diff --git a/executables/main-fs6.c b/executables/main-fs6.c
index dbfa0a4cbb..edd3f24f05 100644
--- a/executables/main-fs6.c
+++ b/executables/main-fs6.c
@@ -19,7 +19,7 @@
 #include <openair1/PHY/CODING/coding_extern.h>
 #include <emmintrin.h>
 
-#define FS6_BUF_SIZE 100*1000
+#define FS6_BUF_SIZE 1000*1000
 static UDPsock_t sockFS6;
 
 int sum(uint8_t *b, int s) {
@@ -296,6 +296,9 @@ void sendFs6Ul(PHY_VARS_eNB *eNB, int UE_id, int harq_pid, int segmentID, int16_
          eNB->pusch_vars[UE_id]->ulsch_power,
          sizeof(int)*2);
   hULUE(newUDPheader)->cqi_crc_status=eNB->ulsch[UE_id]->harq_processes[harq_pid]->cqi_crc_status;
+  hULUE(newUDPheader)->O_ACK=eNB->ulsch[UE_id]->harq_processes[harq_pid]->O_ACK;
+  memcpy(hULUE(newUDPheader)->o_ACK, eNB->ulsch[UE_id]->harq_processes[harq_pid]->o_ACK,
+	 sizeof(eNB->ulsch[UE_id]->harq_processes[harq_pid]->o_ACK));
   hULUE(newUDPheader)->ta=lte_est_timing_advance_pusch(eNB, UE_id);
   hULUE(newUDPheader)->segment=segmentID;
   memcpy(hULUE(newUDPheader)->o, eNB->ulsch[UE_id]->harq_processes[harq_pid]->o,
@@ -379,7 +382,7 @@ void pusch_procedures_tosplit(uint8_t *bufferZone, int bufSize, PHY_VARS_eNB *eN
 }
 
 void phy_procedures_eNB_uespec_RX_tosplit(uint8_t *bufferZone, int bufSize, PHY_VARS_eNB *eNB,L1_rxtx_proc_t *proc) {
-  //RX processing for ue-specific resources (i
+  //RX processing for ue-specific resources
   LTE_DL_FRAME_PARMS *fp = &eNB->frame_parms;
   const int       subframe = proc->subframe_rx;
   const int       frame = proc->frame_rx;
@@ -785,10 +788,13 @@ void recvFs6Ul(uint8_t *bufferZone, int nbBlocks, PHY_VARS_eNB *eNB, ul_propagat
                hULUE(bufPtr)->ulsch_power,
                sizeof(int)*2);
         ulsch_harq->cqi_crc_status=hULUE(bufPtr)->cqi_crc_status;
+	//ulsch_harq->O_ACK= hULUE(bufPtr)->O_ACK;
+	memcpy(ulsch_harq->o_ACK, hULUE(bufPtr)->o_ACK,
+	       sizeof(ulsch_harq->o_ACK));
         memcpy(ulsch_harq->o,hULUE(bufPtr)->o, sizeof(ulsch_harq->o));
         ul_propa[hULUE(bufPtr)->UE_id].ta=hULUE(bufPtr)->ta;
-        LOG_I(PHY,"Received ulsch data for: rnti:%d, fsf: %d/%d, cqi_crc_status %d \n",
-              ulsch->rnti, eNB->proc.frame_rx, eNB->proc.subframe_rx, ulsch_harq->cqi_crc_status);
+        LOG_D(PHY,"Received ulsch data for: rnti:%d, fsf: %d/%d, cqi_crc_status %d O_ACK: %di, segment: %di, seglen: %d  \n",
+              ulsch->rnti, eNB->proc.frame_rx, eNB->proc.subframe_rx, ulsch_harq->cqi_crc_status, ulsch_harq->O_ACK,hULUE(bufPtr)->segment , hULUE(bufPtr)->segLen);
       } else if ( type == fs6ULcch ) {
         int nb_uci=hULUEuci(bufPtr)->nb_active_ue;
         fs6_ul_uespec_uci_element_t *tmp=(fs6_ul_uespec_uci_element_t *)(hULUEuci(bufPtr)+1);
@@ -938,8 +944,8 @@ void rcvFs6DL(uint8_t *bufferZone, int nbBlocks, PHY_VARS_eNB *eNB, int frame, i
           cpyVal(delta_TF);
           cpyVal(repetition_number );
           cpyVal(total_number_of_repetitions);
-          LOG_I(PHY,"Received request to perform ulsch for: rnti:%d, fsf: %d/%d\n",
-                ulsch->rnti, frame, subframe);
+          LOG_D(PHY,"Received request to perform ulsch for: rnti:%d, fsf: %d/%d, O_ACK: %d\n",
+                ulsch->rnti, frame, subframe, ulsch_harq->O_ACK);
         }
       } else if ( type == fs6ULConfigCCH ) {
         fs6_dl_uespec_ulcch_element_t *tmp=(fs6_dl_uespec_ulcch_element_t *)(hTxULcch(bufPtr)+1);
diff --git a/executables/split_headers.h b/executables/split_headers.h
index 87c8176b9a..04e70bb469 100644
--- a/executables/split_headers.h
+++ b/executables/split_headers.h
@@ -174,6 +174,8 @@ typedef struct {
   uint8_t segment;
   int segLen;
   int ulsch_power[2];
+  uint8_t o_ACK[4];
+  uint8_t O_ACK;
   int ta;
   uint8_t o[MAX_CQI_BYTES];
   uint8_t cqi_crc_status;
diff --git a/openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c b/openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c
index f51fc3035b..c4b8dc7755 100644
--- a/openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c
+++ b/openair1/PHY/LTE_TRANSPORT/ulsch_decoding.c
@@ -672,7 +672,7 @@ int ulsch_decoding_data(PHY_VARS_eNB *eNB,int UE_id,int harq_pid,int llr8_flag)
 	      printf("\n");
       }
 */
-      return 0;
+      continue;
     }
 
     #endif
diff --git a/openair2/PHY_INTERFACE/IF_Module.c b/openair2/PHY_INTERFACE/IF_Module.c
index 2cc43189c6..98d099add8 100644
--- a/openair2/PHY_INTERFACE/IF_Module.c
+++ b/openair2/PHY_INTERFACE/IF_Module.c
@@ -388,10 +388,10 @@ static void dump_ul(UL_IND_t *u) {
 
   A("XXXX     crc_ind  %d\n", u->crc_ind.crc_indication_body.number_of_crcs);
   A("XXXX     sr_ind   %d\n", u->sr_ind.sr_indication_body.number_of_srs);
-  A("XXXX     cqi_ind  %d\n", u->cqi_ind.number_of_cqis);
+  A("XXXX     cqi_ind  %d\n", u->cqi_ind.cqi_indication_body.number_of_cqis);
 
-  for (i = 0; i < u->cqi_ind.number_of_cqis; i++) {
-    nfapi_cqi_indication_pdu_t *v = &u->cqi_ind.cqi_pdu_list[i];
+  for (i = 0; i < u->cqi_ind.cqi_indication_body.number_of_cqis; i++) {
+    nfapi_cqi_indication_pdu_t *v = &u->cqi_ind.cqi_indication_body.cqi_pdu_list[i];
     A("XXXX         cqi ind %d\n", i);
     A("XXXX cqi         ul_cqi %d channel %d\n", v->ul_cqi_information.ul_cqi,
       v->ul_cqi_information.channel);