diff --git a/agents/libdmt.go b/agents/libdmt.go
index f635c8b4b..5f0aaa5f3 100644
--- a/agents/libdmt.go
+++ b/agents/libdmt.go
@@ -376,18 +376,17 @@ func (self *CCR) AsSMGenericEvent(cfgFlds []*config.CfgCdrField) (sessionmanager
 		var outVal string
 		var err error
 		switch cfgFld.Type {
-		case utils.FILLER:
+		case utils.META_FILLER:
 			outVal = cfgFld.Value.Id()
 			cfgFld.Padding = "right"
-		case utils.CONSTANT:
+		case utils.META_CONSTANT:
 			outVal = cfgFld.Value.Id()
-		case utils.METATAG:
-
-			outVal, err = self.metaHandler(cfgFld.MetatagId, cfgFld.Layout)
+		case utils.META_HANDLER:
+			outVal, err = self.metaHandler(cfgFld.HandlerId, cfgFld.Layout)
 			if err != nil {
-				utils.Logger.Warning(fmt.Sprintf("<Diameter> Ignoring processing of metafunction: %s, error: %s", cfgFld.MetatagId, err.Error()))
+				utils.Logger.Warning(fmt.Sprintf("<Diameter> Ignoring processing of metafunction: %s, error: %s", cfgFld.HandlerId, err.Error()))
 			}
-		case utils.CDRFIELD:
+		case utils.META_COMPOSED:
 			outVal = self.eventFieldValue(cfgFld)
 		}
 		fmtOut := outVal
diff --git a/cdrc/csv.go b/cdrc/csv.go
index fbe7a5c9f..66d5971d5 100644
--- a/cdrc/csv.go
+++ b/cdrc/csv.go
@@ -292,7 +292,7 @@ func (self *CsvRecordsProcessor) recordToStoredCdr(record []string, cdrcId strin
 
 		}
 		var fieldVal string
-		if cdrFldCfg.Type == utils.CDRFIELD {
+		if cdrFldCfg.Type == utils.META_COMPOSED {
 			for _, cfgFieldRSR := range cdrFldCfg.Value {
 				if cfgFieldRSR.IsStatic() {
 					fieldVal += cfgFieldRSR.ParseValue("")
@@ -304,7 +304,7 @@ func (self *CsvRecordsProcessor) recordToStoredCdr(record []string, cdrcId strin
 					}
 				}
 			}
-		} else if cdrFldCfg.Type == utils.HTTP_POST {
+		} else if cdrFldCfg.Type == utils.META_HTTP_POST {
 			lazyHttpFields = append(lazyHttpFields, cdrFldCfg) // Will process later so we can send an estimation of storedCdr to http server
 		} else {
 			return nil, fmt.Errorf("Unsupported field type: %s", cdrFldCfg.Type)
diff --git a/cdrc/csv_test.go b/cdrc/csv_test.go
index 58e4cd8cb..286eb0457 100644
--- a/cdrc/csv_test.go
+++ b/cdrc/csv_test.go
@@ -32,8 +32,8 @@ func TestCsvRecordForkCdr(t *testing.T) {
 	cgrConfig, _ := config.NewDefaultCGRConfig()
 	cdrcConfig := cgrConfig.CdrcProfiles["/var/log/cgrates/cdrc/in"][utils.META_DEFAULT]
 	cdrcConfig.CdrSourceId = "TEST_CDRC"
-	cdrcConfig.ContentFields = append(cdrcConfig.ContentFields, &config.CfgCdrField{Tag: "SupplierTest", Type: utils.CDRFIELD, FieldId: utils.SUPPLIER, Value: []*utils.RSRField{&utils.RSRField{Id: "14"}}})
-	cdrcConfig.ContentFields = append(cdrcConfig.ContentFields, &config.CfgCdrField{Tag: "DisconnectCauseTest", Type: utils.CDRFIELD, FieldId: utils.DISCONNECT_CAUSE,
+	cdrcConfig.ContentFields = append(cdrcConfig.ContentFields, &config.CfgCdrField{Tag: "SupplierTest", Type: utils.META_COMPOSED, FieldId: utils.SUPPLIER, Value: []*utils.RSRField{&utils.RSRField{Id: "14"}}})
+	cdrcConfig.ContentFields = append(cdrcConfig.ContentFields, &config.CfgCdrField{Tag: "DisconnectCauseTest", Type: utils.META_COMPOSED, FieldId: utils.DISCONNECT_CAUSE,
 		Value: []*utils.RSRField{&utils.RSRField{Id: "16"}}})
 	//
 	csvProcessor := &CsvRecordsProcessor{dfltCdrcCfg: cdrcConfig, cdrcCfgs: map[string]*config.CdrcConfig{"*default": cdrcConfig}}
@@ -78,8 +78,8 @@ func TestCsvDataMultiplyFactor(t *testing.T) {
 	cgrConfig, _ := config.NewDefaultCGRConfig()
 	cdrcConfig := cgrConfig.CdrcProfiles["/var/log/cgrates/cdrc/in"][utils.META_DEFAULT]
 	cdrcConfig.CdrSourceId = "TEST_CDRC"
-	cdrcConfig.ContentFields = []*config.CfgCdrField{&config.CfgCdrField{Tag: "TORField", Type: utils.CDRFIELD, FieldId: utils.TOR, Value: []*utils.RSRField{&utils.RSRField{Id: "0"}}},
-		&config.CfgCdrField{Tag: "UsageField", Type: utils.CDRFIELD, FieldId: utils.USAGE, Value: []*utils.RSRField{&utils.RSRField{Id: "1"}}}}
+	cdrcConfig.ContentFields = []*config.CfgCdrField{&config.CfgCdrField{Tag: "TORField", Type: utils.META_COMPOSED, FieldId: utils.TOR, Value: []*utils.RSRField{&utils.RSRField{Id: "0"}}},
+		&config.CfgCdrField{Tag: "UsageField", Type: utils.META_COMPOSED, FieldId: utils.USAGE, Value: []*utils.RSRField{&utils.RSRField{Id: "1"}}}}
 	csvProcessor := &CsvRecordsProcessor{dfltCdrcCfg: cdrcConfig, cdrcCfgs: map[string]*config.CdrcConfig{"*default": cdrcConfig}}
 	csvProcessor.cdrcCfgs["*default"].DataUsageMultiplyFactor = 0
 	cdrRow := []string{"*data", "1"}
diff --git a/cdrc/fwv.go b/cdrc/fwv.go
index aa1f78cea..ddb84241f 100644
--- a/cdrc/fwv.go
+++ b/cdrc/fwv.go
@@ -180,7 +180,7 @@ func (self *FwvRecordsProcessor) recordToStoredCdr(record string, cfgKey string)
 	for _, cdrFldCfg := range cfgFields {
 		var fieldVal string
 		switch cdrFldCfg.Type {
-		case utils.CDRFIELD:
+		case utils.META_COMPOSED:
 			for _, cfgFieldRSR := range cdrFldCfg.Value {
 				if cfgFieldRSR.IsStatic() {
 					fieldVal += cfgFieldRSR.ParseValue("")
@@ -192,7 +192,7 @@ func (self *FwvRecordsProcessor) recordToStoredCdr(record string, cfgKey string)
 					}
 				}
 			}
-		case utils.HTTP_POST:
+		case utils.META_HTTP_POST:
 			lazyHttpFields = append(lazyHttpFields, cdrFldCfg) // Will process later so we can send an estimation of storedCdr to http server
 		default:
 			//return nil, fmt.Errorf("Unsupported field type: %s", cdrFldCfg.Type)
diff --git a/cdre/cdrexporter.go b/cdre/cdrexporter.go
index eb5c01ce4..0e9fddc81 100644
--- a/cdre/cdrexporter.go
+++ b/cdre/cdrexporter.go
@@ -33,8 +33,9 @@ import (
 )
 
 const (
-	COST_DETAILS         = "cost_details"
-	DATETIME             = "datetime"
+	COST_DETAILS = "cost_details"
+	//DATETIME             = "datetime"
+	META_DATETIME        = "*datetime"
 	META_EXPORTID        = "*export_id"
 	META_TIMENOW         = "*time_now"
 	META_FIRSTCDRATIME   = "*first_cdr_atime"
@@ -256,12 +257,12 @@ func (cdre *CdrExporter) composeHeader() error {
 	for _, cfgFld := range cdre.exportTemplate.HeaderFields {
 		var outVal string
 		switch cfgFld.Type {
-		case utils.FILLER:
+		case utils.META_FILLER:
 			outVal = cfgFld.Value.Id()
 			cfgFld.Padding = "right"
-		case utils.CONSTANT:
+		case utils.META_CONSTANT:
 			outVal = cfgFld.Value.Id()
-		case utils.METATAG:
+		case utils.META_HANDLER:
 			outVal, err = cdre.metaHandler(cfgFld.Value.Id(), cfgFld.Layout)
 		default:
 			return fmt.Errorf("Unsupported field type: %s", cfgFld.Type)
@@ -285,12 +286,12 @@ func (cdre *CdrExporter) composeTrailer() error {
 	for _, cfgFld := range cdre.exportTemplate.TrailerFields {
 		var outVal string
 		switch cfgFld.Type {
-		case utils.FILLER:
+		case utils.META_FILLER:
 			outVal = cfgFld.Value.Id()
 			cfgFld.Padding = "right"
-		case utils.CONSTANT:
+		case utils.META_CONSTANT:
 			outVal = cfgFld.Value.Id()
-		case utils.METATAG:
+		case utils.META_HANDLER:
 			outVal, err = cdre.metaHandler(cfgFld.Value.Id(), cfgFld.Layout)
 		default:
 			return fmt.Errorf("Unsupported field type: %s", cfgFld.Type)
@@ -332,16 +333,16 @@ func (cdre *CdrExporter) processCdr(cdr *engine.StoredCdr) error {
 	for idx, cfgFld := range cdre.exportTemplate.ContentFields {
 		var outVal string
 		switch cfgFld.Type {
-		case utils.FILLER:
+		case utils.META_FILLER:
 			outVal = cfgFld.Value.Id()
 			cfgFld.Padding = "right"
-		case utils.CONSTANT:
+		case utils.META_CONSTANT:
 			outVal = cfgFld.Value.Id()
-		case utils.CDRFIELD:
+		case utils.META_COMPOSED:
 			outVal, err = cdre.cdrFieldValue(cdr, cfgFld)
-		case DATETIME:
+		case META_DATETIME:
 			outVal, err = cdre.getDateTimeFieldVal(cdr, cfgFld)
-		case utils.HTTP_POST:
+		case utils.META_HTTP_POST:
 			var outValByte []byte
 			httpAddr := cfgFld.Value.Id()
 			if len(httpAddr) == 0 {
@@ -352,9 +353,9 @@ func (cdre *CdrExporter) processCdr(cdr *engine.StoredCdr) error {
 					err = fmt.Errorf("Empty result for http_post field: %s", cfgFld.Tag)
 				}
 			}
-		case utils.COMBIMED:
+		case utils.META_COMBIMED:
 			outVal, err = cdre.getCombimedCdrFieldVal(cdr, cfgFld)
-		case utils.METATAG:
+		case utils.META_HANDLER:
 			if cfgFld.Value.Id() == META_MASKDESTINATION {
 				outVal, err = cdre.metaHandler(cfgFld.Value.Id(), cdr.FieldAsString(&utils.RSRField{Id: utils.DESTINATION}))
 			} else {
diff --git a/cdre/fixedwidth_test.go b/cdre/fixedwidth_test.go
index 6c1c39c43..f0e15a71f 100644
--- a/cdre/fixedwidth_test.go
+++ b/cdre/fixedwidth_test.go
@@ -30,70 +30,70 @@ import (
 )
 
 var hdrJsnCfgFlds = []*config.CdrFieldJsonCfg{
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TypeOfRecord"), Type: utils.StringPointer(utils.CONSTANT), Value: utils.StringPointer("10"), Width: utils.IntPointer(2)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler1"), Type: utils.StringPointer(utils.FILLER), Width: utils.IntPointer(3)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("DistributorCode"), Type: utils.StringPointer(utils.CONSTANT), Value: utils.StringPointer("VOI"), Width: utils.IntPointer(3)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("FileSeqNr"), Type: utils.StringPointer(utils.METATAG), Value: utils.StringPointer(META_EXPORTID),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TypeOfRecord"), Type: utils.StringPointer(utils.META_CONSTANT), Value: utils.StringPointer("10"), Width: utils.IntPointer(2)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler1"), Type: utils.StringPointer(utils.META_FILLER), Width: utils.IntPointer(3)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("DistributorCode"), Type: utils.StringPointer(utils.META_CONSTANT), Value: utils.StringPointer("VOI"), Width: utils.IntPointer(3)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("FileSeqNr"), Type: utils.StringPointer(utils.META_HANDLER), Value: utils.StringPointer(META_EXPORTID),
