Hi guys I urgently need your help on this, and I know most of you will say that is wrong configurations , I need to install ISA 2004 on the same machine of active directory , and it I will be only proxy and cash no firewall I have PIX, but my problem is when I install ISA , the pc will not be able to join to domain The question is which protocols or access policy allows PC?s to join to the domain or Active directory Please help