通信网的编程资料， 主要的核心思想和常用技术以及经验。
Emergency communications technology of the book, the basic theory and the commonly used techniques and equipment.
(2012-02-22, PPT, 3067KB, 下载4次)
华为新员工内部GPRS核心网培训资料，主要讲述GPRS核心网的架构
Huawei' s GPRS core network internal training materials (2009-02-22, PPT, 678KB, 下载44次)