How to use FTP Command?

jahanzeb@jahanzeb-desktop:~$ ftp ftp.dancom.net.pk Connected to ftp.dancom.net.pk. 220 Microsoft FTP Service Name (ftp.dancom.net.pk:jahanzeb): dancom 331 Password required for dancom. Password: 230 User dancom logged in. Remote system type is Windows_NT. ftp> put (local-file) /home/jahanzeb/upload.txt (remote-file) upload.txt…