> <http://lmgtfy.com/?q=site%3Ahttrack.com+security>
> you would have found this:
> <http://forum.httrack.com/readmsg/25863/25858>
> I'd recommend no more than 5 connections/sec and 5
> connections on any site. (1/sec when necessary on
> small ones.)
So read the CL manual <http://www.httrack.com/html/fcguide.html> and find
 %cN maximum number of connections/seconds (*%c10)
  cN number of multiple connections (*c8) (--sockets[=N])