Chapter 24 System
USG FLEX H Series User’s Guide
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Figure 217 SSH Communication Over the WAN Example
Your Zyxel Device supports SSH version 2 using RSA authentication and four encryption methods (AES,
3DES, Archfour, and Blowfish). The SSH server is implemented on the Zyxel Device for management using
port 22 (by default).
You must install an SSH client program on a client computer (Windows or Linux operating system) that is
used to connect to the Zyxel Device over SSH.
FTP
You can upload and download the Zyxel Device’s firmware and configuration files using FTP. To use this
feature, your computer must have an FTP client.
Device Insight
Use Device Insight to collect status and basic information of the clients connected to the Zyxel Device
internal interfaces or IPSec VPN; see
Section 5.14 on page 84 for more information.
24.2.4 Settings
Use this section to select a display language for the Zyxel Device’s Web Configurator screens.
Click System > Settings to open the following screen.