 		Width: utils.IntPointer(5), Strip: utils.StringPointer("right"), Padding: utils.StringPointer("zeroleft")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("LastCdr"), Type: utils.StringPointer(utils.METATAG), Value: utils.StringPointer(META_LASTCDRATIME),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("LastCdr"), Type: utils.StringPointer(utils.META_HANDLER), Value: utils.StringPointer(META_LASTCDRATIME),
 		Width: utils.IntPointer(12), Layout: utils.StringPointer("020106150400")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("FileCreationfTime"), Type: utils.StringPointer(utils.METATAG), Value: utils.StringPointer(META_TIMENOW),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("FileCreationfTime"), Type: utils.StringPointer(utils.META_HANDLER), Value: utils.StringPointer(META_TIMENOW),
 		Width: utils.IntPointer(12), Layout: utils.StringPointer("020106150400")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("FileVersion"), Type: utils.StringPointer(utils.CONSTANT), Value: utils.StringPointer("01"), Width: utils.IntPointer(2)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler2"), Type: utils.StringPointer(utils.FILLER), Width: utils.IntPointer(105)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("FileVersion"), Type: utils.StringPointer(utils.META_CONSTANT), Value: utils.StringPointer("01"), Width: utils.IntPointer(2)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler2"), Type: utils.StringPointer(utils.META_FILLER), Width: utils.IntPointer(105)},
 }
 
 var contentJsnCfgFlds = []*config.CdrFieldJsonCfg{
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TypeOfRecord"), Type: utils.StringPointer(utils.CONSTANT), Value: utils.StringPointer("20"), Width: utils.IntPointer(2)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Account"), Type: utils.StringPointer(utils.CDRFIELD), Value: utils.StringPointer(utils.ACCOUNT), Width: utils.IntPointer(12),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TypeOfRecord"), Type: utils.StringPointer(utils.META_CONSTANT), Value: utils.StringPointer("20"), Width: utils.IntPointer(2)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Account"), Type: utils.StringPointer(utils.META_COMPOSED), Value: utils.StringPointer(utils.ACCOUNT), Width: utils.IntPointer(12),
 		Strip: utils.StringPointer("left"), Padding: utils.StringPointer("right")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Subject"), Type: utils.StringPointer(utils.CDRFIELD), Value: utils.StringPointer(utils.SUBJECT), Width: utils.IntPointer(5),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Subject"), Type: utils.StringPointer(utils.META_COMPOSED), Value: utils.StringPointer(utils.SUBJECT), Width: utils.IntPointer(5),
 		Strip: utils.StringPointer("right"), Padding: utils.StringPointer("right")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("CLI"), Type: utils.StringPointer(utils.CDRFIELD), Value: utils.StringPointer("cli"), Width: utils.IntPointer(15),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("CLI"), Type: utils.StringPointer(utils.META_COMPOSED), Value: utils.StringPointer("cli"), Width: utils.IntPointer(15),
 		Strip: utils.StringPointer("xright"), Padding: utils.StringPointer("right")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Destination"), Type: utils.StringPointer(utils.CDRFIELD), Value: utils.StringPointer(utils.DESTINATION), Width: utils.IntPointer(24),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Destination"), Type: utils.StringPointer(utils.META_COMPOSED), Value: utils.StringPointer(utils.DESTINATION), Width: utils.IntPointer(24),
 		Strip: utils.StringPointer("xright"), Padding: utils.StringPointer("right")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TOR"), Type: utils.StringPointer(utils.CONSTANT), Value: utils.StringPointer("02"), Width: utils.IntPointer(2)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("SubtypeTOR"), Type: utils.StringPointer(utils.CONSTANT), Value: utils.StringPointer("11"), Width: utils.IntPointer(4),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TOR"), Type: utils.StringPointer(utils.META_CONSTANT), Value: utils.StringPointer("02"), Width: utils.IntPointer(2)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("SubtypeTOR"), Type: utils.StringPointer(utils.META_CONSTANT), Value: utils.StringPointer("11"), Width: utils.IntPointer(4),
 		Padding: utils.StringPointer("right")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("SetupTime"), Type: utils.StringPointer(utils.CDRFIELD), Value: utils.StringPointer(utils.SETUP_TIME), Width: utils.IntPointer(12),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("SetupTime"), Type: utils.StringPointer(utils.META_COMPOSED), Value: utils.StringPointer(utils.SETUP_TIME), Width: utils.IntPointer(12),
 		Strip: utils.StringPointer("right"), Padding: utils.StringPointer("right"), Layout: utils.StringPointer("020106150400")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Duration"), Type: utils.StringPointer(utils.CDRFIELD), Value: utils.StringPointer(utils.USAGE), Width: utils.IntPointer(6),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Duration"), Type: utils.StringPointer(utils.META_COMPOSED), Value: utils.StringPointer(utils.USAGE), Width: utils.IntPointer(6),
 		Strip: utils.StringPointer("right"), Padding: utils.StringPointer("right"), Layout: utils.StringPointer(utils.SECONDS)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("DataVolume"), Type: utils.StringPointer(utils.FILLER), Width: utils.IntPointer(6)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TaxCode"), Type: utils.StringPointer(utils.CONSTANT), Value: utils.StringPointer("1"), Width: utils.IntPointer(1)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("OperatorCode"), Type: utils.StringPointer(utils.CDRFIELD), Value: utils.StringPointer("opercode"), Width: utils.IntPointer(2),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("DataVolume"), Type: utils.StringPointer(utils.META_FILLER), Width: utils.IntPointer(6)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TaxCode"), Type: utils.StringPointer(utils.META_CONSTANT), Value: utils.StringPointer("1"), Width: utils.IntPointer(1)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("OperatorCode"), Type: utils.StringPointer(utils.META_COMPOSED), Value: utils.StringPointer("opercode"), Width: utils.IntPointer(2),
 		Strip: utils.StringPointer("right"), Padding: utils.StringPointer("right")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("ProductId"), Type: utils.StringPointer(utils.CDRFIELD), Value: utils.StringPointer("productid"), Width: utils.IntPointer(5),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("ProductId"), Type: utils.StringPointer(utils.META_COMPOSED), Value: utils.StringPointer("productid"), Width: utils.IntPointer(5),
 		Strip: utils.StringPointer("right"), Padding: utils.StringPointer("right")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("NetworkId"), Type: utils.StringPointer(utils.CONSTANT), Value: utils.StringPointer("3"), Width: utils.IntPointer(1)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("CallId"), Type: utils.StringPointer(utils.CDRFIELD), Value: utils.StringPointer(utils.ACCID), Width: utils.IntPointer(16),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("NetworkId"), Type: utils.StringPointer(utils.META_CONSTANT), Value: utils.StringPointer("3"), Width: utils.IntPointer(1)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("CallId"), Type: utils.StringPointer(utils.META_COMPOSED), Value: utils.StringPointer(utils.ACCID), Width: utils.IntPointer(16),
 		Padding: utils.StringPointer("right")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler"), Type: utils.StringPointer(utils.FILLER), Width: utils.IntPointer(8)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler"), Type: utils.StringPointer(utils.FILLER), Width: utils.IntPointer(8)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TerminationCode"), Type: utils.StringPointer(utils.CDRFIELD), Value: utils.StringPointer("operator;product"),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler"), Type: utils.StringPointer(utils.META_FILLER), Width: utils.IntPointer(8)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler"), Type: utils.StringPointer(utils.META_FILLER), Width: utils.IntPointer(8)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TerminationCode"), Type: utils.StringPointer(utils.META_COMPOSED), Value: utils.StringPointer("operator;product"),
