[FreeNX-kNX] nxclient can't connect to freenx server anymore

[Fabian Franz]

> 
> Hi,
> 
> I have been running NX on a number of Centos 4.4 systems for a while now
> and I am very happy with it. However after a recent system upgrade I
> suddenly can't connect to the server anymore.
> 
> 'm currently running:
> nxclient-2.1.0-11
> freenx-0.5.0-12.el4.centos
> nx-2.1.0-5.el4.centos
> 
> When trying to connect I get the following messages:
> 
> NX> 203 NXSSH running with pid: 11207
> NX> 285 Enabling check on switch command
> NX> 285 Enabling skip of SSH config files
> NX> 285 Setting the preferred NX options
> NX> 200 Connected to address: 192.168.1.1 on port: 22
> NX> 202 Authenticating user: nx
> NX> 208 Using auth method: publickey
> NX> 204 Authentication failed.
> 
> It looks like nxclient can't login as user 'nx' anymore on the remote
> system. However the ssh keys seem fine. When I try to connect manually
> using nx's private key I can logon without problems.  I have verified
> the key for the server which is configured on the client and that looks
> ok too.  The nxserver logs on the server are empty (but I don't think he
> even gets that far). 
> 
> Any idea why this may be the case or how to fix it? Any idea how to
> increase the verbosity of the log files for nxclient?

You are right this is a SSH problem, but I have no idea. Sometimes running nxsetup again can help.

You might want to run sshd in debug mode.

/etc/init.d/ssh stop

sshd -v -v -v

or so ...

cu

Fabian