SMC Networks 1000BASE-X 用户手册

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页码 178
S
PANNING
 T
REE
 A
LGORITHM
 (STA)
3-25
Spanning Tree Configuration
The following figures and tables describe Bridge STA configuration. 
Switch
When the Switch Becomes Root
Parameter
Default
Description
Usage
Enabled
Enable this parameter to participate in an STA 
compliant network.
Priority
32,768
Device priority is used in selecting the root device, 
root port, and designated port.  The device with the 
highest priority becomes the STA root device. 
(Remember that the lower the numeric value, the 
higher the priority.) However, if all devices have the 
same priority, the device with the lowest MAC 
address will then become the root device.  
Range: 0 - 65535
Parameter
Default
Description
Hello Time
2
The time interval (in seconds) at which the root device 
transmits a configuration message. 
The minimum value is 1.  
The maximum value is the lower of 
10 or [(Max. Message Age / 2) -1].