explanation for the question
pritish069
Registered Users Posts: 2 ■□□□□□□□□□
in CCNA & CCENT
What is the first valid host on the subnetwork that the node 172.20.209.85/20 belongs to?
Answer: 172.20.208.1
is there any possible method to find this ans
Answer: 172.20.208.1
is there any possible method to find this ans
Comments
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steveyeung
Member Posts: 44 ■■□□□□□□□□
172.20.209.85/20=172.20.1101|0001.85
network address=172.20.208.0/20
first host address=172.20.208.1 -
FloOz
Member Posts: 1,614 ■■■■□□□□□□
/20 is an increment of 16 in the 3rd octet
Therefore the range of addresses for that particular subnet are 172.20.208.0 - 172.20.223.255 -
mendysue
Member Posts: 22 ■■■□□□□□□□
This has been my favorite explanation.
http://www.techexams.net/forums/ccna-ccent/38772-subnetting-made-easy.html