ZyXEL Communications ZyWALL USG 2000 User Manual page 817

Unified security gateway

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Note: It is recommended that you disable Telnet and FTP when you configure SSH for

secure connections.

Figure 542 Configuration > System > SSH

The following table describes the labels in this screen.

Table 235 Configuration > System > SSH

Service Control This specifies from which computers you can access which ZyWALL

ZyWALL USG 2000 User's Guide

Select the check box to allow or disallow the computer with the IP

address that matches the IP address(es) in the Service Control table to

access the ZyWALL CLI using this service.

Select the check box to have the ZyWALL use both SSH version 1 and

version 2 protocols. If you clear the check box, the ZyWALL uses only

SSH version 2 protocol.

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.

Select the certificate whose corresponding private key is to be used to

identify the ZyWALL for SSH connections. You must have certificates

already configured in the My Certificates screen (Click My Certificates

Chapter 46 on page 739

Click this to create a new entry. Select an entry and click Add to create a

new entry after the selected entry. Refer to

details on the screen that opens.

Double-click an entry or select it and click Edit to be able to modify the

entry's settings.

To remove an entry, select it and click Remove. The ZyWALL confirms

you want to remove it before doing so. Note that subsequent entries

move up by one when you take this action.

Chapter 50 System

for details).

Table 233 on page 803

Troubleshooting