In ____, before one node sends a series of n packets to another node, the sending node inquires in advance whether the receiving node has enough buffer space for the n packets.

In ____, before one node sends a series of n packets to another node, the sending node inquires in advance whether the receiving node has enough buffer space for the n packets.



a. explicit congestion control c. connection admission control
b. implicit congestion control d. buffer preallocation


Answer: D


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