Chapter 40: RSTP Commands
526 Section VI: Spanning Tree Protocols
“SPANNING-TREE HELLO-TIME” on
page 540
Global
Configuration
Sets the hello time, which defines how
frequently the switch sends spanning
tree configuration information when it
is the root bridge or is trying to
become the root bridge.
“SPANNING-TREE LINK-TYPE” on
page 541
Port Interface Designates point-to-point ports and
shared ports.
“SPANNING-TREE LOOP-GUARD”
on page 542
Port Interface Enables the BPDU loop-guard feature
on the ports.
“SPANNING-TREE MAX-AGE” on
page 543
Global
Configuration
Sets the maximum age parameter,
which defines how long bridge
protocol data units (BPDUs) are
stored by the switch before they are
deleted.
“SPANNING-TREE MODE RSTP” on
page 544
Global
Configuration
Designates RSTP as the active
spanning tree protocol on the switch.
“SPANNING-TREE PATH-COST” on
page 545
Port Interface Specifies the costs of the ports to the
root bridge.
“SPANNING-TREE PORTFAST” on
page 546
Port Interface Designates the ports as edge ports.
“SPANNING-TREE PRIORITY (Bridge
Priority)” on page 547
Global
Configuration
Assigns the switch a priority number.
“SPANNING-TREE PRIORITY (Port
Priority)” on page 549
Port Interface Assigns priority values to the ports.
“SPANNING-TREE RSTP ENABLE”
on page 551
Global
Configuration
Enables RSTP on the switch.
“SPANNING-TREE RSTP PURGE” on
page 552
Global
Configuration
Restores the default settings to all the
RSTP switch and port parameters.
Table 56. Rapid Spanning Tree Protocol Commands
Command Mode Description
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