LFTP is sophisticated file transfer program with command line interface. 
LFTP supports FTP, HTTP, FISH, SFTP, HTTPS and FTPS protocols. 
lftp has shell-like command syntax allowing you to launch several 
commands in parallel in background. It is also possible to group 
commands within () and execute them in background.

ATTENTION:!! if you update from Version lether then 0.1.5 please backup your old 
configuration. The configuration cannot resume in the new config file.

ACHTUNG:!! Bitte sicher deine alte Config wenn du von Version kleiner 0.1.5 
updatest, da diese nicht in die Neue uebernommen werden kann.

internal lftp version: 4.4.5
source: http://ftp.yar.ru/pub/source/lftp/lftp-4.4.5.tar.bz2