Hi There, I am currently studying my CCNA and doing quite a
bit of practice exams. I recently came across a questions
which totally confused my and I needs someone to explain it
to me please, the questions is: Which routes are contained
in the following summarisation address. 192.18.176.0/21. The
posiible answers are, A. 192.18.183.255, B. 192.18.159.2, C.
192.18.194.160, D. 192.18.179.4, E. 192.18.183.41, F.
192.18.184.45. According to the answer sheet the correct
ones are E and F, but when I work it out I get D,E and F,
please help

Answer Posted / john

your sheet must be wrong... the answers are D&E...
F is part of the 192.18.184.0/21 subnet, not a part of 192.18.176.0/21 subnet.. got it?

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