题目内容

填空题 A ____allows two networks, each with a completely deferent protocol suite, to communicate.

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填空题 A ____is a connecting device that filters traffic.

填空题 An ____address identifies each computer connected to the Internet.

填空题 Communication on the Internet uses the ____model.

填空题 A ____, an application program running on a local machine, request a service from a ____, an application program running on a remoter machine.

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