Which of the following rules should a network administrator obey when the network administrator uses the VLSM technology to plan subnets? (Choose three.)

Question

Quizplus · Accepted Answer

VLSM (Variable Length Subnet Mask) allows for more efficient use of IP addresses by allowing subnets of different sizes. B is correct because VLSM allows subnets to be further divided. C is correct because routing protocols must carry subnet mask information to support VLSM. D is correct because summarized networks must share the same high-order bits to be aggregated.

Which of the Following Rules Should a Network Administrator Obey