Usage:

  netmon [-t <check_interval>] [-n <max_failure>] [-l <log_file>] [-d]
  
  -t <check_interval>  specify how many seconds to wait between two checks
  -n <max_failure>     specify how many continous network failures we get until we reboot the system
  -l <log_file>        specify the log file
  -d                   run as a daemon process