详细介绍无线多跳adhoc网络的PPT.包括网络中的MAC层和路由层介绍、常用的协议算法，存在的问题，TCP与UDP协议性能比较，安全问题等，有助于了解Ad hoc网络的概况 -Details of the wireless multi-hop adhoc networks PPT. Including the network MAC layer and routing layer descr iption of the protocol algorithm used, problems,

The use of Internet Protocol Suite of TCP/UDP in environments characterized by high delay and high Link Error rates result in significant degradation of the Protocol Performance. The DTN Bundle Protocol can be used in such scenarios.