Multiple Instance
Troubleshooting an MSTP Configuration
Troubleshooting an MSTP Configuration
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This section describes the show
Note that the show
■All MST instances
■All ports used in one MST instance
■A specific port or several ports used in one MST instance
Also, you can display the change history for the root (bridge) switch used as the single forwarding path for:
■All MST regions, STP bridges, and RSTP bridges in an STP network
■All VLANs on MSTP switches in a region
■All VLANs on MSTP switches in an MST instance
Displaying the Change History of Root Bridges
The show
■Common Spanning Tree (cst): Provides connectivity in a bridged network between MST regions, STP LANs, and RSTP LANs.
■Internal Spanning Tree (ist): Provides connectivity within an MST region for VLANs associated with the default Common and Internal Spanning Tree (CIST) instance in your network (VLANs that have not been mapped to an MST instance).