To use this feature, make the following changes to the 'LoadBalancerConfig.' file, which is in the 'Preferences' folder inside the QuarkXPress Server application folder:
<? version='1.0' encoding='UTF-8' standalone='no'?>
<QPS>
<APPLICATION>
<NAME>WebEditor</NAME>
<SUBRENDERS>1</SUBRENDERS>
</APPLICATION>
<APPLICATION>
<NAME>QPSServer</NAME>
<SUBRENDERS>1</SUBRENDERS>
</APPLICATION>
</QPS>