cant find where is my problem. Both can emails receive but not sending. The Arcor Email dont need @arcor.de see someone whats wrong? thanks a lot Strato:
ag-tool update-service 4 email int:smtp/authentication=2 ag-tool update-service 8 email int:smtp/authentication=2
ag-tool update-service 4 email string:emailaddress=YOUREMAIL ag-tool update-service 8 email string:emailaddress=YOUREMAIL