Dell PowerConnect 5448 User's Guide - Page 317
Configuring Multiple Spanning Tree
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Defining Rapid STP Parameters Using CLI Commands The following table summarizes the equivalent CLI commands for defining Rapid STP parameters as displayed in the Rapid Spanning Tree (RSTP) page. Table 7-22. RSTP Settings CLI Command CLI Command Description spanning-tree link-type {point-to-point | shared} Overrides the default link-type setting. spanning tree mode {stp | rstp} Configure the spanning tree protocol currently running. clear spanning-tree detected-protocols [ethernet interface | port- Restarts the protocol migration process. channel port-channel-number] show spanning-tree [ethernet interface | port-channel portchannel-number] Displays spanning tree configuration. The following is an example of the CLI commands: Console(config)# interface ethernet g5 Console(config-if)# spanning-tree link-type shared Configuring Multiple Spanning Tree MSTP operation maps VLANs into STP instances. Multiple Spanning Tree provides differing load balancing scenario. For example, while port A is blocked in one STP instance, the same port is placed in the Forwarding State in another STP instance. In addition, packets assigned to various VLANs are transmitted along different paths within Multiple Spanning Trees Regions (MST Regions). Regions are one or more Multiple Spanning Tree bridges by which frames can be transmitted. To open the MSTP Settings page, click Switch → Spanning Tree → MSTP Settings in the tree view. Configuring Device Information 317