USG20(W)-VPN Series User’s Guide
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32.1 Overview
Configuration files define the USG’s settings. Shell scripts are files of commands that you can store
on the USG and run when you need them. You can apply a configuration file or run a shell script
without the USG restarting. You can store multiple configuration files and shell script files on the
USG. You can edit configuration files or shell scripts in a text editor and upload them to the USG.
Configuration files use a .conf extension and shell scripts use a .zysh extension.
32.1.1 What You Can Do in this Chapter
• Use the
Configuration File
) to store and name
configuration files. You can also download configuration files from the USG to your computer and
upload configuration files from your computer to the USG.
• Use the
Firmware Package
) to check your current
firmware version and upload firmware to the USG.
• Use the
Shell Script
screen (see
) to store, name, download, upload
and run shell script files.
32.1.2 What you Need to Know
Configuration Files and Shell Scripts
When you apply a configuration file, the USG uses the factory default settings for any features that
the configuration file does not include. When you run a shell script, the USG only applies the
commands that it contains. Other settings do not change.
Summary of Contents for ZyWall USG20-VPN
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