diff --git a/openair1/PHY/LTE_TRANSPORT/if4_tools.c b/openair1/PHY/LTE_TRANSPORT/if4_tools.c
index 1e30b036a7..4037c51e43 100644
--- a/openair1/PHY/LTE_TRANSPORT/if4_tools.c
+++ b/openair1/PHY/LTE_TRANSPORT/if4_tools.c
@@ -150,8 +150,8 @@ void send_IF4p5(RU_t *ru, int frame, int subframe, uint16_t packet_type) {
 	   uint32_t *rx0 = (uint32_t*) &rxdataF[antenna_id][blockoffsetF];
 	   uint32_t *rx1 = (uint32_t*) &rxdataF[antenna_id][slotoffsetF];
 
-	   VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_SEND_IF4_SYMBOL, symbol_id );
-	   VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_COMPR_IF, 1 );		
+	   //VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_SEND_IF4_SYMBOL, symbol_id );
+	   //VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_COMPR_IF, 1 );		
 
 	   start_meas(&ru->compression);
 
@@ -181,12 +181,12 @@ void send_IF4p5(RU_t *ru, int frame, int subframe, uint16_t packet_type) {
           }
         }
         stop_meas(&ru->compression);
-        VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_COMPR_IF, 0 );   	
+        //VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_COMPR_IF, 0 );   	
         packet_header->frame_status &= ~(0x07);
         packet_header->frame_status |= ru->nb_rx-1;
 	packet_header->frame_status &= ~(0x000f<<26);
 	packet_header->frame_status |= (symbol_id&0x000f)<<26; 
-	if (ru->idx<=1) VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE_IF0+ru->idx, 1 );  
+	//if (ru->idx<=1) VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE_IF0+ru->idx, 1 );  
 	start_meas(&ru->transport);
 	if ((ru->ifdevice.trx_write_func(&ru->ifdevice,
 					 symbol_id,
@@ -197,7 +197,7 @@ void send_IF4p5(RU_t *ru, int frame, int subframe, uint16_t packet_type) {
 	  perror("ETHERNET write for IF4p5_PULFFT\n");
 	}
 	stop_meas(&ru->transport);
-	if (ru->idx<=1) VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE_IF0+ru->idx, 0 );
+	//if (ru->idx<=1) VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE_IF0+ru->idx, 0 );
 	slotoffsetF  += fp->ofdm_symbol_size;
 	blockoffsetF += fp->ofdm_symbol_size;
       }    
diff --git a/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_udp.c b/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_udp.c
index 2336e079eb..18e9567402 100644
--- a/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_udp.c
+++ b/targets/ARCH/ETHERNET/USERSPACE/LIB/eth_udp.c
@@ -245,7 +245,7 @@ int trx_eth_write_udp_IF4p5(openair0_device *device, openair0_timestamp timestam
   }
    
   eth->tx_nsamps = nblocks;
-  //printf("Sending %d bytes to %s:%d\n",packet_size,str,ntohs(eth->local_addrd.sin_port));
+  printf("Sending %d bytes to %s:%d\n",packet_size,str,ntohs(eth->local_addrd.sin_port));
 
   bytes_sent = sendto(eth->sockfdd,
 		      buff[0], 
diff --git a/targets/RT/USER/lte-ru.c b/targets/RT/USER/lte-ru.c
index 3ed915bbd6..3d03a5a239 100644
--- a/targets/RT/USER/lte-ru.c
+++ b/targets/RT/USER/lte-ru.c
@@ -232,7 +232,7 @@ void fh_if4p5_south_in(RU_t *ru,int *frame,int *subframe) {
       
     } else if (packet_type == IF4p5_PRACH) {
       // nothing in RU for RAU
-    }ru->south_out_cnt= 0;
+    }//ru->south_out_cnt= 0; (I guess this is wrong)
     LOG_D(PHY,"rx_fh_if4p5: subframe %d symbol mask %x\n",*subframe,proc->symbol_mask[*subframe]);
   } while(proc->symbol_mask[*subframe] != symbol_mask_full);    
 
@@ -800,6 +800,7 @@ void tx_rf(RU_t *ru) {
 				      ru->nb_tx,
 				      flags);
     ru->south_out_cnt++;
+    LOG_I(PHY,"south_out_cnt %d\n",ru->south_out_cnt);
     int se = dB_fixed(signal_energy(txp[0],siglen+sf_extension));
 
     if (SF_type == SF_S) LOG_D(PHY,"[TXPATH] RU %d tx_rf (en %d,len %d), writing to TS %llu, frame %d, unwrapped_frame %d, subframe %d\n",ru->idx,se,siglen+sf_extension,