255.255.255.128/what is the n/w id ,broadcast id and the
number of valid host(according to disco rules)

Answer Posted / jitendera kumar sinha

but sachin as we know that ciso says that 1 st and last
block are not used for n/w ing becose total num of n/w is
2^n-2 so how can we use it
jitendera kuamr sinha

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