Subnet Calculator and

I was recently contacted by the owner the website,, and asked to further develop my Subnet Calculator (mentioned in previous posts) from a WordPress template page to a full-blown plugin. NetTrain provides technical training to individuals seeking to acquire various Cisco Certifications. Thanks to their funding, I was able to allot time and convert the php code into a WordPress plugin, making several improvements along the way.

Much to my delight, not only is my work being paid for and used on another website, but the owner of NetTrain has allowed me to keep all the source-code open and free. As such, you may now download the new plugin via the following link: download

Also, if you’d like a working example of the code, please visit the Subnet Calculator Page on my website or the implementation of

One reply on “Subnet Calculator and”

  1. How can I contact NetTrain? I tried to Google them and there was no phone number that worked… do you have a phone number or contact info other than:

    9285 Commerce Highway
    Pennsauken, NJ 08110
    (856) 662-3600

    I’m looking for some of their course info, any help would be greatly appreciated.

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