diff --git a/slsDetectorSoftware/eigerDetectorServer/BebServer.cxx b/slsDetectorSoftware/eigerDetectorServer/BebServer.cxx
index ace1f2afe..52a8e1719 100755
--- a/slsDetectorSoftware/eigerDetectorServer/BebServer.cxx
+++ b/slsDetectorSoftware/eigerDetectorServer/BebServer.cxx
@@ -18,6 +18,7 @@
 #include <string.h>
 
 #include "Beb.h"
+#include "slsDetectorServer_defs.h" //include port number
 
 using namespace std;
 
@@ -72,7 +73,7 @@ int main(int argc, char* argv[]){
 
   //  unsigned short int port_number = atoi(argv[1]);
 
-  unsigned short int port_number = 43212;
+  unsigned short int port_number = BEB_PORT;
   if(!SetupListenSocket(port_number)) return 1;
   
 
diff --git a/slsDetectorSoftware/eigerDetectorServer/EigerHighLevelFunctions.c b/slsDetectorSoftware/eigerDetectorServer/EigerHighLevelFunctions.c
index 69e2782d5..860bd8574 100644
--- a/slsDetectorSoftware/eigerDetectorServer/EigerHighLevelFunctions.c
+++ b/slsDetectorSoftware/eigerDetectorServer/EigerHighLevelFunctions.c
@@ -10,7 +10,7 @@
 #include <string.h>
 #include <unistd.h>
 
-
+#include "slsDetectorServer_defs.h" //include port number
 
 struct sockaddr_in eiger_socket_addr;
 int  eiger_max_message_length = 1024;
@@ -32,8 +32,8 @@ float eiger_exposureperiod = 1;
 float EigerGetExposurePeriod(){return eiger_exposureperiod;}
 unsigned int eigerdynamicrange = 16;
 unsigned int EigerGetDynamicRange(){return eigerdynamicrange;}
-unsigned int eigergetphotonenergy = 8000;
-unsigned int EigerGetPhotonEnergy(){return eigergetphotonenergy;}
+int eigergetphotonenergy = 8000;
+int EigerGetPhotonEnergy(){return eigergetphotonenergy;}
 /* for later */
 int eigernumberofexposureseries = 1;
 int EigerGetNumberOfExposureSeries(){return eigernumberofexposureseries;}
@@ -47,12 +47,11 @@ int EigerInit(){
   if(!passed){
     struct hostent *dst_host;
     if((dst_host = gethostbyname("localhost")) == NULL){  //or look into getaddrinfo(3)
-    /*if((dst_host = gethostbyname("beb026")) == NULL){  //or look into getaddrinfo(3)*/
       fprintf(stderr,"ERROR, no such host\n");
       return 0;
     }else{
       //struct sockaddr_in eiger_socket_addr;
-      int port = 43210;
+      int port = FEB_PORT;
       bzero((char *) &eiger_socket_addr, sizeof(eiger_socket_addr));
       eiger_socket_addr.sin_family = AF_INET;
       bcopy((char *)dst_host->h_addr,(char *)&eiger_socket_addr.sin_addr.s_addr,dst_host->h_length);
diff --git a/slsDetectorSoftware/eigerDetectorServer/FebServer.cxx b/slsDetectorSoftware/eigerDetectorServer/FebServer.cxx
index c67347b7c..4e26a4dc9 100755
--- a/slsDetectorSoftware/eigerDetectorServer/FebServer.cxx
+++ b/slsDetectorSoftware/eigerDetectorServer/FebServer.cxx
@@ -19,7 +19,7 @@
 #include <string.h>
 
 #include "FebControl.h"
-
+#include "slsDetectorServer_defs.h" //include port number
 
 using namespace std;
 
@@ -122,7 +122,7 @@ int main(int argc, char* argv[]){
 
   FebControl *feb_controler = new FebControl();
 
-  unsigned short int port_number = 43210;
+  unsigned short int port_number = FEB_PORT;
   if(!SetupListenSocket(port_number)) return 1;
   
 
diff --git a/slsDetectorSoftware/eigerDetectorServer/Makefile b/slsDetectorSoftware/eigerDetectorServer/Makefile
index 27d59aeaa..565220a7f 100644
--- a/slsDetectorSoftware/eigerDetectorServer/Makefile
+++ b/slsDetectorSoftware/eigerDetectorServer/Makefile
@@ -7,22 +7,32 @@ PROGS		= 	eigerDetectorServer
 DESTDIR		?= 	bin
 INSTMODE	= 	0777
 
