ZyXEL Communications 200 Series User Manual

Chapter 1 Introducing the ZyWALL

ZyWALL USG 100/200 Series User’s Guide

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It is recommended you use the shutdown command before turning off the 
ZyWALL.

When you apply configuration files or running shell scripts, the ZyWALL does not stop or 
start the system processes. However, you might lose access to network resources temporarily 
while the ZyWALL is applying configuration files or running shell scripts.

Using the 

shutdown

 

command

The 

shutdown

 command writes all cached data to the local storage and 

stops the system processes. It does not turn off the power.You have to turn 
the power off and on manually to start the ZyWALL again. You should use this 
command before you turn off the ZyWALL.

Disconnecting the 
power

Power off occurs when you turn off the power to the ZyWALL. The ZyWALL 
simply turns off. It does not stop the system processes or write cached data to 
local storage. 

Table 3   Starting and Stopping the ZyWALL