I am having an issue with the number of active connections using 3.4.2

This thread says that is is broken in 3.4.x
<http://forum.httrack.com/readmsg/15960/index.html?pid=15929&days=10000&js=1&lang=en>

In 3.3.x is works fine?  If so, where can I download this distributuion?
Thanks in advance.

David