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The full name of UDP protocol is user datagram protocol. It is used to process data packets like TCP protocol in the network and is a connectionless protocol. In the OSI model, the fourth layer, the transport layer, is the next layer above the IP protocol. UDP has the disadvantages of not providing packet grouping, assembling and sorting packets, that is, when the message is sent, it is impossible to know whether it arrives safely and completely.玉米吃了一个，把剩下的一个给小灰吃了。大苞谷认祖归宗后，丝毫闲不住，动辄一大群人进出王府，十分热闹。十个人头一两，这可不许少。四名聪明的学生成立自己的侦探所，把冒险发布到播客上，成为彼此的可靠好友。NBA (National Basketball Association) is the abbreviation of the American Men's Professional Basketball League. It was established in New York on June 6, 1946. It is a men's professional basketball league composed of 30 teams from North America. It brings together the world's top players and is one of the four major professional sports leagues in the United States.Only when it needs to be consistent with the rhythm and rhythm patterns of poetry will it try its best to search for them. Therefore, he found some articles in the Observer and rewritten them into poems.