《计算机网络》CH5课后习题答案

5-41 用TCP传送512字节的数据。设窗口为100字节，而TCP报文段每次也是传送100

字节的数据。再设发送端和接收端的起始序号分别选为100和200，试画出类似于图5-31的工作示意图。从连接建立阶段到连接释放都要画上。

客户A CLOSED SYN- SENT SYN=1,seq=100 SYN=1,ACK=1, ack=101, seq=200 ACK=1, ack=201, seq=101 seq=101(101~200) ACK=1, ack=201, seq=201 seq=201(201~300) ACK=1, ack=301, seq=201 seq=301(301~400) ACK=1, ack=401, seq=201 seq=401(401~500) ACK=1, ack=501, seq=201 seq=501(501~600) ACK=1, ack=601, seq=201 seq=601(601~612) ACK=1, ack=613, seq=201 FIN=1,seq=613 ACK=1, ack=614, seq=201 FIN=1,ACK=1, ack=614,seq=201 ACK=1, ack=202, seq=614 服务器B CLOSED LISTEN SYN- RCVD ESTAB- LISHED ESTAB- LISHED FIN- WAIT-1 FIN- WAIT-2 等待2MSL TIME- WAIT CLOSED CLOSE- WAIT LAST- ACK CLOSED