How do you configure Exchange 2007 to allow Outlook autodiscover externally.

In short, you will need to create a external DNS record for autodiscover.smtpdomain.com and point it at a public IP address that ultimately gets translated to your CAS server. The certificate on the CAS server should be a public cert and contain the name autodiscover.smtpdomain.com as one of the SAN names. The article will explain the process for setting up autodiscover for external connections: http://technet.microsoft.com/en-us/library/bb332063(EXCHG.80).aspx#HowToConfigAD Tim Harrington - Catapult Systems - http://HowDoUC.blogspot.com

Hi Michael, Good reply by Tim, please refer to the link provided by Tim. And please feel free to let me know if you have any questions. Best regards, Serena