i want to sync with a Palm Treo Pro which has Windows Mobile 6.1.

all is running good, the installation of Active Sync. then connecting, then
create a new profile in Active Sync.
install the Intellysync Software.

afterwards no device is in the intellysync Manager because the Device can
not communicate with the server.

why ? it's absolutely same configured, like my other Win6.1 devices ? (like