def m2i(self, pkt, x):
        nbr = struct.unpack("!H",x[2:4])[0] - 2
        nbr /= 4
        x=x[6:]
        list=[]
        for i in range(0,nbr):
            add = x[4*i:4*i+4]
            list.append(inet_ntoa(add))
        return list