VOIP voice network technology security strategies

As the Internet technology, speech technology progress and development, VOIP gradually become the mainstream of the present and future voice technology. VOIP and operation in IP network application system based on IP other as common security threat and weaknesses, including all the threat from IP network layer. VOIP technology safety problems also gradually revealed, more and more get more extensive attention. This paper makes a detailed analysis discussed several security potential threat and existence of the mode of attack such as: denial of service attack, the capture of data packets with tampering or broker attack, etc. A series of existence for VOIP network security threat put forward different levels of safety measures and strategies intersectorial; At last, it points out that these security measures and strategies exist some drawbacks.