On Wed, Sep 28, 2005 at 04:28:48PM -0700, Derrick MacPherson wrote: > > OK. If I'm getting Windows machine popping up an authentication > challenge up, it's asking username, password, domain; what is not > working correctly? > The ntlm authentication/negotiation between the squid proxy machine and your domain controller. When you get the 3 box prompt it seem that IE knows that it should be using NTLM auth but the credentials passed to the AD did not work so IE prompts for different auth details. This is a different prompt to the one you get when doing BASIC auth. -- Brett Lymn