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744 Spanning Tree Commands
Default Configuration
BPDU protection is not enabled.
Command Mode
Global Configuration mode
User Guidelines
This command has no user guidelines.
Example
The following example enables BPDU protection.
console(config)#spanning-tree bpdu-protection
spanning-tree cost
Use the spanning-tree cost command in Interface Configuration mode to
configure the external spanning-tree path cost for a port. To return to the
default port path cost, use the no form of this command.
Syntax
spanning-tree cost
cost
no spanning-tree cost
•
cost
— The port path cost. (Range: 0–200,000,000)
Default Configuration
The default cost is 0, which signifies that the cost is automatically calculated
based on port speed.
•
10G Port path cost
— 2000
•
Port Channel
— 20,000
•
1000 mbps (giga)
— 20,000
•
100 mbps
— 200,000
•
10 mbps
— 2,000,000
2CSPC4.XCT-SWUM2XX1.book Page 744 Monday, October 3, 2011 11:05 AM