 		Width: utils.IntPointer(5), Strip: utils.StringPointer("right"), Padding: utils.StringPointer("right")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Cost"), Type: utils.StringPointer(utils.CDRFIELD), Value: utils.StringPointer(utils.COST), Width: utils.IntPointer(9),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Cost"), Type: utils.StringPointer(utils.META_COMPOSED), Value: utils.StringPointer(utils.COST), Width: utils.IntPointer(9),
 		Padding: utils.StringPointer("zeroleft")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("DestinationPrivacy"), Type: utils.StringPointer(utils.METATAG), Value: utils.StringPointer(META_MASKDESTINATION),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("DestinationPrivacy"), Type: utils.StringPointer(utils.META_HANDLER), Value: utils.StringPointer(META_MASKDESTINATION),
 		Width: utils.IntPointer(1)},
 }
 
 var trailerJsnCfgFlds = []*config.CdrFieldJsonCfg{
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TypeOfRecord"), Type: utils.StringPointer(utils.CONSTANT), Value: utils.StringPointer("90"), Width: utils.IntPointer(2)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler1"), Type: utils.StringPointer(utils.FILLER), Width: utils.IntPointer(3)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("DistributorCode"), Type: utils.StringPointer(utils.CONSTANT), Value: utils.StringPointer("VOI"), Width: utils.IntPointer(3)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("FileSeqNr"), Type: utils.StringPointer(utils.METATAG), Value: utils.StringPointer(META_EXPORTID), Width: utils.IntPointer(5),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("TypeOfRecord"), Type: utils.StringPointer(utils.META_CONSTANT), Value: utils.StringPointer("90"), Width: utils.IntPointer(2)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler1"), Type: utils.StringPointer(utils.META_FILLER), Width: utils.IntPointer(3)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("DistributorCode"), Type: utils.StringPointer(utils.META_CONSTANT), Value: utils.StringPointer("VOI"), Width: utils.IntPointer(3)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("FileSeqNr"), Type: utils.StringPointer(utils.META_HANDLER), Value: utils.StringPointer(META_EXPORTID), Width: utils.IntPointer(5),
 		Strip: utils.StringPointer("right"), Padding: utils.StringPointer("zeroleft")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("NumberOfRecords"), Type: utils.StringPointer(utils.METATAG), Value: utils.StringPointer(META_NRCDRS),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("NumberOfRecords"), Type: utils.StringPointer(utils.META_HANDLER), Value: utils.StringPointer(META_NRCDRS),
 		Width: utils.IntPointer(6), Padding: utils.StringPointer("zeroleft")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("CdrsDuration"), Type: utils.StringPointer(utils.METATAG), Value: utils.StringPointer(META_DURCDRS),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("CdrsDuration"), Type: utils.StringPointer(utils.META_HANDLER), Value: utils.StringPointer(META_DURCDRS),
 		Width: utils.IntPointer(8), Padding: utils.StringPointer("zeroleft"), Layout: utils.StringPointer(utils.SECONDS)},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("FirstCdrTime"), Type: utils.StringPointer(utils.METATAG), Value: utils.StringPointer(META_FIRSTCDRATIME),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("FirstCdrTime"), Type: utils.StringPointer(utils.META_HANDLER), Value: utils.StringPointer(META_FIRSTCDRATIME),
 		Width: utils.IntPointer(12), Layout: utils.StringPointer("020106150400")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("LastCdrTime"), Type: utils.StringPointer(utils.METATAG), Value: utils.StringPointer(META_LASTCDRATIME),
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("LastCdrTime"), Type: utils.StringPointer(utils.META_HANDLER), Value: utils.StringPointer(META_LASTCDRATIME),
 		Width: utils.IntPointer(12), Layout: utils.StringPointer("020106150400")},
-	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler2"), Type: utils.StringPointer(utils.FILLER), Width: utils.IntPointer(93)},
+	&config.CdrFieldJsonCfg{Tag: utils.StringPointer("Filler2"), Type: utils.StringPointer(utils.META_FILLER), Width: utils.IntPointer(93)},
 }
 
 var hdrCfgFlds, contentCfgFlds, trailerCfgFlds []*config.CfgCdrField
diff --git a/config/cfgcdrfield.go b/config/cfgcdrfield.go
index f7e554b7e..ddaac583a 100644
--- a/config/cfgcdrfield.go
+++ b/config/cfgcdrfield.go
@@ -34,8 +34,8 @@ func NewCfgCdrFieldFromCdrFieldJsonCfg(jsnCfgFld *CdrFieldJsonCfg) (*CfgCdrField
 	if jsnCfgFld.Field_id != nil {
 		cfgFld.FieldId = *jsnCfgFld.Field_id
 	}
-	if jsnCfgFld.Metatag_id != nil {
-		cfgFld.MetatagId = *jsnCfgFld.Metatag_id
+	if jsnCfgFld.Handler_id != nil {
+		cfgFld.HandlerId = *jsnCfgFld.Handler_id
 	}
 	if jsnCfgFld.Value != nil {
 		if cfgFld.Value, err = utils.ParseRSRFields(*jsnCfgFld.Value, utils.INFIELD_SEP); err != nil {
@@ -69,7 +69,7 @@ type CfgCdrField struct {
 	Tag         string // Identifier for the administrator
 	Type        string // Type of field
 	FieldId     string // Field identifier
-	MetatagId   string
+	HandlerId   string
 	Value       utils.RSRFields
 	FieldFilter utils.RSRFields
 	Width       int
diff --git a/config/config_defaults.go b/config/config_defaults.go
index ab015b675..522e564f9 100644
--- a/config/config_defaults.go
+++ b/config/config_defaults.go
@@ -140,21 +140,21 @@ const CGRATES_CFG_JSON = `
 		"export_dir": "/var/log/cgrates/cdre",			// path where the exported CDRs will be placed
 		"header_fields": [],							// template of the exported header fields
 		"content_fields": [								// template of the exported content fields
-			{"tag": "CgrId", "field_id": "CgrId", "type": "cdrfield", "value": "CgrId"},
-			{"tag":"RunId", "field_id": "MediationRunId", "type": "cdrfield", "value": "MediationRunId"},
-			{"tag":"Tor", "field_id": "TOR", "type": "cdrfield", "value": "TOR"},
-			{"tag":"AccId", "field_id": "AccId", "type": "cdrfield", "value": "AccId"},
-			{"tag":"ReqType", "field_id": "ReqType", "type": "cdrfield", "value": "ReqType"},
-			{"tag":"Direction", "field_id": "Direction", "type": "cdrfield", "value": "Direction"},
-			{"tag":"Tenant", "field_id": "Tenant", "type": "cdrfield", "value": "Tenant"},
-			{"tag":"Category", "field_id": "Category", "type": "cdrfield", "value": "Category"},
-			{"tag":"Account", "field_id": "Account", "type": "cdrfield", "value": "Account"},
-			{"tag":"Subject", "field_id": "Subject", "type": "cdrfield", "value": "Subject"},
-			{"tag":"Destination", "field_id": "Destination", "type": "cdrfield", "value": "Destination"},
-			{"tag":"SetupTime", "field_id": "SetupTime", "type": "cdrfield", "value": "SetupTime", "layout": "2006-01-02T15:04:05Z07:00"},
-			{"tag":"AnswerTime", "field_id": "AnswerTime", "type": "cdrfield", "value": "AnswerTime", "layout": "2006-01-02T15:04:05Z07:00"},
-			{"tag":"Usage", "field_id": "Usage", "type": "cdrfield", "value": "Usage"},
-			{"tag":"Cost", "field_id": "Cost", "type": "cdrfield", "value": "Cost"},
+			{"tag": "CgrId", "field_id": "CgrId", "type": "*composed", "value": "CgrId"},
+			{"tag":"RunId", "field_id": "MediationRunId", "type": "*composed", "value": "MediationRunId"},
+			{"tag":"Tor", "field_id": "TOR", "type": "*composed", "value": "TOR"},
+			{"tag":"AccId", "field_id": "AccId", "type": "*composed", "value": "AccId"},
+			{"tag":"ReqType", "field_id": "ReqType", "type": "*composed", "value": "ReqType"},
+			{"tag":"Direction", "field_id": "Direction", "type": "*composed", "value": "Direction"},
+			{"tag":"Tenant", "field_id": "Tenant", "type": "*composed", "value": "Tenant"},
+			{"tag":"Category", "field_id": "Category", "type": "*composed", "value": "Category"},
+			{"tag":"Account", "field_id": "Account", "type": "*composed", "value": "Account"},
+			{"tag":"Subject", "field_id": "Subject", "type": "*composed", "value": "Subject"},
+			{"tag":"Destination", "field_id": "Destination", "type": "*composed", "value": "Destination"},
+			{"tag":"SetupTime", "field_id": "SetupTime", "type": "*composed", "value": "SetupTime", "layout": "2006-01-02T15:04:05Z07:00"},
+			{"tag":"AnswerTime", "field_id": "AnswerTime", "type": "*composed", "value": "AnswerTime", "layout": "2006-01-02T15:04:05Z07:00"},
+			{"tag":"Usage", "field_id": "Usage", "type": "*composed", "value": "Usage"},
+			{"tag":"Cost", "field_id": "Cost", "type": "*composed", "value": "Cost"},
 		],
 		"trailer_fields": [],							// template of the exported trailer fields
 	}
@@ -181,18 +181,18 @@ const CGRATES_CFG_JSON = `
 		"partial_record_cache": "10s",				// duration to cache partial records when not pairing
 		"header_fields": [],						// template of the import header fields
 		"content_fields":[							// import content_fields template, tag will match internally CDR field, in case of .csv value will be represented by index of the field value
-			{"tag": "tor", "field_id": "TOR", "type": "cdrfield", "value": "2", "mandatory": true},
-			{"tag": "accid", "field_id": "AccId", "type": "cdrfield", "value": "3", "mandatory": true},
-			{"tag": "reqtype", "field_id": "ReqType", "type": "cdrfield", "value": "4", "mandatory": true},
