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S
PANNING
T
REE
C
OMMANDS
4-181
spanning-tree
This command enables the Spanning Tree Algorithm globally for the switch. Use
the
no
form to disable it.
Syntax
[
no
]
spanning-tree
Default Setting
Spanning tree is enabled.
Command Mode
Global Configuration
Command Usage
The Spanning Tree Algorithm (STA) can be used to detect and disable
network loops, and to provide backup links between switches, bridges
or routers. This allows the switch to interact with other bridging
devices (that is, an STA-compliant switch, bridge or router) in your
spanning-tree
spanning-disabled
Disables spanning tree for an interface IC
4-188
spanning-tree cost
Configures the spanning tree path cost
of an interface
IC
4-188
spanning-tree
port-priority
Configures the spanning tree priority of
an interface
IC
4-189
spanning-tree edge-port Enables fast forwarding for edge ports IC
4-190
spanning-tree portfast
Sets an interface to fast forwarding
IC
4-191
spanning-tree link-type
Configures the link type for RSTP
IC
4-192
spanning-tree
protocol-migration
Re-checks the appropriate BPDU
format
PE
4-193
show spanning-tree
Shows spanning tree configuration for
the common spanning tree (i.e., overall
bridge), or a selected interface.
PE
4-194
Table 4-53 Spanning Tree Commands (Continued)
Command
Function
Mode Page
Содержание 6128L2
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Страница 21: ...CONTENTS xvii Glossary Index ...
Страница 22: ...CONTENTS xviii ...
Страница 26: ...TABLES xxii ...
Страница 40: ...INTRODUCTION 1 10 ...
Страница 54: ...INITIAL CONFIGURATION 2 14 ...
Страница 193: ...PORT CONFIGURATION 3 139 Figure 3 61 Displaying Etherlike and RMON Statistics ...
Страница 257: ...QUALITY OF SERVICE 3 203 Figure 3 90 Configuring Policy Maps ...
Страница 313: ...COMMAND GROUPS 4 13 PE Privileged Exec VC VLAN Database Configuration ...
Страница 592: ...TROUBLESHOOTING B 4 ...
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