Voice over Internet Protocol over Wireless Local Area Network: A Review

The use of Voice over Wireless Local Area Network is seeing a meteoric rise in popularity as result its simplicity, non-intrusiveness, and cheap cost implementation, well low maintenance, universal coverage, fundamental roaming capabilities. Nevertheless, deploying Internet Protocol (VoIP) (WLAN) challenging task for many network managers, architects, planners, designers, engineers. Because this, there need guideline to design, model, simulate the before it deployed. In this work, variety models, including mathematical, theoretical, statistical, graphical that are used measure quality features VoIP discussed.