Question : Exchange 2010 ActiveSync Issues

We recentluy did a clean install of Exchange 2010 onto a new domain, but we are having problems trying to get our iPhones to sync up.

Here is the output from testexchangeconnectivity.com:

ExRCA is testing Exchange ActiveSync.  
  The Exchange ActiveSync test failed.
   Test Steps
   ExRCA is attempting the Autodiscover and Exchange ActiveSync test (if requested).
  Testing of Autodiscover for Exchange ActiveSync failed.
   Test Steps
   ExRCA is attempting each method of contacting the Autodiscover service.
  The Autodiscover service couldn't be contacted successfully by any method.
   Test Steps
   Attempting to test potential AutoDiscover URL https://xxxxx.com/AutoDiscover/AutoDiscover.xml
  Testing of this potential Autodiscover URL failed.
   Test Steps
   Attempting to resolve the host name xxxxx.com in DNS.
  Host successfully resolved
   Additional Details
  IP(s) returned: xxx.xxx.xxx.xxx
 
 Testing TCP Port 443 on host xxxxx.com to ensure it is listening and open.
  The port was opened successfully.
 ExRCA is testing the SSL certificate to make sure it's valid.
  The SSL certificate failed one or more certificate validation checks.
   Test Steps
   The certificate name is being validated.
  Certificate name validation failed.
   Tell me more about this issue and how to resolve it
   Additional Details
  Host name xxxxx.com does not match any name found on the server certificate CN=www.xxxxx.com, OU=Domain Control Validated - RapidSSL(R), OU=See www.rapidssl.com/resources/cps (c)09, OU=GT89784362, O=www.xxxxx.com, C=GB  
 
 
 Attempting to test potential AutoDiscover URL https://autodiscover.xxxxx.com/AutoDiscover/AutoDiscover.xml
  Testing of this potential Autodiscover URL failed.
   Test Steps
   Attempting to resolve the host name autodiscover.xxxxx.com in DNS.
  Host successfully resolved
   Additional Details
  IP(s) returned: xx.xxx.xxx.xxx
 
 Testing TCP Port 443 on host autodiscover.xxxxx.com to ensure it is listening and open.
  The port was opened successfully.
 ExRCA is testing the SSL certificate to make sure it's valid.
  The SSL certificate failed one or more certificate validation checks.
   Test Steps
   The certificate name is being validated.
  Certificate name validation failed.
   Tell me more about this issue and how to resolve it
   Additional Details
  Host name autodiscover.xxxxx.com does not match any name found on the server certificate CN=FS01  
 
 
 ExRCA is attempting to contact the Autodiscover service using the HTTP redirect method.
  The attempt to contact Autodiscover using the HTTP Redirect method failed.
   Test Steps
   Attempting to resolve the host name autodiscover.xxxxx.com in DNS.
  Host successfully resolved
   Additional Details
  IP(s) returned: xx.xxx.xxx.xxx
 
 Testing TCP Port 80 on host autodiscover.xxxxx.com to ensure it is listening and open.
  The port was opened successfully.
 Checking Host autodiscover.xxxxx.com for an HTTP redirect to AutoDiscover
  ExRCA failed to get an HTTP redirect response for Autodiscover.
   Additional Details
  An HTTP 403 forbidden response was received. The response appears to have come from Unknown. Body is: You do not have permission to view this directory or page.
 
 
 
 ExRCA is attempting to contact the Autodiscover service using the DNS SRV redirect method.
  Failed to contact AutoDiscover using the DNS SRV redirect method.
   Test Steps
   Attempting to locate SRV record _autodiscover._tcp.xxxxx.com in DNS.
  The Autodiscover SRV record wasn't found in DNS.  

Answer : Exchange 2010 ActiveSync Issues

did you try the follow-up steps

Enable the Certificate
 
Enable-ExchangeCertificate -Services "SMTP,POP,IMAP,IIS"

Enter the Thumbprint of your certificate (i.e. 9292D650DFFD7E055145E5CA5A29E08DFC07C53C)

Select Yes To Overwrite

========
then configure exchange to use SSL
http://technet.microsoft.com/en-us/library/bb310764(EXCHG.80).aspx