+
 SRC_CLNT	=	communication_funcs.c slsDetectorServer.c slsDetectorServer_funcs.c  slsDetectorFunctionList.c 
-#SRC_CLNT2   =   Eiger.cxx HardwareIO.cxx LocalLinkInterface.cxx Feb.cxx
+SRC_CLNT2   =	FebServer.cxx FebControl.cxx FebInterface.cxx LocalLinkInterface.cxx HardwareIO.cxx
+SRC_CLNT3   =	BebServer.cxx Beb.cxx LocalLinkInterface.cxx HardwareIO.cxx
+
 OBJS 		= 	$(SRC_CLNT:.c=.o) 
-OBJS2 		= 	$(SRC_CLNT2:.cpp=.o)
 
 
-all: clean $(PROGS)
+all: clean $(PROGS) feb_debug beb_debug
 
 	
-boot: $(OBJS) $(OBJS2)
+boot: $(OBJS) 
 
 $(PROGS): 
-	echo $(OBJS) $(OBJS2)
+	echo $(OBJS) 
 	mkdir -p $(DESTDIR) 
-	$(CC)  -o $@  $(SRC_CLNT) $(CFLAGS) $(LDLIBS) 
+	$(CC)  	-o $@  $(SRC_CLNT) $(CFLAGS) $(LDLIBS) 
 	mv $(PROGS) $(DESTDIR)
+	
+feb_debug:$(SRC_CLNT2)
+	$(CCX)  -o feb_debug  $(SRC_CLNT2) -I.
+	mv feb_debug $(DESTDIR)
+	
+beb_debug:$(SRC_CLNT3)
+	$(CCX)  -o beb_debug  $(SRC_CLNT3) -I.
+	mv beb_debug $(DESTDIR)	
 
 clean:
 	rm -rf $(DESTDIR)/$(PROGS)  *.o
diff --git a/slsDetectorSoftware/eigerDetectorServer/Makefile.virtual b/slsDetectorSoftware/eigerDetectorServer/Makefile.virtual
index dc9d676d9..9d3bc6223 100644
--- a/slsDetectorSoftware/eigerDetectorServer/Makefile.virtual
+++ b/slsDetectorSoftware/eigerDetectorServer/Makefile.virtual
@@ -1,5 +1,5 @@
 CC			=	gcc
-CFLAGS		+=  -Wall -DDACS_INT   -DEIGERD     -DDACS_INT -DSTOP_SERVER -DPCCOMPILE#-DVERBOSE #-DVIRTUAL -DPCCOMPILE
+CFLAGS		+=  -Wall -DDACS_INT   -DEIGERD     -DDACS_INT -DPCCOMPILE -DSLS_DETECTOR_FUNCTION_LIST #-DSTOP_SERVER #-DVERBOSE #-DVIRTUAL -DPCCOMPILE
 LDLIBS		+= 	-lm  -lstdc++ 
 
 PROGS		= 	eigerDetectorServerVirtual 
diff --git a/slsDetectorSoftware/eigerDetectorServer/bin/eigerDetectorServer b/slsDetectorSoftware/eigerDetectorServer/bin/eigerDetectorServer
index bb654089e..e21e21394 100755
Binary files a/slsDetectorSoftware/eigerDetectorServer/bin/eigerDetectorServer and b/slsDetectorSoftware/eigerDetectorServer/bin/eigerDetectorServer differ
diff --git a/slsDetectorSoftware/eigerDetectorServer/bin/eigerDetectorServerVirtual b/slsDetectorSoftware/eigerDetectorServer/bin/eigerDetectorServerVirtual
index fa93f9b64..7a8d32b62 100755
Binary files a/slsDetectorSoftware/eigerDetectorServer/bin/eigerDetectorServerVirtual and b/slsDetectorSoftware/eigerDetectorServer/bin/eigerDetectorServerVirtual differ
diff --git a/slsDetectorSoftware/eigerDetectorServer/slsDetectorFunctionList.c b/slsDetectorSoftware/eigerDetectorServer/slsDetectorFunctionList.c
index 1482e33ab..91bc9c81e 100644
--- a/slsDetectorSoftware/eigerDetectorServer/slsDetectorFunctionList.c
+++ b/slsDetectorSoftware/eigerDetectorServer/slsDetectorFunctionList.c
@@ -9,14 +9,13 @@
 #include "slsDetectorFunctionList.h"
 #include "svnInfoEiger.h"
 #include "EigerHighLevelFunctions.c"
-
+#include "EigerBackEndFunctions.c"
 
 enum detectorSettings thisSettings = STANDARD;
 //static const string dacNames[16] = {"Svp","Svn","Vtr","Vrf","Vrs","Vtgstv","Vcmp_ll","Vcmp_lr","Cal","Vcmp_rl","Vcmp_rr","Rxb_rb","Rxb_lb","Vcp","Vcn","Vis"};
 
-
 int initDetector(){
-  printf("EIGER 10\n");
+  printf("EIGER Server\n");
   return 1;
 }
 
