Question: QUESTION 1 What is the purpose of variable length subnet masks? They are not recommended in modern computer networks OThey minimize wasted IP address space

QUESTION 1 What is the purpose of variable length subnet masks?

QUESTION 1 What is the purpose of variable length subnet masks? They are not recommended in modern computer networks OThey minimize wasted IP address space when interconnecting subnets. They reduce the number of bits required in a subnet mask from 32 to 24. They are the same as classful addressing. QUESTION 2 Which of the following does the OSPF routing protocol use to verify that a link between to routers is active and the routers are communicating? LSAs O ARP messages Ping O "Hello" packets

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