-o file, --output file (Save session data)
Dump session data to a file
-x file, --hex-dump file (Save session data in hex)
Dump session data in hex to a file.
--append-output (Append output)
Issue Ncat with --append-ouput along with -o and/or -x and it
will append the resulted output rather than truncating the
specified output files.
-v, --verbose (Be verbose)
Issue Ncat with -v and it will be verbose and display all
kinds of useful connection based information. Use more than
once (-vv, -vvv...) for greater verbosity.