Last paragraph in forum rule #7 springs to mind
http://www.hpcfactor.com/forums/forums/thread-view.asp?tid=15
In my experience people who ask for support over email are simply looking to get a list of people who they can bug for free one-on-one technical support as and when it suits them to do so.
The answer to the question is that under CE4.2 it is possible to auto-dial, depending on the configuration of your device.
You can only do it if you have Autoras.dll in ROM.