ZyXEL Communications USG-100@USG-200 - V2.20 ED 2 - Shutdown; Chapter 55 Shutdown; Overview; What You Need to Know

ZyWALL USG 100/200 Series User’s Guide
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CHAPTER 55
Shutdown
55.1 Overview
Use this to shutdown the device in preparation for disconnecting the power. See
also Section 1.5 on page 38 for information on different ways to start and stop the
ZyWALL.
Always use Maintenance > Shutdown > Shutdown or the shutdown
command before you turn off the ZyWALL or remove the power. Not
doing so can cause the firmware to become corrupt.
55.1.1 What You Need To Know
Shutdown writes all cached data to the local storage and stops the system
processes.
55.2 The Shutdown Screen
To access this screen, click Maintenance > Shutdown.
Figure 608 Maintenance > Shutdown
Click the Shutdown button to shut down the ZyWALL. Wait for the device to shut
down before you manually turn off or remove the power. It does not turn off the
power.
You can also use the CLI command shutdown to shutdown the ZyWALL.