How To Export Display from local machine to reomte machine

at local machine do
xhost +
grep kiran /etc/hosts
This will display a line, note this line.
Then Log On to remote machine. and fire following command.
export DISPLAY=XXX.XXX.XX.XXX
NOTE: Here [XXX.XXX.XX.XXX ] is a i.p . shown after grep command on local machine.

Now you can run your programs at remote machine whic require a remote display.