Responder.py 文件源码

def server_bind(self):
        MADDR = "224.0.0.251"
        self.socket.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)
        self.socket.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_TTL, 255)
        Join = self.socket.setsockopt(socket.IPPROTO_IP,socket.IP_ADD_MEMBERSHIP,inet_aton(MADDR)+inet_aton(OURIP))
        if OsInterfaceIsSupported(INTERFACE):
            try:
                self.socket.setsockopt(socket.SOL_SOCKET, 25, BIND_TO_Interface+'\0')
            except:
                pass
        UDPServer.server_bind(self)