2G与3G互通技术实现文章，随着3G的日益临近，国内运营商正筹备各种资源，为3G建设做准备。在GSM网络向WCDMA网络演进过程中，运营商将会面临很长一段2G/3G网络混和共存的时期。文章从3G网元的设置、2G网元的升级以及2G/3G网络互通等多个方面。-2G and 3G interoperability technology articles, as 3G is approaching, domestic carriers are in the process of various resources, to prepare for the 3G construction. In the GSM network to WCDMA network evolution, operators will face a long period of coexistence of mixed 2G/3G network. Articles 3G network elements from the set, 2G network elements and the 2G/3G network upgrade and many other aspects of interoperability.