[Boost-users] bidirectional socket

hi, i have a basic question, for implementing a bidirectional communication can i do it just using one socket , i mean just open one port? or do i need to implement a client and a server in each end point? im realli confuse with this issue =( -- Ing Pedro Alonso Chaparro Valero Ciudad Politecnica de la Innovación iTEAM - Mobile Communications Group Polytechnic University of Valencia C\ Camino de Vera S/N, Edificio 8G 46022 Valencia, Spain