A company has a network address of 192.168.30.128 with a subnet mask of 255.255.255.192. What additional subnetwork could be used to provide connectivity to 20 new hosts?
- 192.168.30.192 /27
- 192.168.30.160 /27
- 192.168.30.224 /29
- 192.168.30.0 /28
Explanation: The company originally started with a 192.168.30.128 /26. The current used address range includes 192.168.30.128 up to 192.168.30.191. The next available address is 192.168.30.192. When using the subnet mask 255.255.255.224, this provides up to 30 usable IP addresses and provides 192.168.30.192 as a possible network address.
Exam with this question: Module 4.6.3 IPv4 Addressing Quiz
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