Today I want to walk you through a problem that many of us face in real-world environments—STP flapping. If you’ve ever dealt with mysterious connectivity drops, unstable MAC tables, or users yelling, “The network is slow!” with no obvious root cause—there’s a good chance Spanning […]
![Troubleshooting STP Flapping: Fix Network Instability with Confidence [CCNP Enterprise]](https://networkjourney.com/wp-content/uploads/2025/07/Troubleshooting-STP-Flapping-Fix-Network-Instability-with-Confidence_networkjourney-1.png)
![Mastering PortFast, BPDU Guard & Loop Guard: STP Protection Techniques Explained with Lab & CLI. [CCNP ENTERPRISE]](https://networkjourney.com/wp-content/uploads/2025/06/Mastering-PortFast-BPDU-Guard-Loop-Guard_networkjourney.png)