Modern secure transfer protocols like SFTP and SCP secure data during transit and should be used when moving files from one place to another. However you may still need to use plain, un-secured FTP to download data sets or other files from remote locations while logged into Odyssey.
While we do not offer the largely outmoded 'ftp' program on the cluster, we do offer the feature-rich and largely command compatible 'lftp'. From any login or compute node type 'man lftp' to see its usage and options.
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