-			{"tag": "direction", "field_id": "Direction", "type": "cdrfield", "value": "5", "mandatory": true},
-			{"tag": "tenant", "field_id": "Tenant", "type": "cdrfield", "value": "6", "mandatory": true},
-			{"tag": "category", "field_id": "Category", "type": "cdrfield", "value": "7", "mandatory": true},
-			{"tag": "account", "field_id": "Account", "type": "cdrfield", "value": "8", "mandatory": true},
-			{"tag": "subject", "field_id": "Subject", "type": "cdrfield", "value": "9", "mandatory": true},
-			{"tag": "destination", "field_id": "Destination", "type": "cdrfield", "value": "10", "mandatory": true},
-			{"tag": "setup_time", "field_id": "SetupTime", "type": "cdrfield", "value": "11", "mandatory": true},
-			{"tag": "answer_time", "field_id": "AnswerTime", "type": "cdrfield", "value": "12", "mandatory": true},
-			{"tag": "usage", "field_id": "Usage", "type": "cdrfield", "value": "13", "mandatory": true},
+			{"tag": "tor", "field_id": "TOR", "type": "*composed", "value": "2", "mandatory": true},
+			{"tag": "accid", "field_id": "AccId", "type": "*composed", "value": "3", "mandatory": true},
+			{"tag": "reqtype", "field_id": "ReqType", "type": "*composed", "value": "4", "mandatory": true},
+			{"tag": "direction", "field_id": "Direction", "type": "*composed", "value": "5", "mandatory": true},
+			{"tag": "tenant", "field_id": "Tenant", "type": "*composed", "value": "6", "mandatory": true},
+			{"tag": "category", "field_id": "Category", "type": "*composed", "value": "7", "mandatory": true},
+			{"tag": "account", "field_id": "Account", "type": "*composed", "value": "8", "mandatory": true},
+			{"tag": "subject", "field_id": "Subject", "type": "*composed", "value": "9", "mandatory": true},
+			{"tag": "destination", "field_id": "Destination", "type": "*composed", "value": "10", "mandatory": true},
+			{"tag": "setup_time", "field_id": "SetupTime", "type": "*composed", "value": "11", "mandatory": true},
+			{"tag": "answer_time", "field_id": "AnswerTime", "type": "*composed", "value": "12", "mandatory": true},
+			{"tag": "usage", "field_id": "Usage", "type": "*composed", "value": "13", "mandatory": true},
 		],
 		"trailer_fields": [],							// template of the import trailer fields
 	}
@@ -276,19 +276,19 @@ const CGRATES_CFG_JSON = `
 			"request_filter": "Subscription-Id>Subscription-Type(0)",		// filter requests processed by this processor
 			"continue_on_success": false,				// continue to the next template if executed
 			"content_fields":[							// import content_fields template, tag will match internally CDR field, in case of .csv value will be represented by index of the field value
-				{"tag": "tor", "field_id": "TOR", "type": "cdrfield", "value": "^*voice", "mandatory": true},
-				{"tag": "accid", "field_id": "AccId", "type": "cdrfield", "value": "Session-Id", "mandatory": true},
-				{"tag": "reqtype", "field_id": "ReqType", "type": "cdrfield", "value": "^*users", "mandatory": true},
-				{"tag": "direction", "field_id": "Direction", "type": "cdrfield", "value": "^*out", "mandatory": true},
-				{"tag": "tenant", "field_id": "Tenant", "type": "cdrfield", "value": "^*users", "mandatory": true},
-				{"tag": "category", "field_id": "Category", "type": "cdrfield", "value": "^call_;~Service-Information>IN-Information>Calling-Vlr-Number:s/^$/33000/;~Service-Information>IN-Information>Calling-Vlr-Number:s/^(\\d{5})/${1}/", "mandatory": true},
-				{"tag": "account", "field_id": "Account", "type": "cdrfield", "value": "^*users", "mandatory": true},
-				{"tag": "subject", "field_id": "Subject", "type": "cdrfield", "value": "^*users", "mandatory": true},
-				{"tag": "destination", "field_id": "Destination", "type": "cdrfield", "value": "Service-Information>IN-Information>Real-Called-Number", "mandatory": true},
-				{"tag": "setup_time", "field_id": "SetupTime", "type": "cdrfield", "value": "Event-Timestamp", "mandatory": true},
-				{"tag": "answer_time", "field_id": "AnswerTime", "type": "cdrfield", "value": "Event-Timestamp", "mandatory": true},
-				{"tag": "usage", "field_id": "Usage", "type": "cdrfield", "value": "Requested-Service-Unit>CC-Time", "mandatory": true},
-				{"tag": "subscriber_id", "field_id": "SubscriberId", "type": "cdrfield", "value": "Subscription-Id>Subscription-Id-Data", "mandatory": true},
+				{"tag": "tor", "field_id": "TOR", "type": "*composed", "value": "^*voice", "mandatory": true},
+				{"tag": "accid", "field_id": "AccId", "type": "*composed", "value": "Session-Id", "mandatory": true},
+				{"tag": "reqtype", "field_id": "ReqType", "type": "*composed", "value": "^*users", "mandatory": true},
+				{"tag": "direction", "field_id": "Direction", "type": "*composed", "value": "^*out", "mandatory": true},
+				{"tag": "tenant", "field_id": "Tenant", "type": "*composed", "value": "^*users", "mandatory": true},
+				{"tag": "category", "field_id": "Category", "type": "*composed", "value": "^call_;~Service-Information>IN-Information>Calling-Vlr-Number:s/^$/33000/;~Service-Information>IN-Information>Calling-Vlr-Number:s/^(\\d{5})/${1}/", "mandatory": true},
+				{"tag": "account", "field_id": "Account", "type": "*composed", "value": "^*users", "mandatory": true},
+				{"tag": "subject", "field_id": "Subject", "type": "*composed", "value": "^*users", "mandatory": true},
+				{"tag": "destination", "field_id": "Destination", "type": "*composed", "value": "Service-Information>IN-Information>Real-Called-Number", "mandatory": true},
+				{"tag": "setup_time", "field_id": "SetupTime", "type": "*composed", "value": "Event-Timestamp", "mandatory": true},
+				{"tag": "answer_time", "field_id": "AnswerTime", "type": "*composed", "value": "Event-Timestamp", "mandatory": true},
+				{"tag": "usage", "field_id": "Usage", "type": "*composed", "value": "Requested-Service-Unit>CC-Time", "mandatory": true},
+				{"tag": "subscriber_id", "field_id": "SubscriberId", "type": "*composed", "value": "Subscription-Id>Subscription-Id-Data", "mandatory": true},
 			],
 		},
 	],
diff --git a/config/config_json_test.go b/config/config_json_test.go
index f122227c8..39cdfd5b5 100644
--- a/config/config_json_test.go
+++ b/config/config_json_test.go
@@ -180,65 +180,65 @@ func TestDfCdreJsonCfgs(t *testing.T) {
 	eContentFlds := []*CdrFieldJsonCfg{
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("CgrId"),
 			Field_id: utils.StringPointer(utils.CGRID),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.CGRID)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("RunId"),
 			Field_id: utils.StringPointer(utils.MEDI_RUNID),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.MEDI_RUNID)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("Tor"),
 			Field_id: utils.StringPointer(utils.TOR),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.TOR)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("AccId"),
 			Field_id: utils.StringPointer(utils.ACCID),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.ACCID)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("ReqType"),
 			Field_id: utils.StringPointer(utils.REQTYPE),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.REQTYPE)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("Direction"),
 			Field_id: utils.StringPointer(utils.DIRECTION),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.DIRECTION)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("Tenant"),
 			Field_id: utils.StringPointer(utils.TENANT),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.TENANT)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("Category"),
 			Field_id: utils.StringPointer(utils.CATEGORY),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.CATEGORY)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("Account"),
 			Field_id: utils.StringPointer(utils.ACCOUNT),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.ACCOUNT)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("Subject"),
 			Field_id: utils.StringPointer(utils.SUBJECT),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.SUBJECT)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("Destination"),
 			Field_id: utils.StringPointer(utils.DESTINATION),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.DESTINATION)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("SetupTime"),
 			Field_id: utils.StringPointer(utils.SETUP_TIME),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.SETUP_TIME),
 			Layout:   utils.StringPointer("2006-01-02T15:04:05Z07:00")},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("AnswerTime"),
 			Field_id: utils.StringPointer(utils.ANSWER_TIME),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.ANSWER_TIME),
 			Layout:   utils.StringPointer("2006-01-02T15:04:05Z07:00")},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("Usage"),
 			Field_id: utils.StringPointer(utils.USAGE),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.USAGE)},
 		&CdrFieldJsonCfg{Tag: utils.StringPointer("Cost"),
 			Field_id: utils.StringPointer(utils.COST),
-			Type:     utils.StringPointer("cdrfield"),
+			Type:     utils.StringPointer("*composed"),
 			Value:    utils.StringPointer(utils.COST)},
