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TCP is connection-oriented, and a connection must be established between either side before sending data to the other. In TCP/IP protocol, TCP protocol provides reliable connection service, and the connection is initialized by three-way handshake. The purpose of the three-way handshake is to synchronize the serial numbers and acknowledgement numbers of both parties and exchange TCP window size information. The process of shaking hands can be represented by the following figure因为整个事情完全的水到渠成。Record MDT recommendations and specific treatment plans. If MDT recommendations are not implemented, they should be fed back to MDT in time and the reasons for not implementing them should be recorded. MDT team should regularly review and summarize these cases.坐馆教学，既能解决生计问题，还不耽误他们求学，一举两得的好事，不愁请不到人。该剧由#film# 和 #jean# 主演，讲述了一个花花公子怎么玩火自焚，陷入女主的爱恋中！《企鹅家族》教给少年儿童们一些人生的必修课，每一集都在试图向年轻的观众们强调相互合作的好处和良好行为的重要性，以及贪心、嘲弄和不守规矩所带来的不良后果。这部动画片已经相继在全世界150多个国家播出，而这只名叫Pingu的卡通企鹅在许多国家被作为联合国儿童基金会的形象大使。