OPTIONS
- -v (display version info and then exit)
- -f run in the foreground (do not detach from the terminal)
- -t <poll time interval in seconds (default 10)>
- -r <retry period after connection abort in seconds (>=10, default 30)>
- -s <log file (messages are logged to STDOUT if not specified>
- -l <logging verbosity (ERROR=0, WARNING=1, DEBUG=2, default 0)>