Allied Telesis AT-9000 Series - Manual (Page 617)

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Chapter 42
STP Commands
The STP commands are summarized in Table 62 and described in detail
within the chapter.
Table 62. Spanning Tree Protocol Commands
Command Mode Description
“NO SPANNING-TREE STP
ENABLE” on page 591 Global
Configuration Disables STP on the switch.
“SHOW SPANNING-TREE” on
page 592 User Exec and
Privileged Exec Displays the STP settings.
“SPANNING-TREE FORWARD-TIME”
on page 594 Global
Configuration Sets the forward time, which specifies
how long the ports remain in the
listening and learning states before
they transition to the forwarding state.
“SPANNING-TREE GUARD ROOT”
on page 595 Port Interface Enables the Root Guard feature on a
port.
“SPANNING-TREE HELLO-TIME” on
page 596 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 MAX-AGE” on
page 597 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 STP” on
page 598 Global
Configuration Designates STP as the active
spanning tree protocol on the switch.
“SPANNING-TREE PATH-COST” on
page 599 Port Interface Specifies the cost of a port to the root
bridge.
“SPANNING-TREE PORTFAST” on
page 600 Port Interface Designates edge ports on the
specified port.