ATW Security DS-301SET

hello everyone in this session of ccna series i'll discuss wireless principles and different types of wireless lan 802.11 service sets such as bss ess and ibss a wireless communication usually involves an exchange of data between two devices by using radio signals rather than a wired link to exchange the data to exchange the data between multiple devices you can use wireless lan modern wireless lans are based on ieee 802.11 standard wlan behaves much like a hub where multiple hosts connect to a shared media which means a local area network that shares its total available bandwidth with all the connected devices and it operates in half duplex mode where a center can send the data and also receive the data but one at a time wireless communication use csma ca also known as carrier sense multiple access with collision avoid avoidance it is a process that wireless devices use to check if the