A method of receiving, by a digital image-capturing apparatus, connection information from a mobile communication terminal is described. Connection information is received from a mobile communication terminal that is connected with the digital image-capturing apparatus via near field communication (NFC). The connection information is input to an input window for performing a communication connection with an external device. A communication connection is performed with the external device, based on the connection information. The external device comprises at least one of an access point (AP) or a server. The connection information is used in communication with the external device.