ftp Library Package 2.1 for Tcl/Tk Manual Pages
If the file was successfully transferred, then the command returns 1, if it fails 0.
# retrieve a large file name (12 MByte)
ftp::Get $conn foo.tar
.... after 1 hour and 11.9 transfered MBytes the connection is broken :-(
# restart file transfer at the broken position and
# retrieve only the remaining 0.1 MByte
ftp::Reget $conn foo.tar
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