Telnet; Configuring Telnet - ZyXEL Communications 310 User Manual

Chapter 37 System
37.8.5.2 Example 2: Linux
This section describes how to access the ZyWALL using the OpenSSH client program that comes
with most Linux distributions.
Test whether the SSH service is available on the ZyWALL.
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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 328 SSH Example 2: Test

$ 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
Enter "ssh –1 192.168.1.1". This command forces your computer to connect to the ZyWALL using
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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.
Figure 329 SSH Example 2: Log in
$ ssh –1 192.168.1.1
The authenticity of host '192.168.1.1 (192.168.1.1)' can't be established.
RSA1 key fingerprint is 21:6c:07:25:7e:f4:75:80:ec:af:bd:d4:3d:80:53:d1.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '192.168.1.1' (RSA1) to the list of known hosts.
Administrator@192.168.1.1's password:
The CLI screen displays next.
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37.9 Telnet
You can use Telnet to access the ZyWALL's command line interface. Specify which zones allow
Telnet access and from which IP address the access can come.

37.9.1 Configuring Telnet

Click Configuration > System > TELNET to configure your ZyWALL for remote Telnet access. Use
this screen to specify from which zones Telnet can be used to manage the ZyWALL. You can also
specify from which IP addresses the access can come.
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ZyWALL 110/310/1100 Series User's Guide