All Posts

"...but the network is still slow." You've dropped everything to jump on an urgent troubleshooting conference call. A vital application has started running slowly and the business is hurting. Everyone looks at you and says "the network is slow!" I recently shared how I troubleshoot "the network is slow" complaints in under 30 minutes. Using this data-driven method, the routers and switches in the network are systematically checked and verified. But what happens when the route

"The network is slow."  I've heard this at 3am, in conference rooms, and in Slack channels more times than I can count. And about 80% of the time, after I dig into it, the network is fine. The problem is somewhere else entirely.   But here's the thing—you can't just say 'it's not the network' and walk away. You need data to either find the problem or clear the network so troubleshooting can move forward.  Over the years, I've developed a systematic approach based on Brendan G