Date Added: Jan 2013
Information and Communication technology try to reach the realistic world in the virtual system via using the 4G communication devices in real time applications. While adopting the 4G communication devices in the exiting environment, various Quality of Services issue occurs to meet the realistic system. QoS issues include the device availability, accessibility and its performance in the applications. The device availability based on the network infrastructure and its environment. The accessibility based on the procedure used to determine the device and identify the same. There are various techniques and technical protocol issues are involved in the device identification and its utilization or performance. The routing process involved the accessibility and performance of device in the network.