Wireless networking is same as a computer networking in which all computers are connected together but without using any kind of cables. WLAN (Wireless local area network) connects computers in a small network area based on the principle of wireless distribution of signals. In the wireless networking, communication channel is maintained by transmission of microwaves and radio waves. Wireless networking is a revolution in the field of networking; it has replaced the wired networking that depends on fiber optic and copper wiring of networking devices.
A local area network is called as a hybrid network when it contains a mixture of wired and wireless user in the network. In hybrid network wired user are connected with Ethernet and wireless user use Wi-Fi technology. A wireless Ethernet or Ethernet wi-fi bridge is used to convert the wired Ethernet devices to be used on a wireless computer networking. USB adapters and wireless Ethernet bridge also known as wireless media adapters enables the devices for USB physical media or Wi-Fi utilizing Ethernet. Linksys WET54g is a wireless Ethernet bridge.
Wi-Fi scanner is a tool used to detect the wireless connection and discover wireless clients and access point. Wi-Fi scanner connects automatically to any open access or base point within its range. When it finds any connection it gives an alert and then it checks for restricted or secured networks by fetching the icon of websites. There are many Wi-Fi scanner are available. Cisco wifiscanner and outSSIDer is Wi-Fi scanner.
Very often we will find that WLAN not working properly due to which we face problems in connectivity. Some of the Wi-Fi problems which we face normally are:
- Speed of internet is very slow.
- Bowser is not working properly.
- There is no signal in the modem.
- Not able to access the internet.
We can do wi-fi troubleshooting by using:
- Wi-Fi scan using antivirus.
- Checking the modem hardware configuration, settings and connections.
- Reset the router.
- Re-install the router.
- Updating the drivers.
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