Download file & directory from LFTP
Connection
lftp -u popallo sftp://<ip>:<port> -e "set sftp:connect-program 'ssh -a -x -i ~/.ssh/<id_rsa>
-o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no'; ls"
Dowload file
pget -n 5 <file> <destination>
Download directory
mirror -p 5 --use-pget-n=5 --verbose <directory> <destination>