Oops that first phrase should say can not dial extension or can not 
receive calls.

Daniel Aeberli a écrit :
> Hi
>
> My pbx has been locking up (can dial extentions or can receive calls)
> In the log on the status screen I see this:
>
> Oct 13 13:46:16 pbx auth.info /usr/sbin/sshd[10193]: Invalid user backup 
> from 206.82.216.131
> Oct 13 13:46:16 pbx auth.err /usr/sbin/sshd[10193]: error: Could not get 
> shadow information for NOUSER
> Oct 13 13:46:16 pbx auth.info /usr/sbin/sshd[10193]: Failed password for 
> invalid user backup from 206.82.216.131 port 59236 ssh2
> Oct 13 13:46:18 pbx auth.info /usr/sbin/sshd[10195]: Invalid user info 
> from 206.82.216.131
> Oct 13 13:46:18 pbx auth.err /usr/sbin/sshd[10195]: error: Could not get 
> shadow information for NOUSER
> Oct 13 13:46:18 pbx auth.info /usr/sbin/sshd[10195]: Failed password for 
> invalid user info from 206.82.216.131 port 59320 ssh2
> Oct 13 13:46:20 pbx auth.info /usr/sbin/sshd[10197]: Invalid user shop 
> from 206.82.216.131
> Oct 13 13:46:20 pbx auth.err /usr/sbin/sshd[10197]: error: Could not get 
> shadow information for NOUSER
> Oct 13 13:46:20 pbx auth.info /usr/sbin/sshd[10197]: Failed password for 
> invalid user shop from 206.82.216.131 port 59685 ssh2
> Oct 13 13:46:22 pbx auth.info /usr/sbin/sshd[10199]: Invalid user sales 
> from 206.82.216.131
> Oct 13 13:46:22 pbx auth.err /usr/sbin/sshd[10199]: error: Could not get 
> shadow information for NOUSER
> Oct 13 13:46:22 pbx auth.info /usr/sbin/sshd[10199]: Failed password for 
> invalid user sales from 206.82.216.131 port 59751 ssh2
> Oct 13 13:46:24 pbx auth.info /usr/sbin/sshd[10201]: Invalid user web 
> from 206.82.216.131
> Oct 13 13:46:24 pbx auth.err /usr/sbin/sshd[10201]: error: Could not get 
> shadow information for NOUSER
> Oct 13 13:46:24 pbx auth.info /usr/sbin/sshd[10201]: Failed password for 
> invalid user web from 206.82.216.131 port 59817 ssh2
> Oct 13 13:46:27 pbx auth.info /usr/sbin/sshd[10203]: Invalid user www 
> from 206.82.216.131
> Oct 13 13:46:27 pbx auth.err /usr/sbin/sshd[10203]: error: Could not get 
> shadow information for NOUSER
> Oct 13 13:46:27 pbx auth.info /usr/sbin/sshd[10203]: Failed password for 
> invalid user www from 206.82.216.131 port 60224 ssh2
> Oct 13 13:46:29 pbx auth.info /usr/sbin/sshd[10205]: Invalid user wwwrun 
> from 206.82.216.131
> Oct 13 13:46:29 pbx auth.err /usr/sbin/sshd[10205]: error: Could not get 
> shadow information for NOUSER
> Oct 13 13:46:29 pbx auth.info /usr/sbin/sshd[10205]: Failed password for 
> invalid user wwwrun from 206.82.216.131 port 60317 ssh2
> Oct 13 13:46:41 pbx auth.info /usr/sbin/sshd[10207]: Invalid user adam 
> from 206.82.216.131
> Oct 13 13:46:41 pbx auth.err /usr/sbin/sshd[10207]: error: Could not get 
> shadow information for NOUSER
> Oct 13 13:46:41 pbx auth.info /usr/sbin/sshd[10207]: Failed password for 
> invalid user adam from 206.82.216.131 port 60709 ssh2
>
>
> The IP is from  windnet.it a web-hosting company.
> Is there a setting I can set-up to lock him out (black list his IP).
>
> In the mean I've gone back to 1.4.8 but I'm not sure this is not 
> happening and I am just not seeing it.
>
> Tanks for the help
>
> Daniel
>
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