Discuss the different wireless network security methods?

1.Discuss issues of using WLAN technologies.

2.How are wireless signals carried? What are the obstacles to successful transmissions and their repercussions? What standards govern wireless transmissions? How do we secure our wireless networks?

3.What are the different wireless network security methods?

The website below discusses different wireless network security methods namely WiFi Protected Access (WPA and WPA2) and 802.1X authentication. Discuss pros/cons of each.
http://windows.microsoft.com/en-us/windows/what-are-wireless-network-security-methods#1TC=windows-7
1.Lets begin this discussion by identifying and discussing key terms such as IP telephony or VoIP, VoATM, VoDSL, Internet telephony, FoIP, and video over IP.
2.Identify and describe voice over IP (VoIP) applications and interfaces.
3.Identify and describe video over IP applications and interfaces.
Added on 27.11.2015 20:42
Here is an example of how I want it to be