 	}
 	eCfg := map[string]*CdreJsonCfg{
@@ -269,29 +269,29 @@ func TestDfCdreJsonCfgs(t *testing.T) {
 func TestDfCdrcJsonCfg(t *testing.T) {
 	eFields := []*CdrFieldJsonCfg{}
 	cdrFields := []*CdrFieldJsonCfg{
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("tor"), Field_id: utils.StringPointer(utils.TOR), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("tor"), Field_id: utils.StringPointer(utils.TOR), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("2"), Mandatory: utils.BoolPointer(true)},
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("accid"), Field_id: utils.StringPointer(utils.ACCID), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("accid"), Field_id: utils.StringPointer(utils.ACCID), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("3"), Mandatory: utils.BoolPointer(true)},
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("reqtype"), Field_id: utils.StringPointer(utils.REQTYPE), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("reqtype"), Field_id: utils.StringPointer(utils.REQTYPE), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("4"), Mandatory: utils.BoolPointer(true)},
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("direction"), Field_id: utils.StringPointer(utils.DIRECTION), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("direction"), Field_id: utils.StringPointer(utils.DIRECTION), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("5"), Mandatory: utils.BoolPointer(true)},
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("tenant"), Field_id: utils.StringPointer(utils.TENANT), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("tenant"), Field_id: utils.StringPointer(utils.TENANT), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("6"), Mandatory: utils.BoolPointer(true)},
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("category"), Field_id: utils.StringPointer(utils.CATEGORY), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("category"), Field_id: utils.StringPointer(utils.CATEGORY), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("7"), Mandatory: utils.BoolPointer(true)},
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("account"), Field_id: utils.StringPointer(utils.ACCOUNT), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("account"), Field_id: utils.StringPointer(utils.ACCOUNT), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("8"), Mandatory: utils.BoolPointer(true)},
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("subject"), Field_id: utils.StringPointer(utils.SUBJECT), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("subject"), Field_id: utils.StringPointer(utils.SUBJECT), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("9"), Mandatory: utils.BoolPointer(true)},
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("destination"), Field_id: utils.StringPointer(utils.DESTINATION), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("destination"), Field_id: utils.StringPointer(utils.DESTINATION), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("10"), Mandatory: utils.BoolPointer(true)},
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("setup_time"), Field_id: utils.StringPointer(utils.SETUP_TIME), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("setup_time"), Field_id: utils.StringPointer(utils.SETUP_TIME), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("11"), Mandatory: utils.BoolPointer(true)},
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("answer_time"), Field_id: utils.StringPointer(utils.ANSWER_TIME), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("answer_time"), Field_id: utils.StringPointer(utils.ANSWER_TIME), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("12"), Mandatory: utils.BoolPointer(true)},
-		&CdrFieldJsonCfg{Tag: utils.StringPointer("usage"), Field_id: utils.StringPointer(utils.USAGE), Type: utils.StringPointer(utils.CDRFIELD),
+		&CdrFieldJsonCfg{Tag: utils.StringPointer("usage"), Field_id: utils.StringPointer(utils.USAGE), Type: utils.StringPointer(utils.META_COMPOSED),
 			Value: utils.StringPointer("13"), Mandatory: utils.BoolPointer(true)},
 	}
 	eCfg := map[string]*CdrcJsonCfg{
@@ -432,31 +432,31 @@ func TestDiameterAgentJsonCfg(t *testing.T) {
 				Request_filter:      utils.StringPointer("Subscription-Id>Subscription-Type(0)"),
 				Continue_on_success: utils.BoolPointer(false),
 				Content_fields: &[]*CdrFieldJsonCfg{
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("tor"), Field_id: utils.StringPointer(utils.TOR), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("tor"), Field_id: utils.StringPointer(utils.TOR), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("^*voice"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("accid"), Field_id: utils.StringPointer(utils.ACCID), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("accid"), Field_id: utils.StringPointer(utils.ACCID), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("Session-Id"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("reqtype"), Field_id: utils.StringPointer(utils.REQTYPE), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("reqtype"), Field_id: utils.StringPointer(utils.REQTYPE), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("^*users"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("direction"), Field_id: utils.StringPointer(utils.DIRECTION), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("direction"), Field_id: utils.StringPointer(utils.DIRECTION), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("^*out"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("tenant"), Field_id: utils.StringPointer(utils.TENANT), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("tenant"), Field_id: utils.StringPointer(utils.TENANT), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("^*users"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("category"), Field_id: utils.StringPointer(utils.CATEGORY), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("category"), Field_id: utils.StringPointer(utils.CATEGORY), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("^call_;~Service-Information>IN-Information>Calling-Vlr-Number:s/^$/33000/;~Service-Information>IN-Information>Calling-Vlr-Number:s/^(\\d{5})/${1}/"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("account"), Field_id: utils.StringPointer(utils.ACCOUNT), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("account"), Field_id: utils.StringPointer(utils.ACCOUNT), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("^*users"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("subject"), Field_id: utils.StringPointer(utils.SUBJECT), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("subject"), Field_id: utils.StringPointer(utils.SUBJECT), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("^*users"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("destination"), Field_id: utils.StringPointer(utils.DESTINATION), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("destination"), Field_id: utils.StringPointer(utils.DESTINATION), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("Service-Information>IN-Information>Real-Called-Number"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("setup_time"), Field_id: utils.StringPointer(utils.SETUP_TIME), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("setup_time"), Field_id: utils.StringPointer(utils.SETUP_TIME), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("Event-Timestamp"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("answer_time"), Field_id: utils.StringPointer(utils.ANSWER_TIME), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("answer_time"), Field_id: utils.StringPointer(utils.ANSWER_TIME), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("Event-Timestamp"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("usage"), Field_id: utils.StringPointer(utils.USAGE), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("usage"), Field_id: utils.StringPointer(utils.USAGE), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("Requested-Service-Unit>CC-Time"), Mandatory: utils.BoolPointer(true)},
-					&CdrFieldJsonCfg{Tag: utils.StringPointer("subscriber_id"), Field_id: utils.StringPointer("SubscriberId"), Type: utils.StringPointer(utils.CDRFIELD),
+					&CdrFieldJsonCfg{Tag: utils.StringPointer("subscriber_id"), Field_id: utils.StringPointer("SubscriberId"), Type: utils.StringPointer(utils.META_COMPOSED),
 						Value: utils.StringPointer("Subscription-Id>Subscription-Id-Data"), Mandatory: utils.BoolPointer(true)},
 				},
 			},
diff --git a/config/configcdrc_test.go b/config/configcdrc_test.go
index f6695530d..7acc357cf 100644
--- a/config/configcdrc_test.go
+++ b/config/configcdrc_test.go
@@ -51,29 +51,29 @@ func TestLoadCdrcConfigMultipleFiles(t *testing.T) {
 			PartialRecordCache:      time.Duration(10) * time.Second,
 			HeaderFields:            make([]*CfgCdrField, 0),
 			ContentFields: []*CfgCdrField{
