CPC H04L 65/1066 (2013.01) [H04L 65/1016 (2013.01)] | 18 Claims |
11. A method for processing a call request by an electronic device, the method comprising:
in response to receiving a first call request, performing a call by voice communication connection through a second communication network;
based on identifying that the call is disconnected, identifying information related to a call disconnected cause;
based on identifying that the identified information related to the call disconnected cause corresponds to a designated condition, starting a timer for deferring connection to a first communication network;
based on identifying that a second call request is received before the timer expires, performing voice communication connection through the currently connected second communication network; and
based on identifying that a message indicating redirection and/or handover from the second communication network to the first communication network is received before the timer expires, returning to the first communication network.
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