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During the establishment of a tcp connection, If the server returns syn and ack messages, The client does not confirm it for some reason. This is because the server needs to retransmit the syn + ack message and wait for the client's confirmation message until the tcp connection timeout. This state of waiting for the client to confirm the connection is usually called a half-open connection. The half-open connection will be kept in the connection table of the server until the connection is disconnected.彭越献城投降，刘邦大军已经进城了。A variety of schemes, the specific implementation can refer to the above introduction.Console.WriteLine (sender);1) First, determine whether a single computer cannot access the Internet or whether all computers in the LAN cannot access the Internet. If a single computer does not have access to the Internet, on the Windows XP/2000 operating system, click Start/All Programs/Accessories/Communications/Network Connections to open the Network Connections window (or right-click the Network Neighbor icon to select Properties),这是一部以现代人情感故事为题材的连续剧，共分成三个独立的故事单元。《偏不离婚》一剧三个单元所讲述的故事都是以普通家庭生活为切入点，虽然表达的是普通人的情感，但并没有落入传统的情爱纠葛的俗套之中，而是倡导了现代人在家庭生活中的相互理解和真诚关爱。100,000 people from other countries), 550,000 people died in Axis troops (500,000 German troops and 50,000 Italian troops), with a ratio of 1.7: 1 on both sides.