Lenovo RackSwitch G8264CS Cli Command Reference page 422

RSTP/PVRST Configuration
422
G8264CS Command Reference for ENOS 8.4
The following table describes the commands used to configure the Rapid Spanning
Tree (RSTP) and Per VLAN Rapid Spanning Tree Protocol (PVRST) protocols.
Table 218.
RSTP/PVRST Configuration Options
Command Syntax and Usage
boot spanning­tree max­instances {128|256}
Configures the maximum number of Spanning Tree Groups (STGs) that can be
used on the switch.
The default value is 128.
Note: The switch needs to be reloaded for the configuration to take effect.
Command mode: Global configuration
no boot spanning­tree max­instances
Reset the maximum number of STGs available on the switch to the default
value of 128.
Note: The switch needs to be reloaded for the configuration to take effect.
Command mode: Global configuration
[no] spanning­tree stp <1‐256> enable
Globally enables or disables Spanning Tree Protocol.
STG is turned on by default.
Command mode: Global configuration
spanning­tree stp <1‐256> vlan <VLAN ID (1‐4094)>
Associates a VLAN with a Spanning Tree Group and requires a VLAN ID as a
parameter. If the VLAN does not exist, it will be created automatically, but it
will not be enabled by default.
Command mode: Global configuration
no spanning­tree stp <1‐256> vlan {<VLAN ID (1‐4094)>|all}
Breaks the association between a specified VLAN or all VLANs and a
Spanning Tree Group and requires a VLAN ID as a parameter.
Command mode: Global configuration
default spanning­tree stp <1‐256>
Restores a Spanning Tree instance to its default configuration.
Command mode: Global configuration