BNAs

Of course, many problems about community broadband network construction and BNAS need to be settled and improved in the future.

当然，针对社区宽带网络建设和BNAS，我们还有许多需要解决和完善的问题需要讨论。

Universal management system is designed for BNAS, includes AAA and user management modules.

针对BNAS设计了综合管理系统, 包括认证、计费、用户管理等模块,本文详细描述了系统包括的若干模块的功能和实现.

All the problems can be settled by accessing the Broadband Network Access Server ( BNAS) or the Universal Access Server ( UAS) at the edge of backbone network.

虚拟专网VPN功能等。解决这些问题要求引入宽带接入服务器（BNAS），或者称为综合接入服务器（UAS）。