Monitoring Spanning Tree Protocol Configuration Status Table 4: Commands for Displaying STP Configuration Status Displays STP configuration information on active interfaces only. show spanning-tree active Displays a detailed summary of interface information. show spanning-tree detail Displays STP configuration information for the specified VLAN. show spanning-tree vlan vlan-id Displays STP configuration information for the specified interface. show spanning-tree interface interface-id Displays STP portfast information for the specified interface. show spanning-tree interface interface-id portfast Displays a summary of interface states or displays the total lines of t state section.
show spanning-tree summary [ totals ] To clear STP counters, use the clear spanning-tree [ interface i nterface-id ] privileged EXEC command. Additional References for Spanning Tree Protocol Related Documents Feature History for Spanning Tree Protocol This table provides release and related information for features explained in this module. These features are available on all releases subsequent to the one they were introduced in, unless noted otherwise. Table 5: New Feature History Configuring Spanning Tree Protocol Monitoring Spanning Tree Protocol Configuration Status Related Topic Document Title For complete syntax and usage information for the commands used in this chapter.
See the Layer 2/3 Commands section of theCommand Reference (Catalyst 9300 Series Switches) Release Feature Feature Information Cisco IOS XE Everest 16.5.1a Spanning Tree Protocol STP is a Layer 2 link management protocol that provides path redundancy while preventing loops in the network. Cisco IOS XE Gibraltar 16.11.1 Spanning Tree Instances The number of supported spanning tree instances was increased to 256. Configuring Spanning Tree Protocol 22