Spanning-Tree Hello-Time - Allied Telesis SwitchBlade x908 Series Software Reference Manual

spanning-tree hello-time

This sets the time in seconds between the transmission of switch spanning tree configuration
information when the switch is the Root Bridge of the spanning tree or is trying to become the
Root Bridge.
Use this command to set the hello-time.
Use this command for RSTP, STP or MSTP.
To restore the default value of the hello time, use the no parameter.
Syntax
spanning-tree hello-time <hello-time>
no spanning-tree hello-time
Parameter
<hello-time>
Global Configuration mode
Mode
Default value is 2 seconds.
Default
The allowable range of values is 1-10 seconds.
Usage
The forward delay, max-age, and hello time parameters should be set according to the
following formulae, 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(config)#
spanning-tree forward-time <forward-delay>
Related Commands
spanning-tree max-age <max-age>
show spanning-tree
C613-50007-01 REV B
Description
<1-10> The hello BPDU interval in seconds.
awplus# configure terminal
spanning-tree hello-time 3
Software Reference for SwitchBlade® x908, x900 and x600 Series Switches
TM
AlliedWare Plus Operating System - Software Version 5.3.1
Spanning Tree Commands
19.31