here is the email that a new user get when he has no account :
A new Web Help Desk account has been created for you. Please validate your e-email address by clicking here:
Once confirmed, you may then log in at using the following:……….
But the link is wrong, it should be: http://Helpddesk.mydomaine.ch/helpdesk/WebObjects/Helpdesk.woa/wa/ClientActions/confirmEmail?auth=-5061756714964905708&client=9&id=1
or can I change this?
You can change this by modifying the "Server DNS Name" setting under Setup > General > Options.