diff --git a/OpenAPI/TS28541_5GcNrm.yaml b/OpenAPI/TS28541_5GcNrm.yaml
index bca078523f31fa47543a10d53229965a4a070dde..f02a1f0c050165cca577b203561ae43032bce1f3 100755
--- a/OpenAPI/TS28541_5GcNrm.yaml
+++ b/OpenAPI/TS28541_5GcNrm.yaml
@@ -979,6 +979,12 @@ components:
               - DL
               - UL_DL
           - type: string
+        dataEndMarkInd:
+          type: boolean
+        dataBurstSizeInd:
+          type: boolean
+        timetoNextBurstInd:
+          type: boolean
 
 
     TrafficControlDataList:
@@ -1143,6 +1149,40 @@ components:
         expTranInd:
           type: boolean
           default: false
+        multiModalId:
+          type: string
+        traffParaData:
+          $ref: '#/components/schemas/TrafficParaData'
+
+    TrafficParaData:
+      description: Contains Traffic Parameter(s) related control information.
+      type: object
+      properties:
+        periodUl:
+          type: integer
+        periodDl:
+          type: integer
+        reqTrafficParas:
+          anyOf:
+          - type: string
+            enum:
+              - DL_N6_JITTER
+              - DL_PERIOD
+              - UL_PERIOD
+          - type: string
+          description: Indicates the traffic parameters to be measured.
+        repFreqs:
+          type: array
+          items:
+             $ref: '#/components/schemas/ReportingFrequency'
+          minItems: 1
+          description: Represents the notification method (periodic or on event detection).
+        dlN6JitterThr:
+          type: integer
+        repPeriod:
+          type: integer
+
+
 
     ProtocolDescription:
       type: object