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[ 单选题 ] (1.0分) 未指定技能F 在第18个传输回合后,ssthresh的初始值设置为多少?

A. 1
B. 21
C. 24
D. 29
E. 32
F. 42

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[ 判断题 ] (2.0分) C2应用层英文enFor a P2P file-sharing application, There is no notion of client and server sides of a communication session.

A. True
B. FALSE

Which layer in the Internet protocol stack doesn't a router process? ( )

A. the transport layer
B. the network layer
C. the link layer
D. the physical layer

Which of the following is the decimal for the IP address 11000000 00110100 00000000 00001111? ( )

A. 192.52.0.16
B. 192.51.0.15
C. 128.52.0.15
D. 192.52.0.15

What is the name of a link-layer packet? ( )

A. message
B. segment
C. datagram
D. frame

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