#define UDP_MAX_SEND_PAYLOAD_SIZE 1400 /* mtu size is 1500 */
#define UDP_HEADER_SIZE 8 /* UDP header size */
#define MAX_SENDBUF_SIZE (256 * 1024 * 1024) /* Maximum socket buffer size */
#define UDP_MAX_SEND_PAYLOAD_SIZE 1400 /* mtu size is 1500 */
#define UDP_HEADER_SIZE 8 /* UDP header size */
#define MAX_SENDBUF_SIZE (256 * 1024 * 1024) /* Maximum socket buffer size */