| 摘要 |
<p>Disclosed are a call connection method, a call control server, and a user terminal in a shaded region. The call connection method, which the user terminal performs, comprises the steps of: if a transmission message is transmitted to the call control server according to a call request, determining whether the user terminal is located in a service shaded region; if the user terminal is located in the service shaded region, holding the transmission of the transmission message for a predetermined time; and, if the user terminal is located in a service coverage area within the predetermined time, transmitting the held transmission message to the call control server.</p> |
