650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/46/4F/wKiom1PxtLuT8uDNAA7b5gUf4EM726.bmp "title=" Three layer switch different VLAN interworking. bmp "alt=" Wkiom1pxtlut8udnaa7b5guf4em726.bmp "/> Purpose: Two three-layer switches hang different VLANs for interoperability, all ports are access portsAfter the configuration is complete, 10.86.3.50 can pin
Experimental background:
As the size of the company continues to expand, the network department at the same time applied for two optical fiber, one of the 10M, the other one for 20M, due to bandwidth asymmetry, the requirements in the three-tier switch to do a strategic route to achieve 2:1 of the traffic allocation, followed by two lines to each other, so as to achieve a safe and reliable network transmission
Experiment Network topology diagram:
decision. It is a switch because it is extremely fast and almost achieves the second-layer switching speed. Who are the advantages and disadvantages of layer-2 switches, layer-3 switches, and routers? To answer this question, let's start with the working principles of these
The comparison between a layer-3 Switch and a router is in a large LAN. This function is perfect and helpful for understanding the layer-3 Switch. However, some manufacturers' switches can also directly connect to the Internet to
information, high-speed network connection has become an essential prerequisite for the formation of campus network.
2. Diversity of information structure
Campus network should meet the needs of different levels of application, can be divided into multimedia applications (Internet access, multi-media teaching, electronic library, video on demand, school sites, internal e-mail, etc.), information management (score statistics, file management, etc.) and remote communications (external dial-in,
The principle of layer-3 switching has always been the most difficult for many readers to understand. In daily reader exchanges, we often see readers raise this issue, especially the differences and connections between layer-3 switching and routing principles. In fact, a layer
1. Background
Generally implement VLAN communication, or use a three-tier switch, or a single arm routing, both of which are very expensive, so when there is the need for VLAN communication, and the data volume of the VLAN communication is not very large, with 50 of Soho route to build a network is very affordable.
My original demand is this:With an n-port two-layer swi
A three or four-day shift was added. Finally, the three-layer switch has been taken care of. The previous touch was a fool. (Huawei's technical support attitude is not very good),
The configuration environment and configuration files are as follows:
Environment, dual-WAN port routing access to ADSL, the next to the Huawei S3928p-si do core switches. The switch
In the layer-7 Reference Model of IOS, the layer-2 data link layer is used for exchange and the layer-3 network layer is used for routing. However, the layer-
decision. It is a switch because it is extremely fast and almost achieves the second-layer switching speed. Who are the advantages and disadvantages of layer-2 switches, layer-3 switches, and routers? To answer this question, let's start with the working principles of these
The rapid development of computer network technology and application has promoted the continuous improvement of the degree of social informatization, while the improvement of information demand has promoted the emergence of new network technologies. These technologies have greatly improved network scalability, flexibility, transparency, and speed. Among the numerous network products, switches play a vital role in building high-performance networks, and their technological development is also rem
At present, the battle's commanding heights are the third-tier switch market, especially the edge switch. According to market research, edge switches have begun to surpass core switches and gradually become dominant. The survey results on user requirements also prove that the most important factor for users to purchase a vswitch is application and security. Therefore, most of them use
downstream interfaceLimit rate speed, calculated as follows:assuming that 2960 is the port, so the simple set speed limit is*15=720 Note: IP DHCP snooping limit rate needs to be set only if the DHCP snooping converged switch or core is enabled. If there is a large number of access layer switches under a core or aggregation switch, the speed limit setting needs
To put it simply, layer-3 switching technology is layer-2 switching technology + layer-3 forwarding technology. It solves the network bottleneck caused by low speed and complexity of traditional routers.
What is layer-
bring great benefits to the future expansion of the network.
VLAN partitioning by routers is a cost-effective method in small and medium-sized enterprises. However, VLAN partitioning by routers seriously affects the network performance of enterprises, therefore, layer-3 switches with routing functions are widely used in VLAN networks of large and medium-sized enterprises. However, we must be clear that a V
Describe the clever advantages and circumvent weaknesses of the layer-3 exchange technology. The layer-3 Exchange Technology is currently a very popular technology. What characteristics does it have? In the exchange network environment, user information is transmitted only between the source node and the target node, a
To put it simply, layer-3 switching technology is layer-2 switching technology + layer-3 forwarding technology. It solves the network bottleneck caused by low speed and complexity of traditional routers.
What is layer-
language involved is JS (jqery), Java, HTML. Java-specific servlets interact with JSP (HTML), List-to-json in Java, jquery manipulation DOM elements, Ajax technology, Highcharts, Java multithreading, Java timed Tasks, and JS timed refreshes. Feeling, their basic knowledge is really not solid, reading + practice, leak check.(5) The most risky part of the project should be done first. Just put this sentence on the heart, this time really realized. Previously did not touch the Java multithreaded p
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