3com WX3000 User Manual

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Configuration procedure 
Follow these steps to configure the timeout time factor: 
To do… 
Use the command… 
Remarks 
Enter system view 
system-view 
— 
Configure the timeout time 
factor for the device 
stp timer-factor
 number 
Required 
The timeout time factor defaults to 3.
 
For a steady network, the timeout time can be five to seven times of the hello time. 
Configuration example 
# Configure the timeout time factor to be 6. 
<device> system-view 
[device] stp timer-factor 6 
Configuring the Maximum Transmitting Speed on the Current Port 
The maximum transmitting speed of a port specifies the maximum number of configuration BPDUs a 
port can transmit in a period specified by the hello time parameter. It depends on the physical state of 
the port and network structure. You can configure this parameter according to the network. 
Configure the maximum transmitting speed for specified ports in system view 
Follow these steps to configure the maximum transmitting speed for specified ports in system view: 
To do… 
Use the command… 
Remarks 
Enter system view 
system-view 
— 
Configure the maximum 
transmitting speed for specified 
ports 
stp interface
 interface-list 
transmit-limit packetnum
 
Required 
The maximum transmitting 
speed of all Ethernet ports on a 
device defaults to 10. 
 
Configure the maximum transmitting speed in Ethernet port view 
Follow these steps to configure the maximum transmitting speed in Ethernet port view: 
To do… 
Use the command… 
Remarks 
Enter system view 
system-view 
— 
Enter Ethernet port view 
interface
 interface-type 
interface-number 
— 
Configure the maximum 
transmitting speed 
stp transmit-limit
 packetnum 
Required 
 The maximum transmitting 
speed of all Ethernet ports on a 
device defaults to 10. 
 
As the maximum transmitting speed parameter determines the number of the configuration BPDUs 
transmitted in each hello time, set it to a proper value to prevent MSTP from occupying too many 
network resources. The default value is recommended.