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Enhancements in Release F.04.08
Configuring Rapid Reconfiguration Spanning Tree (RSTP)
CLI: Configuring RSTP
Viewing the Current Spanning Tree Configuration. Even if Spanning Tree is disabled (the
default configuration), the show spanning-tree config command lists the switch’s full Spanning Tree
configuration, including whole-switch and per-port settings.
Syntax: show spanning-tree configuration
Abbreviation: sho span config
In the default configuration, the output from this command appears similar to the following:
Spanning Tree Commands in This Section Applicable
Protocol
Version
Location
show spanning-tree config both Below on this page
spanning-tree both page 141
protocol-version <rstp | stp> both page 141
force-version <rstp-operation | stp-compatible> RSTP page 142
forward-delay <4 - 30> both page 142
hello-time <1 - 10> both page 142
maximum-age <6 - 40> both page 142
priority <0 - 15 | 0 - 65535> RSTP | STP page 142
<[ethernet] port-list> both page 143
path-cost <1 - 200 000 000> both page 144
priority <0 - 15 | 0 - 65535> RSTP | STP page 144
edge-port RSTP page 144
point-to-point-mac RSTP page 144
mcheck RSTP page 144
mode <norm | fast> STP See the Switch Management and Configuration
Guide for information on STP.
show spanning-tree This command lists additional RSTP/STP monitoring data that is
not covered in this section. See “Spanning Tree Protocol Infor-
mation” in the “Monitoring and Analyzing Switch Operation”
chapter in your Switch Management and Configuration Guide.