248
Spanning-Tree Commands
show spanning-tree
Use the
show
spanning-tree
privileged EXEC command to show spanning tree configuration.
Syntax
show
spanning-tree
[
ethernet
interface-number
|
port-channel
port-channel-number
] [
instance
instance-id
]
show
spanning-tree [detail] [active | blockedports]
[
instance
instance-id
]
show
spanning-tree mst-configuration
•
detail
— Display detailed information.
•
active
— Display active ports only.
•
blockedports
— Display blocked ports only.
•
mst-configuration
— Display the MST configuration identifier.
•
interface-number
— Ethernet port number. (Rang:Valid Ethernet port).
•
port-channel-number
— Port channel index.(Rang:Valid Ethernet port).
•
instance-id
— ID associated with a spanning-tree instance.(0 - Product Specific)
Default Configuration
Disabled.
Command Modes
Privileged EXEC
User Guidelines
• This command can be enabled when all the ports are Access ports.
• This command is relevant in MSTP mode only.
• When this feature is enabled, incoming IEEE RSTP/STP packets would be mapped to the
MSTP instance according to the port’s VLAN. Outgoing MSTP packets would be mapped to
IEEE RSTP/STP packets according to the port’s VLAN.
Example
The following exampl
e
displays spanning tree configuration.
Spanning tree enabled mode RSTP
Default port cost method: long
Root ID
Priority
32768
Address
00:01:42:97:e0:00
Summary of Contents for PowerConnect 5316M
Page 1: ...w w w d e l l c o m s u p p o r t d e l l c o m Dell PowerConnect 5316M CLI Reference Guide ...
Page 19: ...Contents 19 show dot1x advanced 356 ...
Page 20: ...20 Contents ...
Page 44: ...24 Command Groups ...
Page 56: ...36 Command Modes ...
Page 66: ...46 Using the CLI ...
Page 92: ...72 Address Table Commands ...
Page 108: ...88 Clock ...
Page 140: ...120 Ethernet Configuration Commands ...
Page 156: ...136 IGMP Snooping Commands ...
Page 178: ...158 Line Commands ...
Page 188: ...168 LLDP Commands ...
Page 198: ...178 PHY Diagnostics Commands ...
Page 206: ...186 Port Monitor Commands ...
Page 216: ...196 QoS Commands ...
Page 238: ...218 RMON Commands ...
Page 258: ...238 SNMP Commands ...
Page 284: ...264 Spanning Tree Commands ...
Page 294: ...274 SSH Commands ...
Page 304: ...284 Syslog Commands ...
Page 332: ...312 User Interface ...
Page 348: ...328 VLAN Commands ...
Page 360: ...340 Web Server ...