To download data from our server, you will need
Open FileZilla.
Near the top, enter
Host: sftp://bidas.kaist.ac.kr/
Username: your username
Password: your password
Port: 4000
Then, press Quickconnect. On your first time, FileZilla may warn you about Unknown host key. Press OK to trust our server.
If everything goes well, you should get a message in the area below saying "Connected to bidas.kaist.ac.kr".
The file browser in the left pane shows what is in your computer.
The file browser in the right pane shows data in our server.
Open where you want the data on the left. Find the data you want on the right.
To start downloading, select the data files in the right pane and drag them to the left pane.
You can check the progress in Queued files area at the bottom.
For more details on using FileZilla, check its documentation.