Windows 2003 sp1 Eng Exchange 2003 sp2 with a frontend backend configuration Windows xp sp2 and latest version of active sync 4 qtek windows mobile 5 phone
On a fresh phone active sync works fine over gprs to our Exchange server
But, if I connect the phone to the laptop with the USB cable the active sync stop working ...
It looks lite that the phone gets automatically ISA server proxy configuration and after that the active sync have problem to connect ...
Do anyone have a tip about this problem
We are using DNS and DHCP with wpad info and have the firewall client installed on our computers.
If I reset the mobile phone and configure gprs, active sync and install the root certificate for active sync, Active sync works fine with gprs ... but After using the USB cable and active sync the active sync over gprs stops working. I have identified that the windows mobile 5 now have ISA configured as it's proxy server ...
About split DNS Yes, I have split DNS but I see a problem OWA is using Form based authentication OMA, Sync and RPC over https are using Basic authentication I need two weblistners for https -> two certificates with two different common name -> no problem at the ISA server but a problem at the Exchange frontend server ...