====== X11 Weiterleitungen ======
===== remote to local =====
<code>
ssh -X user@remote
xeyes
</code>

===== local to remote =====
<code>
# on remote pc
ssh user@local
echo $DISPLAY
localhost:10.0
# session offen lassen

# on local pc
DISPLAY=:10.0 xeyes
</code>
<code>
ssh user@remote
export DISPLAY=:0
xeyes
</code>