Tool 24: Convert IP addresses ranges
  
  Description:
   
  This tool converts a range of IP addresses. For example:
    netwox 24 --ips 192.168.1.128/27 --iprange --ipnumber --ipmask
  returns:
    192.168.1.128-192.168.1.159
    192.168.1.128/27
    192.168.1.128/255.255.255.224
  It permits to easily compute netmask.
  To obtain information about each address in a list of IP addresses,
  use tool 3 with option -a.
  See also tool 213.
   
  Synonyms:
    ipcalc, netmask
  Usage:
    netwox 24 -i ips [-h|+h] [-r|+r] [-n|+n] [-m|+m]
  Parameters:
 
  | parameter | description | example | 
 | -i|--ips ips | list/range of IP addresses | 192.168.1.0/24 | 
| -h|--hnrange|+h|--no-hnrange | display hostnames |  | 
| -r|--iprange|+r|--no-iprange | display ip-ip |  | 
| -n|--ipnumber|+n|--no-ipnumber | display ip/num |  | 
| -m|--ipmask|+m|--no-ipmask | display ip/mask |  | 
  Examples:
    netwox 24 -i "192.168.1.0/24"
    netwox 24 --ips "192.168.1.0/24"