loadsim 2003 with Win2003 ent sp1 and Exch2003 sp2   

has anybody ever tried running loadsim against exch2003sp2 to test 
rcp/https...we tried it for 10 users and it brings the environment to a 
halt..starting with the loadsim client machine...any ideas ?

date: Wed, 14 Mar 2007 04:20:00 -0700   author:   senna4ever