Black Box ACS120 Podręcznik Użytkownika Pobierz pdf (Strona 292)

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Appendix A - New User Background Information

292 BLACK BOX ® Advanced Console Server

cat /tmp/known_hosts >> /etc/ssh/ssh_known_hosts or ~/.ssh/

known_hosts

• client start-up command: ssh -t <BLACK BOX ® Advanced Console Server_ip or

Serial_port_ip>

Step 3: Only RSAAuthentication yes in sshd_config.

• Removal of the BLACK BOX ® Advanced Console Server’s *.equiv, ~/.?hosts, and

*known_hosts files.

• Client identity created by ssh-keygen and its public part (~/.ssh/identity.pub) cop-

ied into BLACK BOX ® Advanced Console Server ’s ~/.ssh/authorized_keys.

• Client start-up command: ssh -t <BLACK BOX ® Advanced Console Server_ip or

Serial_port_ip>.

Step 4: Only PasswdAuthentication yes in sshd_config.

• Removal of the BLACK BOX ® Advanced Console Server’s *.equiv, ~/.?hosts,

*known_hosts, and *authorized_keys files.

• Client startup command: ssh –t -l <username> <BLACK BOX ® Advanced Console

Server_ip or Serial_port_ip> or ssh –t –l <username:alias><BLACK BOX ®

Advanced Console Server_ip>.

Configuring sshd’s client authentication using SSH Protocol version 2

Only PasswdAuthentication yes in sshd_config DSA Authentication is the default. (Make sure

the parameter PubkeyAuthentication is enabled.)

• Client DSA identity created by ssh-keygen -d and its public part (~/.ssh/id_dsa.pub) cop-

ied into the BLACK BOX ® Advanced Console Server’s ~/.ssh/authorized_keys2 file.

• Password Authentication is performed if DSA key is not known to the BLACK BOX ®

Advanced Console Server. Client start-up command: ssh -2 -t <TS_ip or Serial_port_ip>.

Note: “client_hostname” should be the DNS name. To access the serial port, the

BLACK BOX ® Advanced Console Server must be configured for local authenti-

cation. No root user should be used as username.

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