| 2. | A major feature of the astn is the realization of distributed intelligence , i . e . , the intelligent network elements , which can enable network topology discovery , routing calculation , automatic link configuration , path management and control and traffic protection and restoration . thus many functions can be performed automatically rather than manually
Astn的重要标志是实现了网络的分布智能，即网元的智能化，具体体现为依靠网元实现网络拓扑发现、路由计算、链路自动配置、路径的管理和控制、业务的保护和恢复等。 |
