and throws an error if it doesn't support the service
- it also sets the fax protocol setting now the highest available ability
(fax G3 or fax G3 extended) of the controller, thus preparing fax polling
and *working around a severe bug in the AVM drivers producing a kernel
oops* with some analog fax devices. AVM knows about this and analyzes it.
git-svn-id: https://svn.ibp.de/svn/capisuite/trunk/capisuite@68 4ebea2bb-67d4-0310-8558-a5799e421b66