Troubleshooting for sshd service startup on SSH server in Linux

192.168.50.58:/usr #/usr/sbin/sshd @ Warning: unprotected Private Key File! @ Permissions 0777 for '/usr/local/etc/ssh_host_rsa_key' are too open. It is recommended That your private key files are not accessible by others. This private key Will be ignored. Bad permissions: Ignore key: /Usr/local // etc/ssh_host_rsa_key Cocould not load host key: /Usr/local // etc/ssh_host_rsa_key @ Warning: unprotected Private Key File! @ Permissions 0777 for '/usr/local/etc/ssh_host_dsa_key' are too open. It is recommended That your private key files are not accessible by others. This private key Will be ignored. Bad permissions: Ignore key: /Usr/local // etc/ssh_host_dsa_key Cocould not load host key: /Usr/local // etc/ssh_host_dsa_key Disabling Protocol version 2. cocould not load Host key Sshd: No hostkeys available -- exiting. Go to/usr/local/etc # to check whether the following files are available. These files are configuration files. If they are missing, a prompt is displayed. The above error is caused by permission issues of the following files. MiniGUI. cfg ssh_host_dsa_key ssh_host_rsa_key sshd_config Ssh_config ssh_host_dsa_key.pub ssh_host_rsa_key.pub Set these files to 600. 192.168.50.58:/usr/local/etc # chmod 600 SSH * Now you can start it. /Usr/sbin/sshd This is a standard permission Configuration: -Rwxr-XR-x 1 Root 1554 Mar 21 ssh_config -RW ------- 1 Root 668 Mar 21 :42 ssh_host_dsa_key -RW-r -- 1 Root 609 Mar 21 10:42 ssh_host_dsa_key.pub -RW ------- 1 Root 1679 Mar 21 10: 40 ssh_host_rsa_key -RW-r -- 1 Root 401 Mar 21 :40 ssh_host_rsa_key.pub -Rwxr-XR-x 1 Root 3177 Mar 21 sshd_config Server, accessible, Private, files, Linux

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