Wiki Eintrag kommt noch ... ich kämpfe gerade noch mit dem mounten dieses Filesystems als normaler Benutzer, und diesen Kampf will ich erstmal gewinnen 
 
Please enter the username to authenticate with server
 https://mediacenter.gmx.net
or hit enter for none.
Username: 
xxx.xxx@gmx.de
Please enter the password to authenticate 
Uwe.Ade@gmx.de with server
 https://mediacenter.gmx.net
or hit enter for none.
Password:
The server certificate is not trusted.
 presented for: mediacenter.gmx.net
 Issuer:  Certification Services Division, Thawte Consulting cc, Cape Town, 
Western Cape, ZA
  Subject: GMX GmbH, Munich, Bayern, DE
Fingerprint: 15:0d:5f:bd:db:fc:3c:4f:26:12:d7:04:73:bc:d1:2c:83:c9:1a:c5
You only should accept this certificate, if you can
verify the fingerprint! The server might be faked
or there might be a man-in-the-middle-attack.
Accept certificate for this session? [y,N] y
/sbin/mount.davfs: Connection failed, mounting anyway.  File system will only 
be usable when connection comes up.
 
ii  davfs2                                    1.0.2-1                               mount a WebDAV resource as a regular file system
http://mediacenter.1und1.de     /home/wolfgang/davfs      davfs   user,noauto  0  0