Electronics and Telecommunications Research Institute (ETRI) has developed the key solutions required for hyper-immersive, ...

Your PC needs a way to communicate with other devices, and that’s where TCP/IP can help. It makes sure data moves smoothly across the network, whether you’re browsing the web or sharing files. This ...

一、TCP/IP 协议的主要职责 把需要通信消息分解为可管理的数据块 ... 四层模型从低到高如下： 2.1.1 网络访问层（Network Access Layer） 网络访问层属于四层模型的最底层，主要负责数据的物理传输。它涉及硬件设备如网卡、集线器和交换机，通过物理介质 ...