Spanning-Tree Hello-Time - Allied Telesis CentreCOM FS980M/9 Command Reference Manual

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PANNING REE OMMANDS
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SPANNING TREE HELLO TIME

spanning-tree hello-time

Overview Use this command to set the hello-time. This sets the time in seconds between the
transmission of device spanning tree configuration information when the device is
the Root Bridge of the spanning tree or is trying to become the Root Bridge.
Use this command for RSTP, STP or MSTP.
Use the no variant of this command to restore the default of the hello time.
spanning-tree hello-time <hello-time>
Syntax
no spanning-tree hello-time
Default Default is 2 seconds.
Mode Global Configuration and Interface Configuration for switch ports.
Usage The allowable range of values is 1-10 seconds.
The forward delay, max-age, and hello time parameters should be set according to
the following formula, as specified in IEEE Standard 802.1d:
2 x (forward delay - 1.0 seconds) >= max-age
max-age>= 2 x (hello time + 1.0 seconds)
Example awplus#
awplus(config)#
Related spanning-tree forward-time
Commands
spanning-tree max-age
show spanning-tree
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Parameter Description
<hello-time>
<1-10> The hello BPDU interval in seconds.
configure terminal
spanning-tree hello-time 3
Command Reference for FS980M Series
AlliedWare Plus™ Operating System - Version 5.4.7-0.x
496