Layer-3 Ethernet switch: introduces L2 VLAN forwarding, configurations in layer-3 Ethernet switches, MAC addresses, and L2 VLAN forwarding, I hope you will have a clear understanding after reading the following articles. The forwarding mechanism of a layer-3 Ethernet switch is divided into two parts: layer-2 forwarding and layer-3 switching. First, let's talk abo
During this period, I read volume 1 in "TCP/IP details". The biggest feature of this book is that it uses the tcpdump program to capture various network packages, this gives us a definite understanding of the protocols and Algorithms in each layer of the network. It is the protocol discussed in this book and its hierarchy.
1. TCP/IP protocol network hierarchy
The left side shows the status of the data packet at each network layer, and the right side shows the transmission of the data packet at e
Regional Metro wide area three-way Attack
The 10-Gigabit Ethernet technology breaks the limits of Traditional Ethernet short-range transmission. In addition to lan and campus networks, it can also be easily applied in the city or even wide area to build a high-performance network core.
Broadband IP MAN
The 10-Gigabit Ethernet device can provide high-density 10-
Industrial Ethernet cabling and fault Maintenance
The industrial environment is worse than the general environment. At least the vibration, moisture, and temperature are worse than the general environment. Industrial Ethernet requires more professional knowledge and practical experience. If you are installing or using an industrial Ethernet (Industrial
Copyright: Chengdu Heng Yuan Internet of Things Technology Co., Ltd.Website: www.heryit.cnTel: 028-87657875 13060063607Introduce the configuration of stm32f107 Ethernet and porting rl-tcpnet protocol stack, the official routine is LWIP, here is how to use rl-tcpnet. (need to include STM32_ETH.C and STM32_ETH.H)Here is the descriptor definition, what is the descriptor please see the STM32 Chinese Reference Manual E
Overview of Ethernet technology broadband access problems, there will be a lot of problems in contact with the Ethernet technology broadband access process, the problem of Ethernet technology broadband access settings has been a hot topic, therefore, we hope the following articles can help you solve this problem.
Given that the current solutions and devices canno
that the length field of 802.3 is replaced by the Type field to indicate the protocol type of the frame. This is because ETHERNETII frames support multiple protocol types, while raw 802.3 frames support only one.similarities and differences of 3, 802.3 and EthernetiiFor the convenience of 802.3 and ethernetii two frame formats can be used in the network at the same time, it is stipulated that the maximum length of the data field in 802.3 and ethernetii must be less than 1500 bytes, that is, the
With the development of network technology and the popularization of information application, Ethernet switch has been used more and more widely. According to IDC statistics, 2001 domestic switch market value of 6.77 billion yuan, to 48% of the share of the router (46%) ranked in the first place in the network market. Thus, the switch has literally become the most mainstream product in the network market.
Three major factors contribute to the rapid g
Unlike office and home Ethernet, which has long been well known, industrial Ethernet requires more professional knowledge and practical experience.
If you are installing or using an industrial Ethernet, you must understand the Five Points of cabling, signal quality, grounding circuit, switch, and communication.
Wiring problems
Like all networks, the advantages an
Ethernet switches are still commonly used. So I studied whether SPOH technology has triggered the Ethernet switch revolution. I would like to share it with you here, hoping it will be useful to you. The rapidly expanding "Network Society" poses severe challenges to Ethernet switches serving as data processing centers. First, in the face of overload data transmiss
Vamei Source: Http://www.cnblogs.com/vamei Welcome reprint, Please also keep this statement. Thank you!"The trumpet starts to broadcast", if you know this, you must be the older generation. "Little Horn" is a radio program for children from the 50 's to the 80 's. At the beginning of the program, there will be a kind of broadcast: "Children, small speakers began to broadcast!" "Hearing here, the children in front of the radio get excited and ready to listen to the program: This issue is the
Three-dimensional out of the new
At present, more and more manufacturers to enter the Ethernet market, new brands and new products continue to emerge, it seems that there has been a trend of homogenization of competition. However, it is worth mentioning that the Ethernet switch in the market number of expansion, while the quality requirements are also constantly improving. Just to meet the simple connectio
GE Ethernet switches are one of the most widely used switches in enterprises. Here we mainly analyze how GE Ethernet switches and ATM affect network performance. The selection of the main networking technology directly affects the network system performance and future expansion and upgrade. The selection should be fully demonstrated and carefully conducted. In the previous years of network construction, man
Ethernet switches are still commonly used. So I have studied Ethernet switch configurations and supported network types. I would like to share them with you here and hope they will be useful to you. Rack-mounted switch, fixed configuration with/without expansion slot) rack-mounted switch is a slot type switch, which has good scalability and supports different network types, such as
Ethernet technology is still quite common, So I studied the Broadband Access Network Technology Based on Ethernet technology. Here I will share it with you, hoping it will be useful to you. Given that the current solutions and devices cannot fully meet the requirements of a public network environment such as the access network, we need to study the devices and technologies that adapt to the public network e
Ethernet switches are still commonly used, so I have studied the necessary factors to Promote the Development of Ethernet switches. I would like to share with you here, hoping to help you. With the free E-mail and WWW services, the Internet is growing rapidly, promoting the rapid development of Ethernet. Nowadays, more and more manufacturers are entering the
With the development of network technology and the popularization of information application, Ethernet switch has been used more and more widely. More importantly, it began to penetrate from the simple LAN application to the metropolitan area Network, thus attracting more operators ' eyes.
The rapid growth of the switch market, in addition to the overall growth of the network market, mainly benefited from the following aspects. First of all,
With the development of the exchange industry in China, we have also promoted the update and upgrade of the Ethernet switch technology. Here we mainly analyze the comprehensive performance of the Ethernet switch. Rack-mounted switch, fixed configuration with/without expansion slot) rack-mounted switch is a slot type switch, which has good scalability and supports different network types, such as
The topological structure of LAN
The main features of LAN are: The network is owned by a unit, and the geographical range and the number of sites are limited.
LAN has broadcast function, from a site can easily access the entire network, the host on the local area network can share a variety of hardware and software resources connected to the LAN.
The local area network can be divided into bus structure, ring type structure, star structure, net structure, tree structure and mixed structure
What are the differences between layer-2 and layer-3 Ethernet switches and their basic types? The following are some comparisons: after reading this article, we will be able to fully understand the layer-3 Ethernet switch.
Next we will talk about the three-layer Ethernet switch process. VLAN segmentation is used to isolate inter-VLAN communication, and layer-3
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