-				&CfgCdrField{Tag: "tor", Type: "cdrfield", FieldId: utils.TOR, Value: utils.ParseRSRFieldsMustCompile("2", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "tor", Type: utils.META_COMPOSED, FieldId: utils.TOR, Value: utils.ParseRSRFieldsMustCompile("2", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "accid", Type: "cdrfield", FieldId: utils.ACCID, Value: utils.ParseRSRFieldsMustCompile("3", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "accid", Type: utils.META_COMPOSED, FieldId: utils.ACCID, Value: utils.ParseRSRFieldsMustCompile("3", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "reqtype", Type: "cdrfield", FieldId: utils.REQTYPE, Value: utils.ParseRSRFieldsMustCompile("4", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "reqtype", Type: utils.META_COMPOSED, FieldId: utils.REQTYPE, Value: utils.ParseRSRFieldsMustCompile("4", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "direction", Type: "cdrfield", FieldId: utils.DIRECTION, Value: utils.ParseRSRFieldsMustCompile("5", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "direction", Type: utils.META_COMPOSED, FieldId: utils.DIRECTION, Value: utils.ParseRSRFieldsMustCompile("5", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "tenant", Type: "cdrfield", FieldId: utils.TENANT, Value: utils.ParseRSRFieldsMustCompile("6", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "tenant", Type: utils.META_COMPOSED, FieldId: utils.TENANT, Value: utils.ParseRSRFieldsMustCompile("6", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "category", Type: "cdrfield", FieldId: utils.CATEGORY, Value: utils.ParseRSRFieldsMustCompile("7", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "category", Type: utils.META_COMPOSED, FieldId: utils.CATEGORY, Value: utils.ParseRSRFieldsMustCompile("7", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "account", Type: "cdrfield", FieldId: utils.ACCOUNT, Value: utils.ParseRSRFieldsMustCompile("8", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "account", Type: utils.META_COMPOSED, FieldId: utils.ACCOUNT, Value: utils.ParseRSRFieldsMustCompile("8", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "subject", Type: "cdrfield", FieldId: utils.SUBJECT, Value: utils.ParseRSRFieldsMustCompile("9", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "subject", Type: utils.META_COMPOSED, FieldId: utils.SUBJECT, Value: utils.ParseRSRFieldsMustCompile("9", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "destination", Type: "cdrfield", FieldId: utils.DESTINATION, Value: utils.ParseRSRFieldsMustCompile("10", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "destination", Type: utils.META_COMPOSED, FieldId: utils.DESTINATION, Value: utils.ParseRSRFieldsMustCompile("10", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "setup_time", Type: "cdrfield", FieldId: utils.SETUP_TIME, Value: utils.ParseRSRFieldsMustCompile("11", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "setup_time", Type: utils.META_COMPOSED, FieldId: utils.SETUP_TIME, Value: utils.ParseRSRFieldsMustCompile("11", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "answer_time", Type: "cdrfield", FieldId: utils.ANSWER_TIME, Value: utils.ParseRSRFieldsMustCompile("12", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "answer_time", Type: utils.META_COMPOSED, FieldId: utils.ANSWER_TIME, Value: utils.ParseRSRFieldsMustCompile("12", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "usage", Type: "cdrfield", FieldId: utils.USAGE, Value: utils.ParseRSRFieldsMustCompile("13", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "usage", Type: utils.META_COMPOSED, FieldId: utils.USAGE, Value: utils.ParseRSRFieldsMustCompile("13", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
 			},
 			TrailerFields: make([]*CfgCdrField, 0),
@@ -94,29 +94,29 @@ func TestLoadCdrcConfigMultipleFiles(t *testing.T) {
 			CdrFilter:               utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP),
 			HeaderFields:            make([]*CfgCdrField, 0),
 			ContentFields: []*CfgCdrField{
-				&CfgCdrField{Tag: "tor", Type: "cdrfield", FieldId: utils.TOR, Value: utils.ParseRSRFieldsMustCompile("2", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "tor", Type: utils.META_COMPOSED, FieldId: utils.TOR, Value: utils.ParseRSRFieldsMustCompile("2", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "accid", Type: "cdrfield", FieldId: utils.ACCID, Value: utils.ParseRSRFieldsMustCompile("3", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "accid", Type: utils.META_COMPOSED, FieldId: utils.ACCID, Value: utils.ParseRSRFieldsMustCompile("3", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "reqtype", Type: "cdrfield", FieldId: utils.REQTYPE, Value: utils.ParseRSRFieldsMustCompile("4", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "reqtype", Type: utils.META_COMPOSED, FieldId: utils.REQTYPE, Value: utils.ParseRSRFieldsMustCompile("4", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "direction", Type: "cdrfield", FieldId: utils.DIRECTION, Value: utils.ParseRSRFieldsMustCompile("5", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "direction", Type: utils.META_COMPOSED, FieldId: utils.DIRECTION, Value: utils.ParseRSRFieldsMustCompile("5", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "tenant", Type: "cdrfield", FieldId: utils.TENANT, Value: utils.ParseRSRFieldsMustCompile("6", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "tenant", Type: utils.META_COMPOSED, FieldId: utils.TENANT, Value: utils.ParseRSRFieldsMustCompile("6", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "category", Type: "cdrfield", FieldId: utils.CATEGORY, Value: utils.ParseRSRFieldsMustCompile("7", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "category", Type: utils.META_COMPOSED, FieldId: utils.CATEGORY, Value: utils.ParseRSRFieldsMustCompile("7", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "account", Type: "cdrfield", FieldId: utils.ACCOUNT, Value: utils.ParseRSRFieldsMustCompile("8", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "account", Type: utils.META_COMPOSED, FieldId: utils.ACCOUNT, Value: utils.ParseRSRFieldsMustCompile("8", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "subject", Type: "cdrfield", FieldId: utils.SUBJECT, Value: utils.ParseRSRFieldsMustCompile("9", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "subject", Type: utils.META_COMPOSED, FieldId: utils.SUBJECT, Value: utils.ParseRSRFieldsMustCompile("9", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "destination", Type: "cdrfield", FieldId: utils.DESTINATION, Value: utils.ParseRSRFieldsMustCompile("10", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "destination", Type: utils.META_COMPOSED, FieldId: utils.DESTINATION, Value: utils.ParseRSRFieldsMustCompile("10", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "setup_time", Type: "cdrfield", FieldId: utils.SETUP_TIME, Value: utils.ParseRSRFieldsMustCompile("11", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "setup_time", Type: utils.META_COMPOSED, FieldId: utils.SETUP_TIME, Value: utils.ParseRSRFieldsMustCompile("11", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "answer_time", Type: "cdrfield", FieldId: utils.ANSWER_TIME, Value: utils.ParseRSRFieldsMustCompile("12", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "answer_time", Type: utils.META_COMPOSED, FieldId: utils.ANSWER_TIME, Value: utils.ParseRSRFieldsMustCompile("12", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "usage", Type: "cdrfield", FieldId: utils.USAGE, Value: utils.ParseRSRFieldsMustCompile("13", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "usage", Type: utils.META_COMPOSED, FieldId: utils.USAGE, Value: utils.ParseRSRFieldsMustCompile("13", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
 			},
 			TrailerFields: make([]*CfgCdrField, 0),
@@ -160,29 +160,29 @@ func TestLoadCdrcConfigMultipleFiles(t *testing.T) {
 			CdrFilter:               utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP),
 			HeaderFields:            make([]*CfgCdrField, 0),
 			ContentFields: []*CfgCdrField{
