Vivotek FD8371EV - Page 208

VIVOTEK
208 - User's Manual
<multipart encoded form data>
For setting backup file:
http://<servername>/cgi-bin/admin/upload_backup.cgi
Post data:
filename =<file name>\r\n
\r\n
<multipart encoded form data>
Server will accept the file named <file name> to upload this one to camera.