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IP Address & Subnetting Questions

March 16th, 2020 Go to comments

Note: If you are not sure about Subnetting, please read our Subnetting Tutorial – Subnetting Made Easy.

Question 1


A /30 subnet means subnet mask of But is a broadcast IP address; only is the usable IP address.

Question 2

Question 3


This question asks about the private ranges of IPv4 addresses. The private ranges of each class of IPv4 are listed below:

Class A private IP address ranges from to
Class B private IP address ranges from to
Class C private IP address ranges from to

Only the network belongs to the private IP address (of class B).

Comments (3) Comments
  1. Bill
    June 23rd, 2020

    This is probably obvious but, what makes a broadcast address? In question one.

  2. Bill
    June 24th, 2020


  3. Rutvik
    June 29th, 2020

    Hey Bill,
    by solving que you will get as broadcast address.As it is /30 it is point to point connection. SO it has only 2 valid host. we can see here N/w id is ,First vaslid host is ,Last valid host , BroadCast address …… we cant use Broadcast address as IP.

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