- memset(buf+MISDN_HEADER_LEN, silence, ISDN_LOAD);
- ret = sendto(p_m_mISDNport->b_sock[p_m_b_index].fd, buf, MISDN_HEADER_LEN+ISDN_LOAD, 0, NULL, 0);
+ memset(buf+MISDN_HEADER_LEN, silence, p_m_preload);
+ ret = sendto(p_m_mISDNport->b_sock[p_m_b_index].fd, buf, MISDN_HEADER_LEN+p_m_preload, 0, NULL, 0);