Detailed explanation of Wireless LAN fault repair policies

Source: Internet
Author: User

This article describes in detail what faults should be solved when a wireless LAN fails, and what strategies can be used for reference? I believe that reading this article will help you.

Wireless LAN fault repair and network check and monitoring methods play a major role. Then, how is the architecture and operations? What is the specific operation? We will introduce you in detail below and hope to help you.

Meru Networks has created a new wireless LAN fault repair strategy. It uses End-to-End User Simulation, like an out-of-band management system. Meru is the first company to provide such monitoring and reporting on the network.

"This new SAM, or Service Assurance Module, introduced this dial-up style concept in [Wireless LAN]," said Andrew Borg, a senior analyst at Aberdeen Group. "This is a network check method that uses less bandwidth ...... Any hidden data in all protocol layers on the network is monitored 7x24, which can effectively promote the repair of Wireless LAN faults ."

The Meru SAM platform utilizes the core splitter of the overall Wireless LAN infrastructure of Meru. Its access AP) runs on the same channel frequency. Most WLAN vendors use the micro-mesh method to run their AP on different channels to reduce interference. According to the Meru method, the AP will assign a MAC address to each client on the network, and then the client will transparently transmit between APs. When the laptop is switched to an office, it only sees a large AP, not the network connections provided by more than a dozen APs.

The SAM Platform builds this infrastructure by creating virtual client devices on each AP, said Meru founder and CTO Vaduvur Bharghavan. These virtual clients send simulated transaction data to another nearby AP. Then, these packets will be transmitted from one Network to another, and finally to the Controller, into a wired LAN, and then through the Meru Management Server E (z) RF Network Manager where the SAM platform is located. With the specified metadata tag, SAM can track these packets throughout the path.

Finally, the system analyzes continuous data packets and establishes an end-to-end wireless network performance baseline. It can also identify any sources of errors on the network. For example, if the simulated data is successfully transferred from one AP to another, but cannot be transferred to the Controller, the problem will be traced to the location where the fault occurred. Data can also be stored on the E (z) RF Network Manager server for identification and analysis.

Reduces the total cost of ownership of a wireless LAN

According to Craig Mathias and Farpoint Group owner, Meru's SAM platform solves the operational challenges of deploying wireless LAN technology in a wide range.

"When users buy wireless LAN systems, they will focus more on costs," he said. "But the real cost lies in the purchase and operation costs of ensuring the normal operation of the system, handling problems, support and troubleshooting. Therefore, any product made by the supplier that can automatically implement these features is good ."

Can an AP actually replace a terminal?

This is still about whether Meru's technology can work. After all, simulating a terminal device with an AP may have some disadvantages, Burton Group Senior Analyst Paul DeBeasi warned.

"These access terminals are usually hidden," he said. "Therefore, one access end can interact with another access end. This is a disadvantage, unlike the laptop we can directly view on the desktop. If we can directly see the terminal, we can achieve better wireless signal strength by moving 8 or 10 feet according to signal interference and obstacles.

Tracking Wireless LAN fault repair

If the Meru method is effective, it can solve the problems that the competitor's existing wireless LAN fault repair and management system cannot completely solve.

"Other vendors are doing things like fair calls, bandwidth redirection, channel balancing, and load balancing," Debeasi said. "Cisco has M-Drive, and Aruba has Adaptive Radio Management ...... However, it is still unique in the market to send specific functions of application-based transactions in the background and then return to diagnose problems in a timely manner ."

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