Configuring Timers Of Mstp - H3C S5500-EI series Operation Manual

Operation Manual – MSTP
H3C S5500-EI Series Ethernet Switches

1.3.7 Configuring Timers of MSTP

MSTP involves three timers: forward delay, hello time and max age. You can configure
these three parameters for MSTP to calculate spanning trees.
I. Configuration procedure
Follow these steps to configure the timers of MSTP:
Enter system view
Configure the forward
delay timer
Configure the hello time
timer
Configure the max age
timer
These three timers set on the root bridge of the CIST apply on all the devices on the
entire switched network.
To do...
system-view
stp timer forward-delay
centi-seconds
stp timer hello
centi-seconds
stp timer max-age
centi-seconds
Use the command...
1-27
Chapter 1 MSTP Configuration
Remarks
—
Optional
1,500 centiseconds (15
seconds) by default
Optional
200 centiseconds (2
seconds) by default
Optional
2,000 centiseconds (20
seconds) by default