| 摘要 |
<p>The present invention relates to a method and a device for controlling the call connection between voice over long term evolution (VoLTE) network and a legacy network. Specifically, in the present invention, provided are a method and a device for efficiently activating the function for monitoring media. More specifically, the method for controlling the caller between the VoLTE network and the legacy network comprises a step of receiving an invitation message from an IP multimedia subsystem (IMS).</p> |
