ZyXEL Communications 2 Plus User Manual

Chapter 21 Remote Management

ZyWALL 2 Plus User’s Guide

Figure 255   SSH Example 1: Store Host Key

Enter the password to log in to the ZyWALL. The SMT main menu displays next. 

This section describes how to access the ZyWALL using the OpenSSH client program that 
comes with most Linux distributions. 

1 Test whether the SSH service is available on the ZyWALL. 

Enter “telnet 192.168.1.1 22” at a terminal prompt and press [ENTER]. The 

computer attempts to connect to port 22 on the ZyWALL (using the default IP address of 
192.168.1.1). 
A message displays indicating the SSH protocol version supported by the ZyWALL.  

Figure 256   SSH Example 2: Test 

2 Enter “ssh –1 192.168.1.1”. This command forces your computer to connect to 

the ZyWALL using SSH version 1. If this is the first time you are connecting to the 
ZyWALL using SSH, a message displays prompting you to save the host information of 
the ZyWALL. Type “yes” and press [ENTER]. 
Then enter the password to log in to the ZyWALL. 

$ telnet 192.168.1.1 22
Trying 192.168.1.1...
Connected to 192.168.1.1.
Escape character is '^]'.
SSH-1.5-1.0.0