Everyone who’s worked in TAC can tell you their nightmare case–the type of case that, when they see it in the queue, makes them want to run away, take an unexpected lunch break, and hope some other engineer grabs it. The nightmare case is the case you know you’ll get stuck on for hours, on […]
Tag: troubleshooting
TAC Tales #13: All Zeros
A common approach for TAC engineers and customers working on a tough case is to just “throw hardware at it.” Sometimes this can be laziness: why troubleshoot a complex problem when you can send an RMA, swap out a line card, and hope it works? Other times it’s a legitimate step in a complex process […]
TAC Tales #7: “Just slam it in!”
When I first started at TAC, I wasn’t allowed to take cases by myself. If I grabbed a case, I had to get an experienced engineer to help me out. One day I grabbed a case on a Catalyst 6k power supply, and asked Veena (not her real name) to help me on the case. […]
TAC Tales #2: How to troubleshoot
The case came in P1, and I knew it would be a bad one. One thing you learn as a TAC engineer is that P1 cases are often the easiest. A router is down, send an RMA. But I knew this P1 would be tough because it had been requeued three times. The last engineer […]