STP – Configuring and verifying Root Bridge, behaviors from configs, Priority configruation + sys-id-ext labbed!

For this lab I will be using the STP Topology with the default link states shown above, however I have reduced the additional VLANs to 10 / 20 / 30, to generate less output when comparing STP behaviors from changing the Root Bridge on specific VLANs. SW1 will be made the Root Bridge for VLAN … Continue reading STP – Configuring and verifying Root Bridge, behaviors from configs, Priority configruation + sys-id-ext labbed!

 STP – Spanning-Tree Protocol Fundamentals, Root Bridge Election, BIDs and BPDUs, STP Port Roles / States!

This is an example of STP doing what it does best, and that is putting the Amber lit port 2 in "Blocking" state, to prevent a Switching Loop from forming. This is the logical Topology for a better idea of what's plugged into what: This post is focused on the "original" STP, all the fundamentals … Continue reading  STP – Spanning-Tree Protocol Fundamentals, Root Bridge Election, BIDs and BPDUs, STP Port Roles / States!