

In my latest SearchVMware.com article, I show you, step by step, how to enable and configure SNMP in VMware ESX and ESXi Server. From there, I move on to demonstrating a few different applications that can be used to monitor your VMware ESX Servers using SNMP. Monitoring VMware ESX Servers with...

October 31, 2008  2:46 PM

Prevent router changes from multiple users with Cisco IOS configuration lock

Posted by: David Davis
Cisco, Network Management, Networking, Security

In my latest article, I covered a new Cisco IOS feature used to prevent multipe admins from making changes on a Cisco router IOS, at the same time. This could prevent downtime and outages due to partially implemented or conflicting configurations. Read

October 31, 2008  2:31 PM

PacketTrap Perspective network management – now support VMware Virtualization

Posted by: David Davis
Network Management, Networking, Virtualization, VMware

I attended a webinar put on by PacketTrap network management this week. I was interested to see one of their latest features of their network management system - Perspective. The new feature is VMware Virtualization support.It works like this - PacketTrap uses SNMP to talk to each VMware ESX host...

October 24, 2008  8:09 AM

Configure Cisco routers to save core dumps for troubleshooting crashes

Posted by: David Davis
Cisco, Network Management, Networking

I recently wrote an article for on how to configure your router to send a core dump of all current RAM memory to a TFTP server when/if the router crashes. I believe this is very important to configure on every router so that you can troubleshoot a router crashing issue with the Cisco TAC, when it...

October 15, 2008  8:12 PM

Use extended ping and extended traceroute to better troubleshoot your Cisco network

Posted by: David Davis
Cisco, Network Management, Networking, Routing

In one of my recent articles, I covered how to use the Cisco IOS extended ping and traceroute commands to troubleshoot your network. Knowledge of how these commands work is critical to solving many networking issues. The extended options give you so much power! Read the full article at:

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