As OIF defined ASON standard interfaces, UNI and ENNI offer many key services, such as connection management, call management, routing distribution, fault recovery, as well as Neighbor Discovery.

• UNI和ENNI作为OIF规范的ASON标准接口，提供许多控制面的关键服务：如连接管理、呼叫管理、路由分配、故障恢复、邻居发现等。