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Asad Ijaz

My Name is Asad Ijaz Khattak and I am the writer and blogger, known for my website "". I have writes about various topics related to technology, networking, and cybersecurity. I am also a Cisco Certified Network Professional (CCNP) and Cisco Certified Network Associate (CCNA). I have written several articles and tutorials on the website which can be used as a learning resource for people interested in networking and cybersecurity. I am the member and Editor of Proudly Team NetworkUstad


  1. Subnetting Based on Network Requirement » Networkustad
    July 28, 2019 @ 6:53 am

    […] addresses per subnet and the total number of subnets. In this lesson, I am going to discuss the subnetting based on network […]


  2. Fred Wong
    August 10, 2020 @ 5:06 am


    Thanks for examples above which have helped me further understand subnetting. I am wondering if there is a mistake in your figure where Net-1 ( should be Net-2 ( and Net-1 ( should be Net-3 (


    • Shahab Ali
      August 11, 2020 @ 6:48 am

      thanks, brother Fred Wong for my correction. It is a mistake in the Net Headings. Thanks once again for visiting and correction my mistake.


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