/* we receive audio data, we respond to it AND we send tones */
case PH_DATA_IND:
case DL_DATA_IND:
+ case PH_DATA_REQ:
+ case DL_DATA_REQ:
case PH_CONTROL_IND:
if (mISDNport->b_port[i])
mISDNport->b_port[i]->bchannel_receive(hh, buffer+MISDN_HEADER_LEN, ret-MISDN_HEADER_LEN);