How to use X to connect to remote linux desktop

From shell can I used X –query x.x.x.x :1 to connect to remote Linux desktop? If the syntax is wrong, what is the right way?

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I think you are looking for something like X11vnc.

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You need some kind of client server mechanism since the desktop is remote.
One way to set it up is VNC-server on the target machine and VNC viewer on the client machine.

Here are the instructions
You can ssh -y user@remote and then when you execute a graphical command it will be sent through the X11 tunnel (-y -x) to the X server from which you ssh.
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You can certainly use
ssh -Y user@remoteHost

This would not show you the remote desktop to you, however
uknet80Author Commented:
"ssh -Y user@remoteHost" is for lunching remote application example firefox. I need to lunch remote desktop server from linux shell to remote linux X windows desktop.
export DISPLAY="remoteip:0.0"
on the remoteip, xhost add the other as an allowed source
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