3Com 4210 9-Port Configuration Manual page 598

Figure 1-8 SSH client configuration interface 2
Under Protocol options, select 2 from Preferred SSH protocol version.
Some SSH client software, for example, Tectia client software, supports the DES algorithm only when
the ssh1 version is selected. The PuTTY client software supports DES algorithm negotiation ssh2.
Opening an SSH connection with password authentication
From the window shown in
enter the username and password.
Enter the username and password to establish an SSH connection.
To log out, enter the quit command.
Opening an SSH connection with publickey authentication
If a user needs to be authenticated with a public key, the corresponding private key file must be
specified. A private key file is not required for password-only authentication.
From the category on the left of the window, select Connection/SSH/Auth. The following window
appears.
Figure 1-8, click Open. If the connection is normal, you will be prompted to
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