CCNA sample Q clarification|
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Posted by Carlos Trout on January 10, 2007, 10:44 am
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Which of the following is an example of a valid unicast host IP address? A. 172.31.128.255./18 B. 255.255.255.255 C. 192.168.24.59/30 D. FFFF.FFFF.FFFF E. 224.1.5.2 F. All of the above It looks like "none of the above" to me, but the stated answer was "A". Isn't 172.31.128.255/18 a broadcast address? Carlos | ||||||||||||||||
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Posted by Frank Winkler on January 10, 2007, 10:51 am
Please log in for more thread options No, since 172.31.128.255/18 means 172.31.128.0 - 172.31.191.255 Regards fw | ||||||||||||||||
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Posted by headsetadapter.com on January 10, 2007, 8:26 pm
Please log in for more thread options No. Convert it in BITs and split according to subnet to network and host
pieces: 172.31.128.255 = 10101100 00011111 10 | 000000 11111111 Network = 10101100 00011111 10 Host = 000000 11111111 Good luck, Mike ------ Cisco IP Phone HEadset Adapters www.headsetadapter.com > Studying for the CCNA exam, I came across the following sample question:
> > Which of the following is an example of a valid unicast host IP address? > A. 172.31.128.255./18 > B. 255.255.255.255 > C. 192.168.24.59/30 > D. FFFF.FFFF.FFFF > E. 224.1.5.2 > F. All of the above > > > It looks like "none of the above" to me, but the stated answer was "A". > Isn't 172.31.128.255/18 a broadcast address? > > > Carlos > | ||||||||||||||||
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>Isn't 172.31.128.255/18 a broadcast address?