ZyXEL Communications 2 Plus User Manual

Chapter 21 Remote Management

ZyWALL 2 Plus User’s Guide

You can use Telnet to access the ZyWALL’s SMT or command line interface. Specify which 
interfaces allow Telnet access and from which IP address the access can come.

Click ADVANCED > REMOTE MGMT > TELNET to open the following screen. Use this 
screen to specify which interfaces allow Telnet access and from which IP address the access 
can come.

"

It is recommended that you disable Telnet and FTP when you configure SSH 
for secure connections.

Figure 259   ADVANCED > REMOTE MGMT > TELNET 

The following table describes the labels in this screen. 

Table 122   ADVANCED > REMOTE MGMT > TELNET

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 Access

Select the interface(s) through which a computer may access the ZyWALL using 

this service.

Secure Client IP 

Address

A secure client is a “trusted” computer that is allowed to communicate with the 

ZyWALL using this service. 
Select All to allow any computer to access the ZyWALL using this service.
Choose Selected to just allow the computer with the IP address that you specify to 

access the ZyWALL using this service.

Apply

Click Apply to save your customized settings and exit this screen. 

Reset

Click Reset to begin configuring this screen afresh.