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Daily share: Any restriction starts from your heart. 1, Concept and advantages of VLAN 1. Split broadcast domain 1) Physical segmentation: divide the network into several small networks physically, and then connect different networks with routing equipment that can isolate broadcasting to realize communication. 2) Logical segmentatio ...

SDN course design, using Ryu to control, gnawing on the source code is really tired Github source code here Project background At present, smart cities are developing more and more, but with the application of various network devices and sensors, the network burden of cities is also increasing. If data analysis and other operations are done ...

1, Introduction to SSH SSH is the abbreviation of Secure Shell. SSH is a security protocol based on the application layer. SSH is a reliable protocol designed to provide security for remote login sessions and other network services. Using SSH protocol can effectively prevent information disclosure in the process of remote management. SSH was o ...

Detailed knowledge of STP can be used to check the official account and to view the past articles. This paper mainly introduces the concepts of RSTP and MSTP, as well as the configuration examples of MSTP.   1, RSTP   RSTP (fast spanning tree protocol) is developed from STP, which is consistent with the basic idea of STP. It has all the fun ...

preface Our routing and switching final exam is a computer test, which uses eNSP to complete the test questions. The final examination questions are as follows. They are basically the same, with only a little change in details. Finally, the PC host can ping each other, and the server can ping PC3 and PC3, but not PC1 and PC2. Experimental re ...

Summary of procedure control process preface • process control statement is a statement used to control the execution order of each statement in the program, which can be grouped into groups Synthesize small logic modules that can complete certain functions. • its process control mode adopts three basic process structures specified ...

1, HDLC principle and configuration 1. HDLC principle HDLC (high level data link control) advanced data link control protocol, which is an IOS standard data link control protocol and a bit oriented link layer protocol. The protocols in the standard HDLC protocol family run and synchronize on the serial line. 1.1.1 HDLC frame structure Flag ...

Note: the BGP routing strategy notes are mainly distributed in prefix list, distribute list and route map And new knowledge points, * advertisement map condition advertisement, * ORF and * route splitting Reference video: Three cups of black tea Front 0x01: prefix list operation BGP routing >After operating the abov ...

1. Network planning 1.1 network topology 1.2 network planning Overall planning: the company is headquartered in Beijing and has branches in Shanghai and Guangzhou, which are connected to the headquarters through special lines. It is assumed that the internal and external network segments are planned as follows. Department Network: V ...

1. Working mode of switch 1.1 actual working environment In practical work, when a network device is configured for the first time, it is necessary to use the console cable with the PC terminal to configure the network device with "super terminal" or other software. 1.2 working mode On the PacketTracer simulation platform, add ...