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rtnl_link_register作用

接收端int init_recv_socket(int *pSockfd){ int recv_sockfd = -1; struct ip_mreq mreq; bzero(&mreq, sizeof(struct ip_mreq)); mreq.imr_multiaddr.s_addr = inet_addr(MCAST_ADDR); mreq.imr_interface.s_addr = htonl(INADDR_ANY); struct

同步I/O模型通常用于实现Reactor模式，异步I/O模型则用于实现Proactor。