Question

Base network is 152.100.80.0/20

Network A Number of hosts 100

B 30

C 512

D 64

E 1000

What is Network Address of C (Your network address should be in the format Network/Mask)? Is it 152.100.88.0 ???

Last usable host ip of Network B: Is it 152.100.93.0 ???

Answer 1

Network D (1000)
*****************

Network Subnet mask Size Range Broadcast
152.100.80.0   255.255.252.0   1022   152.100.80.1 to 152.100.83.254   152.100.83.255

Network C (512)
*****************

Network Subnet mask Size Range Broadcast
152.100.88.0   255.255.252.0   1022   152.100.88.1 to 152.100.91.254   152.100.91.255

Network A (100)
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Network Subnet mask Size Range Broadcast
152.100.84.0   255.255.255.128   126   152.100.84.1 to 152.100.84.126   152.100.84.127

Network D (64)
*****************

Network Subnet mask Size Range Broadcast
152.100.84.128   255.255.255.128   126   152.100.84.129 to 152.100.84.254   152.100.84.255

Network B (30)
****************
Network Subnet mask Size Range Broadcast
152.100.93.0   255.255.255.224   30   152.100.93.1 to 152.100.93.30   152.100.93.31

I HAVE ARRANGED IN ASCENDING ORDER FROM NETWORK SIZE

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