近年来,因特网的迅速发展不仅带给人们更为丰富的获取信息的手段,而且为信息产业带入一系列新的思维方式和运营思想。这些新的技术和观念的发展给传统电信网带来了巨大的冲击。电信业不得不将一些因特网上的应用引入到电信运营中,以应对这种冲击。20世纪末,电信业首先在VoIP业 In recent years, the rapid development of the Internet has not only brought people more abundant means of obtaining information, but also brought a series of new thinking modes and operational ideas for the information industry. The development of these new technologies and concepts has brought tremendous impact on the traditional telecommunications network. The telecom industry had to introduce some Internet applications into telecom operations to deal with this impact. The twentieth century, the telecommunications industry first in the VoIP industry