The layer-3 Switch has become one of the most important devices in the network. Here we analyze the technical principles of the layer-3 switch in the exchange technology, a device with the lay
From: http://nettao.blog.51cto.com/386537/211216
I,
Vrrp
Introduction:
Virtual router redundancy protocol
Virtual
The proposed router redundancy protocol aims to improve the reliability of the router (layer-3 Ethernet switch) and the external connection by using the backup mechanism. Generally, a default route is se
The main function of a security switch is to forward data in the network. It can also ensure efficient network data forwarding when other factors interfere, with the advent of the Internet era, security issues have become an urgent issue. The existence of viruses, hackers, and various vulnerabilities makes security tasks extremely difficult in the Internet era.
Vswitches play an important role in the enterprise network, usually the core of the entire
Three-tier switch has become one of the mainstream switch types in the market. Here we mainly introduce the advantages of using three-tier switch. This article will tell you that the three-tier switch has a high technical level, not only does it look beautiful, but it also looks beautiful! So what is the role of
What I want to tell you in this article is: the layer-3 switch is very technical, not only "looks beautiful", but also very beautiful to use! So what is the role of layer-3 switches in the Construction of Campus Networks and urban education networks? What services does a
The distributed layer-3 switch is still quite common. So I studied and analyzed the practical application of the distributed layer-3 Switch. Here I will share it with you and hope it will be useful to you. With the in-depth develo
A layer-3 switch does have a certain "routing" function, which can implement different subnet connection functions. However, it must be noted that its routing function is much weaker than that of a router, in addition, a layer-3 switch
physical layer of the Gigabit Ethernet is greater, in addition to two changes in the 10gbase-r sub-series, a new sub-layer is added between the PCS sub-layer and the PMA sub-layer--wis (WAN Interface sublayer) child layer. With W
Layer-3 Switch for Cisco switches
Although single-arm routing solves the communication problem between different VLANs, it also has its fatal defects:
-The single arm itself is the Backbone link of the network, which is easy to form a network bottleneck.
-The sub-interface relies on physical interfaces, and the application is not flexible
-You need to view the r
security. Therefore, the use of VLAN in the initial design of the network can 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 netwo
Since Layer-3 switches can be considered as composed of routers and common switches, You can first try to install some modules with routing functions during assembly, in this way, there is a layer-3 Switch rich in routing functions.
Its functions are equally powerful. Recent
802.1p network services: Different Levels of gold, silver, and bronze services can be implemented based on different payment options, so as to ensure the services of high-priority users as much as possible. Supports the network layer-3 DiffServ service: it provides packet priority tag and priority differentiation processing.
The above intelligent services can solve the problem of distribution efficiency an
In today's society, the most commonly used vro is the number of routers, because it is relatively cheap and its functions are no different from those of vswitches. However, layer-3 vswitches are indeed more powerful than vrouters, then we will study the layer-3 switch.
Many
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
Layer-3 Switch SLB interface configuration layer-3 Switch configuration-configure a group of layer-2 ports www.2cto.com configure terminal to enter the configuration status nterface ran
At present, China's routing industry is developing at a high speed, and it also promotes the constant update and upgrade of routing technology. Here we mainly explain the connection methods of layer-3 routing switches. As for the stack of routing switches, not all vswitches are allowed, but stack modules are required. The stack of A vswitch is connected through a dedicated stack cable instead of a switching
A typical LAN is to connect a core switch with a layer-3 Switch to several Branch switches (not necessarily with layer-3 switching ). We assume that the core switch name is com, and the
Since Layer-3 switches can be considered as composed of routers and common switches, You can first try to install some modules with routing functions during assembly, in this way, there is a layer-3 Switch rich in routing functions.
Its functions are equally powerful. Recent
In this comparison test, several products support layer-3 switching. In order to test its layer-3 performance, we use IXIA1600 and ScriptMate software to test throughput, latency, and other indicators, and test the layer-3 switchi
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