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Authors:
James F. Kurose, Keith W. Ross
Chapter:
The Network Layer
Exercise:
Problems
Question:16 | ISBN:9780132856201 | Edition: 6

Question

Consider a subnet with prefix 128.119.40.128/26. Give an example of one IP address (of form xxx.xxx.xxx.xxx) that can be assigned to this network. Suppose an ISP owns the block of addresses of the form 128.119.40.64/26. Suppose it wants to create four subnets from this block, with each block having the same number of IP addresses. What are the prefixes (of form a.b.c.d/x) for the four subnets?

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Answer


The prefixes (of form a.b.c.d/x) for the four subnets as follows:

Destination Address Link Interface

-----------------------------------------------------------------------------------------

200.23.16/21 0

200.23.24/24 1

200.23.24/21 2

otherwise 3



0 0

Discussions

Ramidi Aravind Reddy

128.119.40.0/28

128.119.40.16/28

128.119.40.32/28

128.119.40.64/28

Post the discussion to improve the above solution.