Date Added: Apr 2013
In highly dynamic mobile ad hoc networks occurred transmission problems like delivering data packets, packet delay, and time delay and so on. Most of the existing ad hoc routing protocols are affected by node mobility, especially for large-scale networks. Large-scale networks mean that wireless network at the dynamic time. Propel by this issue, Position-based Opportunistic Routing (POR) protocol is efficient to introducing further advantage of the stateless property of Geo graphing routing and the broadcast environment of wireless medium. This POR having the right qualities in delivering the data to destination in highly energetic or forceful MANET. But it is susceptible by the over heading problem and also no data confidentiality.