In the Go-Back-N protocol, Sf (first outstanding packet) = 3 and Sn (next packet to send) = 7. After receiving the packet with AckNo = 6, the value of Sn is ______
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Correct answer: B. 7
Explanation
A cumulative ACK 6 slides Sf to 6. Sn (the next new packet to send) is unchanged at 7.More Data Communication and Computer Networks questions
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