Chapter 44 System
ZyWALL USG Series User’s Guide
943
44.8.5 Secure Telnet Using SSH Examples
This section shows two examples using a command interface and a graphical interface SSH client
program to remotely access the Zyxel Device. The configuration and connection steps are similar for
most SSH client programs. Refer to your SSH client program user’s guide.
44.8.5.1 Example 1: Microsoft Windows
This section describes how to access the Zyxel Device using the Secure Shell Client program.
1 Launch the SSH client and specify the connection information (IP address, port number) for the Zyxel
Device.
2 Configure the SSH client to accept connection using SSH version 1.
3 A window displays prompting you to store the host key in you computer. Click Yes to continue.
Server Port You may change the server port number for a service if needed, however you must use the
same port number in order to use that service for remote management.
Server Certificate Select the certificate whose corresponding private key is to be used to identify the Zyxel
Device for SSH connections. You must have certificates already configured in the My
Certificates screen.
Service Control This specifies from which computers you can access which Zyxel Device zones.
Add Click this to create a new entry. Select an entry and click Add to create a new entry after the
selected entry. Refer to Table 375 on page 928 for details on the screen that opens.
Edit Double-click an entry or select it and click Edit to be able to modify the entry’s settings.
Remove To remove an entry, select it and click Remove. The Zyxel Device confirms you want to remove
it before doing so. Note that subsequent entries move up by one when you take this action.
Move To change an entry’s position in the numbered list, select the method and click Move to
display a field to type a number for where you want to put it and press [ENTER] to move the rule
to the number that you typed.
# This the index number of the service control rule.
Zone This is the zone on the Zyxel Device the user is allowed or denied to access.
Address This is the object name of the IP address(es) with which the computer is allowed or denied to
access.
Action This displays whether the computer with the IP address specified above can access the Zyxel
Device zone(s) configured in the Zone field (Accept) or not (Deny).
Apply Click Apply to save your changes back to the Zyxel Device.
Reset Click Reset to return the screen to its last-saved settings.
Table 377 Configuration > System > SSH (continued)
LABEL DESCRIPTION
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