Provided is a method of establishing communication between a plurality of terminals by a first client terminal of the plurality of terminals, the method including: receiving an initiation signaling message comprising a communication initiation tag and a terminal list of terminals from a host terminal of the plurality of terminals; determining whether to establish communication with the host terminal, based on a communication state of the first client terminal; generating connection information indicating whether to establish communication with the host terminal; determining a second client terminal of the plurality of terminals as a next priority terminal based on the terminal list of terminals; and transmitting the connection information and a trigger signaling message comprising a communication extension tag to the second client terminal.