Troubleshooting lab is designed for a CCIE candidate to fix an issues of a pre-configured network. Tickets are very well defined as well as the expected behavior. There are about 10 tickets presented, some are worth 2 points and some 3 points. The troubleshooting lab has an automatic cutoff time after 120 minutes. All devices are virtualized using Cisco’s IOU (IOS on Unix).
The way I approached the troubleshooting section is by reading all of the tickets first. Yes, that will eat up about 10 minutes of your allocated 120 minutes, but it is well worth it. During the initial read, I created a table which tracked: