A network administrator is variably subnetting a network. The smallest subnet has a mask of 255.255.255.224. How many usable host addresses will this subnet provide?​

Mar 31, 2020 Last Updated: Mar 31, 2020 No Comments
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IT Questions Bank › A network administrator is variably subnetting a network. The smallest subnet has a mask of 255.255.255.224. How many usable host addresses will this subnet provide?​

Question:
A network administrator is variably subnetting a network. The smallest subnet has a mask of 255.255.255.224. How many usable host addresses will this subnet provide?​

  • 2
  • 6
  • 14
  • 30
  • 62

Explanation: The subnet mask 255.255.255.224 is equivalent to the /27 prefix. This leaves 5 bits for hosts, providing a total of 30 usable IP addresses (25 = 32 - 2 = 30).

Exam with this question: 11.10.4 Module Quiz – IPv4 Addressing Answers

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