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Re: No puedo conectarme al servidor via ssh URGENTE



El 21/02/11 15:42, Yoandy Melero escribió:
> Amigos. hoy temprano estoy intentando conectarme al servidor via ssh como root y me
> dá Acces denied
>
> tenia puesto unas directivas para solo permitir al usuario root y al usuario yoandy:
>
> AllowUsers yoandy root
> MaxAuthTries 3
>
> bien. comenté estas lineas de nuevo. reinicie el servicio y sigue dando access
> denied. incluso reinicié el servidor completo.
>
> aqui les pongo la configuracion.
>
>
> # Package generated configuration file
> # See the sshd(8) manpage for details
>
> # What ports, IPs and protocols we listen for
> Port 22
> # Use these options to restrict which interfaces/protocols sshd will bind to
> #ListenAddress ::
> #ListenAddress 0.0.0.0
> Protocol 2
> # HostKeys for protocol version 2
> HostKey /etc/ssh/ssh_host_rsa_key
> HostKey /etc/ssh/ssh_host_dsa_key
> #Privilege Separation is turned on for security
> UsePrivilegeSeparation yes
>
> # Lifetime and size of ephemeral version 1 server key
> KeyRegenerationInterval 3600
> ServerKeyBits 768
>
> # Logging
> SyslogFacility AUTH
> LogLevel INFO
>
> # Authentication:
> LoginGraceTime 120
> PermitRootLogin yes
> StrictModes yes
>
> RSAAuthentication yes
> PubkeyAuthentication yes
> #AuthorizedKeysFile	%h/.ssh/authorized_keys
>
> # Don't read the user's ~/.rhosts and ~/.shosts files
> IgnoreRhosts yes
> # For this to work you will also need host keys in /etc/ssh_known_hosts
> RhostsRSAAuthentication no
> # similar for protocol version 2
> HostbasedAuthentication no
> # Uncomment if you don't trust ~/.ssh/known_hosts for RhostsRSAAuthentication
> #IgnoreUserKnownHosts yes
>
> # To enable empty passwords, change to yes (NOT RECOMMENDED)
> PermitEmptyPasswords no
>
> # Change to yes to enable challenge-response passwords (beware issues with
> # some PAM modules and threads)
> ChallengeResponseAuthentication no
>
> X11Forwarding yes
> X11DisplayOffset 10
> PrintMotd no
> PrintLastLog yes
> TCPKeepAlive yes
> #UseLogin no
>
> #MaxStartups 10:30:60
> #Banner /etc/issue.net
> #####################################
> #AllowUsers root
> #MaxAuthTries 3
> #####################################
> # Allow client to pass locale environment variables
> AcceptEnv LANG LC_*
>
> Subsystem sftp /usr/lib/openssh/sftp-server
>
> UsePAM yes
> ------- FIN -------
>
> Amigos. por favor. que mas puedo revisar para solucionar este problema. Es muy
> incomodo ir al servidor cada ves que se haga algun cambio. POr favor. cualquier
> ayuda será bienvenida.
>
> Gracias de antemano
> Un saludo
> YO.
>
>
En el auth.log debe aparecer el motivo del rechazo. Si incluso asi no
sabes a que se debe inicia el servidor en modo debug,

/usr/sbin/sshd -d -f /etc/ssh/sshd_config

Un saludo.


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