-				&CfgCdrField{Tag: "tor", Type: "cdrfield", FieldId: utils.TOR, Value: utils.ParseRSRFieldsMustCompile("2", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "tor", Type: utils.META_COMPOSED, FieldId: utils.TOR, Value: utils.ParseRSRFieldsMustCompile("2", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "accid", Type: "cdrfield", FieldId: utils.ACCID, Value: utils.ParseRSRFieldsMustCompile("3", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "accid", Type: utils.META_COMPOSED, FieldId: utils.ACCID, Value: utils.ParseRSRFieldsMustCompile("3", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "reqtype", Type: "cdrfield", FieldId: utils.REQTYPE, Value: utils.ParseRSRFieldsMustCompile("4", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "reqtype", Type: utils.META_COMPOSED, FieldId: utils.REQTYPE, Value: utils.ParseRSRFieldsMustCompile("4", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "direction", Type: "cdrfield", FieldId: utils.DIRECTION, Value: utils.ParseRSRFieldsMustCompile("5", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "direction", Type: utils.META_COMPOSED, FieldId: utils.DIRECTION, Value: utils.ParseRSRFieldsMustCompile("5", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "tenant", Type: "cdrfield", FieldId: utils.TENANT, Value: utils.ParseRSRFieldsMustCompile("6", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "tenant", Type: utils.META_COMPOSED, FieldId: utils.TENANT, Value: utils.ParseRSRFieldsMustCompile("6", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "category", Type: "cdrfield", FieldId: utils.CATEGORY, Value: utils.ParseRSRFieldsMustCompile("7", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "category", Type: utils.META_COMPOSED, FieldId: utils.CATEGORY, Value: utils.ParseRSRFieldsMustCompile("7", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "account", Type: "cdrfield", FieldId: utils.ACCOUNT, Value: utils.ParseRSRFieldsMustCompile("8", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "account", Type: utils.META_COMPOSED, FieldId: utils.ACCOUNT, Value: utils.ParseRSRFieldsMustCompile("8", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "subject", Type: "cdrfield", FieldId: utils.SUBJECT, Value: utils.ParseRSRFieldsMustCompile("9", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "subject", Type: utils.META_COMPOSED, FieldId: utils.SUBJECT, Value: utils.ParseRSRFieldsMustCompile("9", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "destination", Type: "cdrfield", FieldId: utils.DESTINATION, Value: utils.ParseRSRFieldsMustCompile("10", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "destination", Type: utils.META_COMPOSED, FieldId: utils.DESTINATION, Value: utils.ParseRSRFieldsMustCompile("10", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "setup_time", Type: "cdrfield", FieldId: utils.SETUP_TIME, Value: utils.ParseRSRFieldsMustCompile("11", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "setup_time", Type: utils.META_COMPOSED, FieldId: utils.SETUP_TIME, Value: utils.ParseRSRFieldsMustCompile("11", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "answer_time", Type: "cdrfield", FieldId: utils.ANSWER_TIME, Value: utils.ParseRSRFieldsMustCompile("12", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "answer_time", Type: utils.META_COMPOSED, FieldId: utils.ANSWER_TIME, Value: utils.ParseRSRFieldsMustCompile("12", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
-				&CfgCdrField{Tag: "usage", Type: "cdrfield", FieldId: utils.USAGE, Value: utils.ParseRSRFieldsMustCompile("13", utils.INFIELD_SEP),
+				&CfgCdrField{Tag: "usage", Type: utils.META_COMPOSED, FieldId: utils.USAGE, Value: utils.ParseRSRFieldsMustCompile("13", utils.INFIELD_SEP),
 					FieldFilter: utils.ParseRSRFieldsMustCompile("", utils.INFIELD_SEP), Width: 0, Strip: "", Padding: "", Layout: "", Mandatory: true},
 			},
 			TrailerFields: make([]*CfgCdrField, 0),
diff --git a/config/libconfig_json.go b/config/libconfig_json.go
index 38860cd9b..fa013c5d1 100644
--- a/config/libconfig_json.go
+++ b/config/libconfig_json.go
@@ -109,7 +109,7 @@ type CdrFieldJsonCfg struct {
 	Tag          *string
 	Type         *string
 	Field_id     *string
-	Metatag_id   *string
+	Handler_id   *string
 	Value        *string
 	Width        *int
 	Strip        *string
diff --git a/utils/consts.go b/utils/consts.go
index 2a58fc381..89d0febe1 100644
--- a/utils/consts.go
+++ b/utils/consts.go
@@ -30,172 +30,170 @@ var (
 )
 
 const (
-	VERSION                    = "0.9.1~rc8"
-	DIAMETER_FIRMWARE_REVISION = 918
-	REDIS_MAX_CONNS            = 10
-	POSTGRES                   = "postgres"
-	MYSQL                      = "mysql"
-	MONGO                      = "mongo"
-	REDIS                      = "redis"
-	LOCALHOST                  = "127.0.0.1"
-	FSCDR_FILE_CSV             = "freeswitch_file_csv"
-	FSCDR_HTTP_JSON            = "freeswitch_http_json"
-	NOT_IMPLEMENTED            = "not implemented"
-	PREPAID                    = "prepaid"
-	META_PREPAID               = "*prepaid"
-	POSTPAID                   = "postpaid"
-	META_POSTPAID              = "*postpaid"
-	PSEUDOPREPAID              = "pseudoprepaid"
-	META_PSEUDOPREPAID         = "*pseudoprepaid"
-	META_RATED                 = "*rated"
-	META_NONE                  = "*none"
-	META_NOW                   = "*now"
-	TBL_TP_TIMINGS             = "tp_timings"
-	TBL_TP_DESTINATIONS        = "tp_destinations"
-	TBL_TP_RATES               = "tp_rates"
-	TBL_TP_DESTINATION_RATES   = "tp_destination_rates"
-	TBL_TP_RATING_PLANS        = "tp_rating_plans"
-	TBL_TP_RATE_PROFILES       = "tp_rating_profiles"
-	TBL_TP_SHARED_GROUPS       = "tp_shared_groups"
-	TBL_TP_CDR_STATS           = "tp_cdr_stats"
-	TBL_TP_LCRS                = "tp_lcr_rules"
-	TBL_TP_ACTIONS             = "tp_actions"
-	TBL_TP_ACTION_PLANS        = "tp_action_plans"
-	TBL_TP_ACTION_TRIGGERS     = "tp_action_triggers"
-	TBL_TP_ACCOUNT_ACTIONS     = "tp_account_actions"
-	TBL_TP_DERIVED_CHARGERS    = "tp_derived_chargers"
-	TBL_TP_USERS               = "tp_users"
-	TBL_TP_ALIASES             = "tp_aliases"
-	TBL_CDRS_PRIMARY           = "cdrs_primary"
-	TBL_CDRS_EXTRA             = "cdrs_extra"
-	TBL_COST_DETAILS           = "cost_details"
-	TBL_RATED_CDRS             = "rated_cdrs"
-	TIMINGS_CSV                = "Timings.csv"
-	DESTINATIONS_CSV           = "Destinations.csv"
-	RATES_CSV                  = "Rates.csv"
-	DESTINATION_RATES_CSV      = "DestinationRates.csv"
-	RATING_PLANS_CSV           = "RatingPlans.csv"
-	RATING_PROFILES_CSV        = "RatingProfiles.csv"
-	SHARED_GROUPS_CSV          = "SharedGroups.csv"
-	LCRS_CSV                   = "LcrRules.csv"
-	ACTIONS_CSV                = "Actions.csv"
-	ACTION_PLANS_CSV           = "ActionPlans.csv"
-	ACTION_TRIGGERS_CSV        = "ActionTriggers.csv"
-	ACCOUNT_ACTIONS_CSV        = "AccountActions.csv"
-	DERIVED_CHARGERS_CSV       = "DerivedChargers.csv"
-	CDR_STATS_CSV              = "CdrStats.csv"
-	USERS_CSV                  = "Users.csv"
-	ALIASES_CSV                = "Aliases.csv"
-	ROUNDING_UP                = "*up"
-	ROUNDING_MIDDLE            = "*middle"
-	ROUNDING_DOWN              = "*down"
-	ANY                        = "*any"
-	ASAP                       = "*asap"
-	USERS                      = "*users"
-	COMMENT_CHAR               = '#'
-	CSV_SEP                    = ','
-	FALLBACK_SEP               = ';'
-	INFIELD_SEP                = ";"
-	FIELDS_SEP                 = ","
-	STATIC_HDRVAL_SEP          = "::"
-	REGEXP_PREFIX              = "~"
-	FILTER_VAL_START           = "("
-	FILTER_VAL_END             = ")"
-	JSON                       = "json"
-	GOB                        = "gob"
-	MSGPACK                    = "msgpack"
-	CSV_LOAD                   = "CSVLOAD"
-	CGRID                      = "CgrId"
-	TOR                        = "TOR"
-	ORDERID                    = "OrderId"
-	ACCID                      = "AccId"
-	CDRHOST                    = "CdrHost"
-	CDRSOURCE                  = "CdrSource"
-	REQTYPE                    = "ReqType"
-	DIRECTION                  = "Direction"
-	TENANT                     = "Tenant"
-	CATEGORY                   = "Category"
-	ACCOUNT                    = "Account"
-	SUBJECT                    = "Subject"
-	DESTINATION                = "Destination"
-	SETUP_TIME                 = "SetupTime"
-	ANSWER_TIME                = "AnswerTime"
-	USAGE                      = "Usage"
-	PDD                        = "Pdd"
-	SUPPLIER                   = "Supplier"
-	MEDI_RUNID                 = "MediationRunId"
-	RATED_ACCOUNT              = "RatedAccount"
-	RATED_SUBJECT              = "RatedSubject"
-	COST                       = "Cost"
-	COST_DETAILS               = "CostDetails"
-	RATED                      = "rated"
-	RATED_FLD                  = "Rated"
-	MAX_USAGE                  = "MaxUsage"
-	DEFAULT_RUNID              = "*default"
-	META_DEFAULT               = "*default"
-	STATIC_VALUE_PREFIX        = "^"
-	CSV                        = "csv"
-	FWV                        = "fwv"
-	DRYRUN                     = "dry_run"
-	COMBIMED                   = "combimed"
-	INTERNAL                   = "internal"
-	ZERO_RATING_SUBJECT_PREFIX = "*zero"
-	OK                         = "OK"
-	CDRE_FIXED_WIDTH           = "fwv"
-	XML_PROFILE_PREFIX         = "*xml:"
-	CDRE                       = "cdre"
-	CDRC                       = "cdrc"
-	MASK_CHAR                  = "*"
-	CONCATENATED_KEY_SEP       = ":"
-	FORKED_CDR                 = "forked_cdr"
-	UNIT_TEST                  = "UNIT_TEST"
-	HDR_VAL_SEP                = "/"
-	MONETARY                   = "*monetary"
-	SMS                        = "*sms"
-	GENERIC                    = "*generic"
-	DATA                       = "*data"
-	VOICE                      = "*voice"
-	MAX_COST_FREE              = "*free"
-	MAX_COST_DISCONNECT        = "*disconnect"
-	HOURS                      = "hours"
-	MINUTES                    = "minutes"
-	NANOSECONDS                = "nanoseconds"
-	SECONDS                    = "seconds"
-	OUT                        = "*out"
-	IN                         = "*in"
-	META_OUT                   = "*out"
-	META_ANY                   = "*any"
-	CDR_IMPORT                 = "cdr_import"
-	CDR_EXPORT                 = "cdr_export"
-	CDRFIELD                   = "cdrfield"
-	ASR                        = "ASR"
