General Troubleshooting and Verification Techniques

A listing of articles discussing CCIE Lab exam troubleshooting.

• Wendell Odom tries the new CCIE v4 troubleshooting section for himself and has some thoughts on how to prep for the CCIE Routing and Switching troubleshooting section.

• From Cisco, a list of error codes and error messages. Also how to create core dumps.

• A MUST READ series of articles from Scott Morris of Internetwork Expert:
  • CCIE troubleshooting part 1
  • CCIE troubleshooting part 2
  • CCIE troubleshooting part 3

• Anthony of Internetwork Expert has an awesome two part series on CCIE R&S toubleshooting: sample trouble tickets (part 1) and sample trouble tickets (part 2). He also reminds us that only routers are present int the v4.0 troubleshooting section.

• TechRepublic's Warren Heaton reminds us of Cisco's 8-Step Method for Network Troubleshooting.

• CCIE Pursuit has a cool method for identifying commands on a system that are on by default.

• Internetwork Expert has a useful list of (mostly) show commands that everyone should find useful on the CCIE Lab.

• Jeremy Stretch has a paper on network troubleshooting called The Science of Network Troubleshooting.

• You can limit your debugs to certain conditions with the debug condition command, thanks to Roy at Route Leaker for pointing that out.

• Dale Davis at TechRepublic has a nice list of debugging tips.

• Terry Slattery suggests using the OSI model in your approach to troubleshooting.

• Cisco router password recovery from Synjunkie.

• Cisco IOS debug command reference.

• CCIE Troubleshooting blog.

• CCIE extrodinaire Narbik has a free CCIE troubleshooting workbook available for download.

Source From: http://www.cciestudywiki.com/wiki/General_Troubleshooting