Point-to-Point wireless bridging example

Source: Internet
Author: User

The point-to-point wireless bridging mode has been described in detail before. Here is an example. It is an application case of point-to-point wireless bridging module network-the establishment of point-to-point wireless networks on the campus network. For more information, see the following.

In the construction of campus networks, due to the need for wiring to pass through the ground, and many places cannot be excavated, the school has a long history, and some places cannot be damaged, and the lines have to be rolled back, this will increase investment costs and cause a lot of inconvenience. If there are too many school buildings, cabling will be more complex, which will cause various inconveniences. The Network laying on the campus involves a wide range of projects. both indoors and outdoors will have a great impact on the existing campus environment, this is particularly evident in the long history of development and the simultaneous development of new and old buildings on campus.

In terms of investment, construction cycle, network maintenance, and upgrade, schools need a complete set of solutions to build campus networks in a fast and convenient way. The special environment of the school is particularly suitable for the use of point-to-point wireless bridging mode to achieve the connection between various networks. The wireless network technology is used to ensure high space freedom and network flexibility. It avoids large-scale network cable laying, effectively reduces construction costs, and has a short construction period. Wireless LAN products are usually used in combination with wired Ethernet, it is mainly applicable to scenarios with a large number of portable terminal applications, scenarios with a large range of scattered information points, poor environments, or other places that are not suitable for cabling, and helps simplify the network structure, increase network scalability and flexibility.

The application point-to-point wireless bridging mode is used to connect to the entire campus network. The scope of the school should be fully considered, and the range of radiation required by the AP device should be considered. At the same time, we also need to consider the transmission speed required for each network segment. In some cases, we still need network cable equipment to establish a wired network for high-speed transmission of the backbone network. The best combination of wired network and wireless network is achieved from the overall perspective. In this way, the maximum utilization rate of network resources and the rationalization of investment funds can be achieved.

During the installation of AP devices, quality and performance AP products should be selected. Because it is used for school network connection, transmission speed and security should be considered in terms of network protocol, of course, the signal coverage is also a factor that must be considered. At the same time, it has powerful management software and provides professional network management tools to facilitate the management and monitoring of wireless networks. The product also requires around-the-clock waterproof, dust-proof, and fully sealed design, with super maintenance-free features. Of course, these conditions can be met by General AP products. The signal scattering from the center to the surrounding area is used. Therefore, an omnidirectional antenna is used in the selection of the antenna to facilitate signal transmission in all directions so that all directions can receive the signal. The antenna that receives wireless signals at the edge must adopt a targeted antenna, which can increase the signal strength to the maximum.


Campus Network point-to-point Wireless Network Construction


In this mode, the AP settings are the same. You can select the "Point-to-Point Bridge (Multi-Point Bridge)" mode. Other parameters are similar to the basic architecture Mode settings, all APS use the same SSID, And the IP addresses of each AP are located in the same IP segment. In channel settings, all APs in point-to-point wireless bridging mode must use the same channel. Generally, an omnidirectional antenna is used for the AP at the center position, while other APs use a targeted antenna to direct the AP to the center to ensure the stability and speed of communication.

Point-to-Point wireless bridging mode is usually used when there is a central point. Point-to-Point wireless bridging mode is used when multiple remote points exist. The biggest advantage of point-to-point wireless bridging mode is the low cost and simple maintenance of the network. Secondly, the point-to-point wireless bridging mode uses an omnidirectional antenna, which makes device debugging easier.

The disadvantage of this network is that the omnidirectional antenna is used, and the omnidirectional spread of the beam greatly degrades the power and the network transmission rate is low. The network reliability cannot be guaranteed for remote points over a long distance. In addition, because multiple remote stations share one device, network latency increases, resulting in a lower transmission rate. If the central device is damaged, the entire network stops working. Second, all remote stations and central stations use the same frequency. When a remote station is disturbed, other stations must change the same frequency, if multiple remote sites are affected, changing the frequency is more troublesome and cannot take into account each other.

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