diff --git a/OpenAPI/TS28541_5GcNrm.yaml b/OpenAPI/TS28541_5GcNrm.yaml
index df678448d8200c626acec305cb9dc8b6855fceeb..91a5ade44b2fb56e071420b840a9bb3936daad44 100755
--- a/OpenAPI/TS28541_5GcNrm.yaml
+++ b/OpenAPI/TS28541_5GcNrm.yaml
@@ -960,78 +960,6 @@ components:
           uniqueItems: true
           items:
             $ref: '#/components/schemas/ServiceFeatureMap'
-        protoDescDl:
-          $ref: '#/components/schemas/ProtocolDescription'
-        protoDescUl:
-          $ref: '#/components/schemas/ProtocolDescription'
-    
-    ProtocolDescription:
-      type: object
-      properties:
-        transportProto:
-          anyOf:
-          - type: string
-            enum:
-              - RTP
-              - SRTP
-              - MOQT
-          - type: string
-        rtpHeaderExtInfo:
-          $ref: '#/components/schemas/RtpHeaderExtInfo'
-        addRtpHeaderExtInfo:
-          type: array
-          uniqueItems: true
-          items:
-            $ref: '#/components/schemas/RtpHeaderExtInfo'
-        rtpPayloadInfoList:
-          type: array
-          uniqueItems: true
-          items:
-            $ref: '#/components/schemas/RtpPayloadInfo'
-        mriTransferInfo:
-          type: string
-
-    
-    RtpHeaderExtInfo:
-      description: RTP Header Extension information
-      type: object
-      properties:
-        rtpHeaderExtType:
-          anyOf:
-          - type: string
-            enum:
-              - PDU_SET_MARKING
-              - DYN_CHANGING_TRAFFIC_CHAR
-          - type: string
-        rtpHeaderExtId:
-          type: integer
-          minimum: 1
-          maximum: 255
-        longFormat:
-          type: boolean
-        pduSetSizeActive:
-          type: boolean
-        pduSetPduCountActive:
-          type: boolean
-
-    RtpPayloadInfo:
-      description: RtpPayloadInfo contains Rtp payload type and format.
-      type: object
-      properties:
-        rtpPayloadTypeList:
-          type: array
-          items:
-            type: integer
-            minimum: 0
-            maximum: 127
-          minItems: 1
-        rtpPayloadFormat:
-          anyOf:
-          - type: string
-            enum:
-              - H264
-              - H265
-          - type: string
 
     SnssaiInfo:
       type: object