Operation Manual – MSTP
Quidway S3100 Series Ethernet Switches
Chapter 1 MSTP Configuration
Huawei Technologies Proprietary
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Forward delay parameter) for them to turn to the forwarding state. The period ensures
that the newly generated configuration BPDUs to propagate across the entire network.
z
The Hello time parameter is for link testing.
A switch regularly sends hello packets to other switches in the interval specified by the
Hello time parameter to test the links.
z
The Max age parameter is used to judge whether or not a configuration BPDU is
obsolete. Obsolete configuration BPDUs will be discarded.
I. Configuration procedure
Table 1-10
Configure MSTP time-related parameters
Operation
Command
Description
Enter system view
system-view
—
Configure the
Forward delay
parameter
stp timer forward-delay
centiseconds
Required
The Forward delay parameter
defaults to 1,500
centiseconds (15 seconds).
Configure the Hello
time parameter
stp timer hello
centiseconds
Required
The Hello time parameter
defaults to 200 centiseconds
(2 seconds).
Configure the Max
age parameter
stp timer max-age
centiseconds
Required
The Max age parameter
defaults to 2,000
centiseconds (20 seconds).
All switches in a switched network adopt the three time-related parameters configured
on the CIST root bridge.