“呼叫转移触发方式”和“通过高阻跨接信令链路检测方式”是目前实现“漏话通”业务的主要方式。由于上述两种方案都存在较大缺陷,本文结合固网运营商现网状况提出更经济有效的“漏话通”业务的触发方式。 “Call transfer trigger ” and “high-impedance bridging signaling link detection ” is the main way to achieve “missed call ” business. Because of the big flaws of the above two solutions, this article proposes a more economical and effective “missed call” service triggering mode based on the current network status of fixed network operators.