It assures that clients are connected to the correct WLAN
What must be identical on all devices in a WLAN for successful wireless communication between the devices?
Usually a WEP key is intentionally hard to recover. It may be that you will need to simply change the key on the router/access point to something known and then change it on all currently connected devices.
An access point is a device such as a WLAN or modem which permits wireless devices to connect to a network.
Wi-Fi is a local area wireless technology that allows electronic devices to exchange data. WLan stands for wireless local area networks which links two or more devices using some wireless distribution method.
Home devices are connected in parallel and not in series.
I read by 2012, 17 billion devices will be connected to the internet
AM radio cordless phone
No. Bluetooth just gives wireless connection between two devices only. WLAN is a Local Area Network. It is designed to link several computers and works on a different frequency.
Four computers and two phone devices can be connected with that.
Wireless Networks
2 devices