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TCP works in the Transport layer, IP in the Network layer, and ARP in the DataLink layer; The data on the second layer is called Frame, the data on the third layer is called Packet, and the data on the fourth layer is called Segment. At the same time, we need to simply know that when data is sent from the application layer, header information will be added to each layer, encapsulated, and then sent to the data receiving end. This basic process you need to know, that is, every data will go through the process of data encapsulation and unencapsulation.小葱摇头道：这次不同上次，你们还是别去了。待墨迹干后，折成小方块，捏在手上。板栗和小葱都奇怪，觉得爹娘太镇定了些。整个《唐伯虎点秋香》团队都承受着巨大压力，而其中压力最大的就属周星河。2. There is a time limit for the occurrence of 2. Tk. After that time, if you have not been slapped by TK, TK will die. If you have been photographed, TK will not die as long as you are not at no judgment point.只有人还没走，还在控制范围以内，这些事情就好办。