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Chapter 55, Stp commands, Spanning tree protocol commands – Allied Telesis AT-8100 Series User Manual

Page 803

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Chapter 55

STP Commands

The STP commands are summarized in Table 90 and described in detail
within the chapter.

Table 90. Spanning Tree Protocol Commands

Command

Mode

Description

“NO SPANNING-TREE STP
ENABLE” on page 805

Global
Configuration

Disables STP on the switch.

“SHOW SPANNING-TREE” on
page 806

User Exec and
Privileged Exec

Displays the STP settings.

“SPANNING-TREE FORWARD-TIME”
on page 808

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 809

Port Interface

Enables the Root Guard feature on a
port.

“SPANNING-TREE HELLO-TIME” on
page 810

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 811

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 812

Global
Configuration

Designates STP as the active
spanning tree protocol on the switch.

“SPANNING-TREE PATH-COST” on
page 813

Port Interface

Specifies the cost of a port to the root
bridge.

“SPANNING-TREE PORTFAST” on
page 814

Port Interface

Designates edge ports on the
specified port.