diff --git a/slsDetectorSoftware/commonFiles/error_defs.h b/slsDetectorSoftware/commonFiles/error_defs.h
index b6be32d6c..af5a550d8 100644
--- a/slsDetectorSoftware/commonFiles/error_defs.h
+++ b/slsDetectorSoftware/commonFiles/error_defs.h
@@ -28,8 +28,9 @@ using namespace std;
 #define COULDNOT_SET_DATA_PORT		0x0800000000000000ULL
 
 
-#define COULD_NOT_CONFIGURE_MAC		0x0000000000000001ULL
 
+#define COULD_NOT_CONFIGURE_MAC				0x0000000000000001ULL
+#define COULDNOT_SET_NETWORK_PARAMETER		0x0000000000000002ULL
 
 
 /** @short class returning all error messages for error mask */
@@ -65,10 +66,12 @@ public:
 			retval.append("Could not set receiver port\n");
 
 
+
 		if(slsErrorMask&COULD_NOT_CONFIGURE_MAC)
 			retval.append("Could not configure mac\n");
 
-
+		if(slsErrorMask&COULDNOT_SET_NETWORK_PARAMETER)
+			retval.append("Could not set network parameter. Should be valid and in proper format.\n");
 
 		return retval;
 
diff --git a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
index f58214990..d2c6d5b5b 100644
--- a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
+++ b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
@@ -2542,7 +2542,9 @@ char* multiSlsDetector::setNetworkParameter(networkParameter p, string s){
     while (p2!=string::npos) {
 
       if (detectors[id]) {
-	detectors[id]->setCalDir(s.substr(p1,p2-p1));
+    	  detectors[id]->setNetworkParameter(p,s.substr(p1,p2-p1));
+    	  if(detectors[id]->getErrorMask())
+    		  setErrorMask(getErrorMask()|(1<<id));
       }
       id++;
       s=s.substr(p2+1);
@@ -3909,3 +3911,13 @@ string multiSlsDetector::getErrorMessage(int &critical){
 	}
 	return retval;
 }
+
+
+int64_t multiSlsDetector::clearAllErrorMask(){
+	clearErrorMask();
+	for (int idet=0; idet<thisMultiDetector->numberOfDetectors; idet++)
+		if (detectors[idet])
+			detectors[idet]->clearErrorMask();
+
+	return getErrorMask();
+}
diff --git a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.h b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.h
index 90486d17c..21b64f1d8 100644
--- a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.h
+++ b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.h
@@ -1141,6 +1141,10 @@ class multiSlsDetector  : public slsDetectorUtils {
    */
   string getErrorMessage(int &critical);
 
+  /** Clears error mask of both multi and sls
+     /returns error mask
+  */
+  int64_t clearAllErrorMask();
 
  protected:
  
diff --git a/slsDetectorSoftware/slsDetector/slsDetector.cpp b/slsDetectorSoftware/slsDetector/slsDetector.cpp
index 0677bf510..4457c187e 100644
--- a/slsDetectorSoftware/slsDetector/slsDetector.cpp
+++ b/slsDetectorSoftware/slsDetector/slsDetector.cpp
@@ -465,6 +465,8 @@ int slsDetector::initializeDetectorSize(detectorType type) {
     strcpy(thisDetector->receiver_hostname,"none");
     /** set receiver udp ip address */
     strcpy(thisDetector->receiverUDPIP,"none");
+    /** set receiver udp mac address */
+    strcpy(thisDetector->receiverUDPMAC,"none");
     /** set detector mac address */
     strcpy(thisDetector->detectorMAC,DEFAULT_DET_MAC);
     /** set detector ip address */
@@ -4560,11 +4562,15 @@ char* slsDetector::setDetectorMAC(string detectorMAC){
     if((detectorMAC[2]==':')&&(detectorMAC[5]==':')&&(detectorMAC[8]==':')&&
        (detectorMAC[11]==':')&&(detectorMAC[14]==':'))
       strcpy(thisDetector->detectorMAC,detectorMAC.c_str());
-    else
+    else{
+      setErrorMask((getErrorMask())|(COULDNOT_SET_NETWORK_PARAMETER));
       return("server MAC Address should be in xx:xx:xx:xx:xx:xx format");
+    }
+  }
+  else{
+	  setErrorMask((getErrorMask())|(COULDNOT_SET_NETWORK_PARAMETER));
+	  return("server MAC Address should be in xx:xx:xx:xx:xx:xx format");
   }
-  else
-    return("server MAC Address should be in xx:xx:xx:xx:xx:xx format");
 
   return thisDetector->detectorMAC;
 };
@@ -4579,8 +4585,10 @@ char* slsDetector::setDetectorIP(string detectorIP){
 			int result = inet_pton(AF_INET, detectorIP.c_str(), &(sa.sin_addr));
 			if(result!=0)
 				strcpy(thisDetector->detectorIP,detectorIP.c_str());
-			else
+			else{
+				 setErrorMask((getErrorMask())|(COULDNOT_SET_NETWORK_PARAMETER));
 				return ("Detector IP Address should be VALID and in xxx.xxx.xxx.xxx format");
+			}
 		}
 	}
 	return thisDetector->detectorIP;
@@ -4621,8 +4629,10 @@ char* slsDetector::setReceiverUDPIP(string udpip){
 			int result = inet_pton(AF_INET, udpip.c_str(), &(sa.sin_addr));
 			if(result!=0)
 				strcpy(thisDetector->receiverUDPIP,udpip.c_str());
-			else
+			else{
+				 setErrorMask((getErrorMask())|(COULDNOT_SET_NETWORK_PARAMETER));
 				return ("Receiver UDP IP Address should be VALID and in xxx.xxx.xxx.xxx format");
+			}
 		}
 	}
 	return thisDetector->receiverUDPIP;
@@ -4636,11 +4646,15 @@ char* slsDetector::setReceiverUDPMAC(string udpmac){
     if((udpmac[2]==':')&&(udpmac[5]==':')&&(udpmac[8]==':')&&
        (udpmac[11]==':')&&(udpmac[14]==':'))
       strcpy(thisDetector->receiverUDPMAC,udpmac.c_str());
-    else
+    else{
+    	setErrorMask((getErrorMask())|(COULDNOT_SET_NETWORK_PARAMETER));
       return("receiver udp mac address should be in xx:xx:xx:xx:xx:xx format");
+    }
   }
-  else
+  else{
+	  setErrorMask((getErrorMask())|(COULDNOT_SET_NETWORK_PARAMETER));
     return("receiver udp mac address should be in xx:xx:xx:xx:xx:xx format");
+  }
 
   return thisDetector->receiverUDPMAC;
 }