Question : How do I resolve the error 10 on Outlook 2007?

Running a microsoft 2003 exchange server and connecting through HTTP.  it is working fine on other laptops and I just setup 2 new laptops running Windows 7 and Outlook 2007 and these are getting error.
Oulook is unable to connect to the proxy server. (Error Code 10)]

Outllook is able to send and receive but everytime I open the application I get the error message.

Others are connecting fine with no error. Certificate is good.

Answer : How do I resolve the error 10 on Outlook 2007?

What type of certificate are you using and do you have all of the possible server names in the certificate. Keep in mind that wildcard certs are not supported in the exchange scenario. http://technet.microsoft.com/en-us/library/bb851505(EXCHG.80).aspx