@@ -250,10 +249,11 @@ enum runStatus getRunStatus(){
 
 
 char *readFrame(int *ret, char *mess){
-	//template fifo_read_event() from firmware_funcs.c
-	//checks if state machine running and if fifo has data(look_at_me_reg) and accordingly reads frame
-	// memcpy(now_ptr, values, dataBytes);
-	//returns ptr to values
+	EigerStartAcquisition(); /**polling  should be done inside feb server */
+	RequestImages();
+	while(EigerRunStatus())
+		usleep(50000);
+	*ret = (int)FINISHED;
 	return NULL;
 }
 
@@ -317,10 +317,17 @@ int64_t getTimeLeft(enum timerIndex ind){
 
 
 int setDynamicRange(int dr){
+	int r;
 	if(dr > 0){
 		printf(" Setting dynamic range: %d\n",dr);
 		EigerSetDynamicRange(dr);
-	}return EigerGetDynamicRange();
+		EigerSetBitMode(dr);
+	}
+	//make sure back end and front end have the same bit mode
+	r= EigerGetDynamicRange();
+	if(r != EigerGetBitMode())
+		EigerSetBitMode(r);
+	return r;
 }
 
 
@@ -360,6 +367,8 @@ int executeTrimming(enum trimMode mode, int par1, int par2, int imod){
 
 
 int configureMAC(int ipad, long long int macad, long long int detectormacadd, int detipad, int udpport, int ival){
+	EigerSetupTableEntryLeft(ipad, macad, detectormacadd, detipad, udpport);
+	EigerSetupTableEntryRight(ipad, macad, detectormacadd, detipad, udpport);
 	return 0;
 }
 
diff --git a/slsDetectorSoftware/eigerDetectorServer/slsDetectorServer_defs.h b/slsDetectorSoftware/eigerDetectorServer/slsDetectorServer_defs.h
index 8326873df..889e32fd8 100644
--- a/slsDetectorSoftware/eigerDetectorServer/slsDetectorServer_defs.h
+++ b/slsDetectorSoftware/eigerDetectorServer/slsDetectorServer_defs.h
@@ -8,10 +8,12 @@
 #ifndef SLSDETECTORSERVER_DEFS_H_
 #define SLSDETECTORSERVER_DEFS_H_
 
-#include "sls_detector_defs.h"
+//#include "sls_detector_defs.h"
 #include <stdint.h>
 
 #define GOODBYE 		-200
+#define FEB_PORT		43210
+#define BEB_PORT		43212
 
 
 
diff --git a/slsDetectorSoftware/slsDetectorServer/slsDetectorServer_funcs.c b/slsDetectorSoftware/slsDetectorServer/slsDetectorServer_funcs.c
index 880f6e244..a7313f3af 100755
--- a/slsDetectorSoftware/slsDetectorServer/slsDetectorServer_funcs.c
+++ b/slsDetectorSoftware/slsDetectorServer/slsDetectorServer_funcs.c
@@ -2307,6 +2307,8 @@ int read_frame(int file_des) {
 #ifdef SLS_DETECTOR_FUNCTION_LIST
 	dataretval=readFrame(&dataret, mess);
 #endif
+
+
 	//dataret could be swapped during sendData
 	dataret1 = dataret;
 	sendData(file_des,&dataret1,sizeof(dataret),INT32);
@@ -2535,8 +2537,17 @@ int set_dynamic_range(int file_des) {
 		ret=FAIL;
 		sprintf(mess,"Detector locked by %s\n",lastClientIP);
 	}  else {
-		retval=setDynamicRange(dr);
+#ifdef EIGERD
+		switch(dr){
+		case -1:case 4:	case 8:	case 16:case 32:break;
+		default:
+			strcpy(mess,"could not set dynamic range. Must be 4,8,16 or 32.\n");
+			ret = FAIL;
+		}
+#endif
 	}
+	if(ret == OK)
+		retval=setDynamicRange(dr);
 #endif
 	if (dr>=0 && retval!=dr)
 		ret=FAIL;
@@ -2961,6 +2972,7 @@ int configure_mac(int file_des) {
 	printf("\n");
 	printf("Configuring MAC of module %d at port %x\n", imod, udpport);
 #endif
+	printf("ret:%d\n",ret);
 #ifdef SLS_DETECTOR_FUNCTION_LIST
 	if (ret==OK) {
 		if(getRunStatus() == RUNNING)
@@ -2971,7 +2983,7 @@ int configure_mac(int file_des) {
 #endif
 #ifdef VERBOSE
 	printf("Configured MAC with retval %d\n",  retval);
-#endif  
+#endif
 	if (ret==FAIL) {
 		printf("configuring MAC of mod %d failed\n", imod);
 	}