TCP/IP OSI model 拓扑图： 下图比较清楚的描述TCP/IP模型与OSI 七层模型的对应关系以及实现细节： 对于U-Boot而言，并没有完整的 ...

A reference model is a virtual model which defines how communication should take place. It logically divides the processes which are required for the communication into layers. This concept is known ...

Getting a handle on the invisible part of your network—the protocols that are in use—can be of enormous value in helping you detect problems. So far, we've talked about the tangibles of your ...

Linux操作系统总体上由Linux内核和GNU系统构成，具体来讲由4个主要部分构成，即Linux内核、Shell、文件系统和应用程序。内核、Shell和文件系统构成了操作系统的基本结构，使得用户可以运行程序、管理文件并使用系统。 内核是操作系统的核心，具有很多最基本 ...

I like to think of the transport layer as the layer of the OSI Model that enables more interesting traffic. While we network engineers may love a lot of the simpler uses of the IP protocol and ...

Ethernet is a layer 2 data link protocol that is widely used with the TCP/IP protocol, which resides at layers 3 and 4. To understand network communications, it is essential to learn about the ...