d) observe the DNS response message. How many "answers" provided by this message? The content of each sentence "answers".There are 2 questions "answered" live (Answer RRs: 2, type A). Said host www.ietf.org has 2 IP addresses: 132.151.6.75 and 65.246.255.51.
đang được dịch, vui lòng đợi..
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