-	ACD                        = "ACD"
-	FILTER_REGEXP_TPL          = "$1$2$3$4$5"
-	ACTION_PLAN_PREFIX         = "apl_"
-	ACTION_TRIGGER_PREFIX      = "atr_"
-	RATING_PLAN_PREFIX         = "rpl_"
-	RATING_PROFILE_PREFIX      = "rpf_"
-	ACTION_PREFIX              = "act_"
-	SHARED_GROUP_PREFIX        = "shg_"
-	ACCOUNT_PREFIX             = "acc_"
-	DESTINATION_PREFIX         = "dst_"
-	LCR_PREFIX                 = "lcr_"
-	DERIVEDCHARGERS_PREFIX     = "dcs_"
-	CDR_STATS_QUEUE_PREFIX     = "csq_"
-	PUBSUB_SUBSCRIBERS_PREFIX  = "pss_"
-	USERS_PREFIX               = "usr_"
-	ALIASES_PREFIX             = "als_"
-	REVERSE_ALIASES_PREFIX     = "rls_"
-	CDR_STATS_PREFIX           = "cst_"
-	TEMP_DESTINATION_PREFIX    = "tmp_"
-	LOG_CALL_COST_PREFIX       = "cco_"
-	LOG_ACTION_TIMMING_PREFIX  = "ltm_"
-	LOG_ACTION_TRIGGER_PREFIX  = "ltr_"
-	LOG_ERR                    = "ler_"
-	LOG_CDR                    = "cdr_"
-	LOG_MEDIATED_CDR           = "mcd_"
-	LOADINST_KEY               = "load_history"
-	// sources
+	VERSION                      = "0.9.1~rc8"
+	DIAMETER_FIRMWARE_REVISION   = 918
+	REDIS_MAX_CONNS              = 10
+	POSTGRES                     = "postgres"
+	MYSQL                        = "mysql"
+	MONGO                        = "mongo"
+	REDIS                        = "redis"
+	LOCALHOST                    = "127.0.0.1"
+	FSCDR_FILE_CSV               = "freeswitch_file_csv"
+	FSCDR_HTTP_JSON              = "freeswitch_http_json"
+	NOT_IMPLEMENTED              = "not implemented"
+	PREPAID                      = "prepaid"
+	META_PREPAID                 = "*prepaid"
+	POSTPAID                     = "postpaid"
+	META_POSTPAID                = "*postpaid"
+	PSEUDOPREPAID                = "pseudoprepaid"
+	META_PSEUDOPREPAID           = "*pseudoprepaid"
+	META_RATED                   = "*rated"
+	META_NONE                    = "*none"
+	META_NOW                     = "*now"
+	TBL_TP_TIMINGS               = "tp_timings"
+	TBL_TP_DESTINATIONS          = "tp_destinations"
+	TBL_TP_RATES                 = "tp_rates"
+	TBL_TP_DESTINATION_RATES     = "tp_destination_rates"
+	TBL_TP_RATING_PLANS          = "tp_rating_plans"
+	TBL_TP_RATE_PROFILES         = "tp_rating_profiles"
+	TBL_TP_SHARED_GROUPS         = "tp_shared_groups"
+	TBL_TP_CDR_STATS             = "tp_cdr_stats"
+	TBL_TP_LCRS                  = "tp_lcr_rules"
+	TBL_TP_ACTIONS               = "tp_actions"
+	TBL_TP_ACTION_PLANS          = "tp_action_plans"
+	TBL_TP_ACTION_TRIGGERS       = "tp_action_triggers"
+	TBL_TP_ACCOUNT_ACTIONS       = "tp_account_actions"
+	TBL_TP_DERIVED_CHARGERS      = "tp_derived_chargers"
+	TBL_TP_USERS                 = "tp_users"
+	TBL_TP_ALIASES               = "tp_aliases"
+	TBL_CDRS_PRIMARY             = "cdrs_primary"
+	TBL_CDRS_EXTRA               = "cdrs_extra"
+	TBL_COST_DETAILS             = "cost_details"
+	TBL_RATED_CDRS               = "rated_cdrs"
+	TIMINGS_CSV                  = "Timings.csv"
+	DESTINATIONS_CSV             = "Destinations.csv"
+	RATES_CSV                    = "Rates.csv"
+	DESTINATION_RATES_CSV        = "DestinationRates.csv"
+	RATING_PLANS_CSV             = "RatingPlans.csv"
+	RATING_PROFILES_CSV          = "RatingProfiles.csv"
+	SHARED_GROUPS_CSV            = "SharedGroups.csv"
+	LCRS_CSV                     = "LcrRules.csv"
+	ACTIONS_CSV                  = "Actions.csv"
+	ACTION_PLANS_CSV             = "ActionPlans.csv"
+	ACTION_TRIGGERS_CSV          = "ActionTriggers.csv"
+	ACCOUNT_ACTIONS_CSV          = "AccountActions.csv"
+	DERIVED_CHARGERS_CSV         = "DerivedChargers.csv"
+	CDR_STATS_CSV                = "CdrStats.csv"
+	USERS_CSV                    = "Users.csv"
+	ALIASES_CSV                  = "Aliases.csv"
+	ROUNDING_UP                  = "*up"
+	ROUNDING_MIDDLE              = "*middle"
+	ROUNDING_DOWN                = "*down"
+	ANY                          = "*any"
+	ASAP                         = "*asap"
+	USERS                        = "*users"
+	COMMENT_CHAR                 = '#'
+	CSV_SEP                      = ','
+	FALLBACK_SEP                 = ';'
+	INFIELD_SEP                  = ";"
+	FIELDS_SEP                   = ","
+	STATIC_HDRVAL_SEP            = "::"
+	REGEXP_PREFIX                = "~"
+	FILTER_VAL_START             = "("
+	FILTER_VAL_END               = ")"
+	JSON                         = "json"
+	GOB                          = "gob"
+	MSGPACK                      = "msgpack"
+	CSV_LOAD                     = "CSVLOAD"
+	CGRID                        = "CgrId"
+	TOR                          = "TOR"
+	ORDERID                      = "OrderId"
+	ACCID                        = "AccId"
+	CDRHOST                      = "CdrHost"
+	CDRSOURCE                    = "CdrSource"
+	REQTYPE                      = "ReqType"
+	DIRECTION                    = "Direction"
+	TENANT                       = "Tenant"
+	CATEGORY                     = "Category"
+	ACCOUNT                      = "Account"
+	SUBJECT                      = "Subject"
+	DESTINATION                  = "Destination"
+	SETUP_TIME                   = "SetupTime"
+	ANSWER_TIME                  = "AnswerTime"
+	USAGE                        = "Usage"
+	PDD                          = "Pdd"
+	SUPPLIER                     = "Supplier"
+	MEDI_RUNID                   = "MediationRunId"
+	RATED_ACCOUNT                = "RatedAccount"
+	RATED_SUBJECT                = "RatedSubject"
+	COST                         = "Cost"
+	COST_DETAILS                 = "CostDetails"
+	RATED                        = "rated"
+	RATED_FLD                    = "Rated"
+	MAX_USAGE                    = "MaxUsage"
+	DEFAULT_RUNID                = "*default"
+	META_DEFAULT                 = "*default"
+	STATIC_VALUE_PREFIX          = "^"
+	CSV                          = "csv"
+	FWV                          = "fwv"
+	DRYRUN                       = "dry_run"
+	META_COMBIMED                = "*combimed"
+	INTERNAL                     = "internal"
+	ZERO_RATING_SUBJECT_PREFIX   = "*zero"
+	OK                           = "OK"
+	CDRE_FIXED_WIDTH             = "fwv"
+	XML_PROFILE_PREFIX           = "*xml:"
+	CDRE                         = "cdre"
+	CDRC                         = "cdrc"
+	MASK_CHAR                    = "*"
+	CONCATENATED_KEY_SEP         = ":"
+	FORKED_CDR                   = "forked_cdr"
+	UNIT_TEST                    = "UNIT_TEST"
+	HDR_VAL_SEP                  = "/"
+	MONETARY                     = "*monetary"
+	SMS                          = "*sms"
+	GENERIC                      = "*generic"
+	DATA                         = "*data"
+	VOICE                        = "*voice"
+	MAX_COST_FREE                = "*free"
+	MAX_COST_DISCONNECT          = "*disconnect"
+	HOURS                        = "hours"
+	MINUTES                      = "minutes"
+	NANOSECONDS                  = "nanoseconds"
+	SECONDS                      = "seconds"
+	OUT                          = "*out"
+	IN                           = "*in"
+	META_OUT                     = "*out"
+	META_ANY                     = "*any"
+	CDR_IMPORT                   = "cdr_import"
+	CDR_EXPORT                   = "cdr_export"
+	ASR                          = "ASR"
+	ACD                          = "ACD"
+	FILTER_REGEXP_TPL            = "$1$2$3$4$5"
+	ACTION_PLAN_PREFIX           = "apl_"
+	ACTION_TRIGGER_PREFIX        = "atr_"
+	RATING_PLAN_PREFIX           = "rpl_"
+	RATING_PROFILE_PREFIX        = "rpf_"
+	ACTION_PREFIX                = "act_"
+	SHARED_GROUP_PREFIX          = "shg_"
+	ACCOUNT_PREFIX               = "acc_"
+	DESTINATION_PREFIX           = "dst_"
+	LCR_PREFIX                   = "lcr_"
+	DERIVEDCHARGERS_PREFIX       = "dcs_"
+	CDR_STATS_QUEUE_PREFIX       = "csq_"
+	PUBSUB_SUBSCRIBERS_PREFIX    = "pss_"
+	USERS_PREFIX                 = "usr_"
+	ALIASES_PREFIX               = "als_"
+	REVERSE_ALIASES_PREFIX       = "rls_"
+	CDR_STATS_PREFIX             = "cst_"
+	TEMP_DESTINATION_PREFIX      = "tmp_"
+	LOG_CALL_COST_PREFIX         = "cco_"
+	LOG_ACTION_TIMMING_PREFIX    = "ltm_"
+	LOG_ACTION_TRIGGER_PREFIX    = "ltr_"
+	LOG_ERR                      = "ler_"
+	LOG_CDR                      = "cdr_"
+	LOG_MEDIATED_CDR             = "mcd_"
+	LOADINST_KEY                 = "load_history"
 	SESSION_MANAGER_SOURCE       = "SMR"
 	MEDIATOR_SOURCE              = "MED"
 	CDRS_SOURCE                  = "CDRS"
@@ -205,10 +203,9 @@ const (
 	CREATE_TARIFFPLAN_TABLES_SQL = "create_tariffplan_tables.sql"
 	TEST_SQL                     = "TEST_SQL"
 	DESTINATIONS_LOAD_THRESHOLD  = 0.1
-	CONSTANT                     = "constant"
-	FILLER                       = "filler"
-	METATAG                      = "metatag"
-	HTTP_POST                    = "http_post"
+	META_CONSTANT                = "*constant"
+	META_FILLER                  = "*filler"
+	META_HANDLER                 = "*handler"
 	META_HTTP_POST               = "*http_post"
 	META_HTTP_JSON               = "*http_json"
 	META_HTTP_JSONRPC            = "*http_jsonrpc"
@@ -261,6 +258,7 @@ const (
 	TRIGGER_MAX_BALANCE         = "*max_balance"
 	TRIGGER_BALANCE_EXPIRED     = "*balance_expired"
 	HIERARCHY_SEP               = ">"
+	META_COMPOSED               = "*composed"
 )
 
 var (