This table illustrates subnet masks. The number after the “/” in the CIDR notation indicates the total number of IP addresses available. Click here to see an enlarged diagram. Understanding how ...

Hi. How does one go about converting a range of IP addresses to a CIDR Network block?<BR><BR>i.e. 10.0.1.30 - 10.0.1.150 to 10.0.1.?/??<BR><BR>My goal is to simply block ranges of IP addresses in ...

I was wondering if anyone knew of a good solution to the following. I have a Perl script that makes use of the Net::CIDR module in order to convert a start and end IP range to the equivalent CIDR ...