3com 8807 Reference Guide

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The value of Join timer should be no less than the doubled value of Hold timer.

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The value of Leave timer should be greater than the doubled value of Join timer 
and smaller than the Leaveall timer value.

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The minimal value of Join timer is 10 centiseconds.

Use the garp timer command to set the value of GARP timer (including Hold 
timer, Join timer and Leave timer) of the port.

Use the undo garp timer command to restore the default value of GARP timer.

The value range of a timer varies with the values of other timers. So if the value of 
a timer you want to set is not within the available value range, you can change the 
value range by changing the values of other related timers.

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The lower limit of Hold timer is 10 centiseconds. You can change its upper limit 
by changing the value of Join timer.

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You can change the lower limit and upper limit of Join timer by changing the 
value of Hold timer and Leave timer respectively.

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You can change the lower limit and upper limit of Leave timer by changing the 
value of Join timer and LeaveAll timer respectively.

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The upper limit of LeaveAll timer is 32765 centiseconds. You can change its 
lower limit by changing the value of Leave timer.

Related command: display garp timer.

# Set Join timer of GARP to 300ms.

[3Com-Ethernet2/1/1] garp timer join 30 

garp timer leaveall timer-value

System view

timer-value: Value of GARP LeaveAll timer in centiseconds, ranging from 65 to 
32765. The step is five centiseconds. The value of LeaveAll timer should be greater 
than the value of Leave timer.

By default, the value of LeaveAll timer is 1000 centiseconds, i.e., 10s.

Use the garp timer leaveall command to configure GARP LeaveAll timer.

Use the undo garp timer leaveall command to restore the default value.