memcpy(buf+MISDN_HEADER_LEN, data, len);
ret = sendto(p_m_g_gsm_b_sock, buf, MISDN_HEADER_LEN+len, 0, NULL, 0);
if (ret <= 0)
memcpy(buf+MISDN_HEADER_LEN, data, len);
ret = sendto(p_m_g_gsm_b_sock, buf, MISDN_HEADER_LEN+len, 0, NULL, 0);
if (ret <= 0)