Open the php.ini - file

  Under Debian or SUSE and their derivatives this file lies at /etc/php5/apache2/php.ini
  On Windows, you can find this file within C:/Program Files (x86)/PHP/PHP.ini
 
  upload_max_filesize = 16G (e.g., to stay consistent with the example value above)
  post_max_size = 16G (e.g., to stay consistent with the example value above)

howto

cadaver is a command-line WebDAV client for Unix.It supports file upload, download, on-screen display, namespace operations (move/copy), collection creation and deletion, and locking operations.