Re: [Xen-users] problems connecting to HVM guest OS via VNC Viewer

[Jane Wayne <jane.wayne2978@xxxxxxxxx>]

ian and steven, thanks, that really helped.

On Tue, May 29, 2012 at 4:37 AM, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> On Tue, 2012-05-29 at 04:59 +0100, Jane Wayne wrote:
>> on my windows box, i download vnc viewer, and try to connect to my
>> Dom0 at 192.168.0.201, but i get the following message
>>
>> unable to connect to host: Connection refused (10061)
>
>> my questions are:
>> 1. why can't i connect to the LAP IP and port 5900 from Dom0 and
>> another location using telnet or VNC?
>
> By default, for security reasons, the vnc server only listens on
> localhost (127.0.0.1) so you can only connect to it from the xen host
> itself and not externally.
>
> If you want to connect externally you can add
>        vnclisten = "0.0.0.0"
> to your guest configuration (0.0.0.0 means "all interfaces", instead you
> could also give a specific host IP address to listen on). You almost
> certainly also want
>        vncpasswd = "password"
> otherwise the connect is totally unsecured. Even with this it is
> unencrypted. You might want to investigate ssh tunnelling or the TLS
> options too.
>
>> 2. i also tried to connect using "sudo gvncviewer localhost:0" and
>> "sudo gvncviewer localhost:5900" from Dom0, but get "Cannot open
>> display". are there missing dependencies?
>
> You need to use ssh X11 forwarding for this to to work, try "ssh -Y
> <host>". Obviously you need an xserver on the client end too -- you
> mention a windows client so I have no idea where you would get one of
> those.
>
> Ian.
>

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