Sorry I'm kind of jumping in without reading the history  so if this has been mentioned already ...<br>but for Freenx with Windows I'd discovered a fix to allow for 24 Bit color depth some time ago.<br><br>The fix involves 3 quick changes to your target Window Machine's Registry so you should have some idea how to use regedit before you start but this really was easy:<br>
<div class="gmail_quote"><p>In Windows:</p><p>run <b>regedit </b></p>

<p>change </p>

<p>HKEY_LOCAL_MACHINE\SYSTEM\<a rel="nofollow" href="https://help.ubuntu.com/community/CurrentControlSet" target="_blank">CurrentControlSet</a>\Control\Terminal
Server\<a rel="nofollow" href="https://help.ubuntu.com/community/WinStations" target="_blank">WinStations</a>\RDP-Tcp\<a rel="nofollow" href="https://help.ubuntu.com/community/ColorDepth" target="_blank">ColorDepth</a> <span>   </span></p>


<p><span>                 </span>And set
its value to 4 </p>

<p>under </p>

<p>HKEY_LOCAL_MACHINE\SYSTEM\<a rel="nofollow" href="https://help.ubuntu.com/community/CurrentControlSet" target="_blank">CurrentControlSet</a>\Control\Terminal
Server\<a rel="nofollow" href="https://help.ubuntu.com/community/WinStations" target="_blank">WinStations</a>
add a DWORD called <a rel="nofollow" href="https://help.ubuntu.com/community/AllowFontAntiAlias" target="_blank">AllowFontAntiAlias</a>
</p>

<p><span>               </span>and set
its value to 1 </p>

<p>and under </p>

<p>HKEY_LOCAL_MACHINE\SYSTEM\<a rel="nofollow" href="https://help.ubuntu.com/community/CurrentControlSet" target="_blank">CurrentControlSet</a>\Control\Terminal
Server\<a rel="nofollow" href="https://help.ubuntu.com/community/WinStations" target="_blank">WinStations</a>\RDP-Tcp
add an identical key (<a rel="nofollow" href="https://help.ubuntu.com/community/AllowFontAntiAlias" target="_blank">AllowFontAntiAlias</a>
1). </p>

<p>Restart Windows </p>

</div><br>