[lug] Trying to get an NX connection

[Lee Woodworth]

Michael Hirsch wrote:
> On 8/30/05, Michael Hirsch <mdhirsch at gmail.com> wrote:
> 
>>On 8/30/05, Hugh Brown <hugh at math.byu.edu> wrote:
>>
>>>
>>>>I did copy the id from the server into the windows client, so I think 
>>>
>>>I'm
>>>
>>>>okay there.
>>>>
>>>>On the Linux, server side:
>>>>nx-1.5.0-0.centos4
>>>>freenx-0.4.4-1.centos4
>>>>
>>>>The Windows client is 1.5.1-103
>>>>
>>>>The only way I've goten it to work so far is with KNoppix. The latest
>>>>Knoppix DVD has an NX server on it. I ran it and entered a password, 
>>>
>>>then
>>>
>>>>could log in from a linux nx client. 
>>>>
>>>>--Michael
>>>>
>>>
>>>Are the 1.5 nx client and freenx 0.4.4 server compatible?
>>>I know they recently rev'ed the commercial stuff from 1.4 to 1.5 but
>>>finding useful info on the nomachine site is painful ( e.g. like the
>>>changelog from 1.4 to 1.5 or release notes for 1.5).
>>
>>
>>Hmm. That could be it. I have no idea, actually, about compatibility. I'll 
>>try to time out. As you say, research on this can be painful. I have found 
>>this to have fairly weak documentation. And the scripts in the examples 
>>directory don't run.
>>
> 
> 
> Well, there is a config option to support the 1.5 clients, which I have now 
> enabled. No joy. 
> 
> When you log in as the nx user, do you get the nxserver prompt?
> 
>>
>>Yes:
>>$ ssh -i client.id_dsa.key nx at xcoisaacf40
>>Warning: No xauth data; using fake authentication data for X11 forwarding.
>>Last login: Mon Aug 29 17:04:23 2005 from 172.20.4.124<http://172.20.4.124>
>>32 bit Pentium i686 PC
>>HELLO NXSERVER - Version 1.4.0-44 OS (GPL)
>>NX>
>>
>>On the commercial nx server, you have to either set up users within nx or
>>
>>>you have to configure it to use pam. I've used freenx successfully at 
>>>home, but I can't remember what I did to configure it.
>>
>>
>>I'll see if I can get it to use PAM. 
>>
> 
> 
> I think I can now prove that it isn't the server that is the problem. Using 
> tcpdump I can show that the server recieves no packets from the client when 
> I run the client.
What about tcpdump from the client side? Are any packets being sent at all
(perhaps to the wrong address?).

If the connection uses SSH, I would check the X-forwarding settings in
the client config (/etc/ssh_config, man 5 ssh_config) and on the server
(/etc/sshd_config, man 5 sshd_config).

> 
> The client (windows NX client 1.5.0) puts up a window which says "Setting up 
> the X environment" and then hangs there forever. Clearly that isn't working. 
> Do I need to be running an X-server on the windows box first, or something?
> 
> Thanks,
> 
> Michael
> 
> 
> 
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> 
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