Server IP : Usually you can find this in Cpanel of your Host. eg. 66.7.212.209 for my host
Server url: I put the Link where my videos are going to be hosted eg. Http://www.domain.com/videos
Username: Ftp username
Password: ftp password
Foldername :videos

Just try to get the IP. You dont need to ftp.domain.com or w.e