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首先简单介绍了GPRS的系统结构 ,在此基础上给出了GPRS网络中的APN (accesspointname)和域名系统的概念 ,分析了漫游情况下GPRS是如何支持分组数据路由的过程 ,最后介绍了GPRS系统中的IP地址管理的问题
First of all, the system architecture of GPRS is briefly introduced. On this basis, the concept of access point name (APN) and domain name system in GPRS network is given. The process of packet data routing supported by GPRS is analyzed. Finally, the GPRS system In the IP address management issues