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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它描绘了一个超越死亡的快乐爱情故事。尹欧是一个鬼魂,因为他的怨恨而不能离开人类世界。然后他会和一个人有一个爱情故事。反串无下限，笑料更升级！荡气回肠，劲爆无比的辣味英雄故事再度来袭。这一次，神兽“张伟”闪亮登场，欲与小贤、子乔争宠讨一菲欢心，最终结局怎样？敬请锁定爱奇艺独家观剧！林白和那个黑客交锋几次，才赢了那个黑客，让网站恢复正常。Detective Inspector Mike Shepherd, is good at his job but bad at making labor relations, when it comes to the city of "Brokenwood" to solve a crime falls in love with him and decides to stay, but soon Shepherd begins to collide with Kristin detective Sims.在妻子小学教师林小枫眼里，丈夫肝胆外科医生宋建平是一个平凡的好人。“好人”固然好，平凡就不太好了。就是因为宋建平的平凡，她和儿子当当只能过着普通人的生活，被排除在现代大都市的生活之外。自清雍正以来，乐家老店同仁堂被钦定为“御药供奉”，至乐家第八代已声名大震。病家闻名纷纷求药，而日本浪人小野勾结在乐家长大的曹化伦，蓄谋夺走密方药谱。甲午战争，清军赴朝鲜抗敌。乐宏达赶造出十万包“诸葛行军散”，赠送将士，却被药材商人借机抬价，欠下巨款。年关债主逼债，乐宏达借贷无门，愤而变卖祖宅。药材商人得知赠药原因，慨然放弃债权。老店又一次绝处逢生。老店在废墟上重张，乐宏达却因饱受摧残离别人世。弥留之际，正值他的儿子乐同仁满岁“抓阄”。在满桌的官帽、元宝、笔墨、绸缎之间，小同仁却抓起了《同仁堂药典》。