Updated from latest draft

33128/r17/TS33128Payloads.asn

@@ -154,6 +154,8 @@ XIRIEvent ::= CHOICE
     mMELocationUpdate                                   [89] MMELocationUpdate,
     mMEStartOfInterceptionWithEPSAttachedUE             [90] MMEStartOfInterceptionWithEPSAttachedUE,
     mMEUnsuccessfulProcedure                            [91] MMEUnsuccessfulProcedure,
+
+    --HR LI Events, see clause 7.X.3.3
     n9HRPDUSessionInfo                                  [2491] N9HRPDUSessionInfo,
     s8HRBearerInfo                                      [2492] S8HRBearerInfo
 }
@@ -303,6 +305,9 @@ IRIEvent ::= CHOICE
     mMELocationUpdate                                   [89] MMELocationUpdate,
     mMEStartOfInterceptionWithEPSAttachedUE             [90] MMEStartOfInterceptionWithEPSAttachedUE,
     mMEUnsuccessfulProcedure                            [91] MMEUnsuccessfulProcedure
+
+    -- tag 2491 is reserved because there is no equivalent IRI for the xIRI n9HRPDUSessionInfo
+    -- tag 2492 is reserved because there is no equivalent IRI for the xIRI S8HRBearerInfo
 }
 
 IRITargetIdentifier ::= SEQUENCE
@@ -353,9 +358,10 @@ N9HRPDUSessionInfo ::= SEQUENCE
     sUPI                            [1] SUPI,
     pEI                             [2] PEI OPTIONAL,
     pDUSessionID                    [3] PDUSessionID,
-    sNSSAI                          [4] SNSSAI OPTIONAL,
-    location                        [5] Location OPTIONAL,
-    dNN                             [6] DNN OPTIONAL
+    location                        [4] Location OPTIONAL,
+    sNSSAI                          [5] SNSSAI OPTIONAL,
+    dNN                             [6] DNN OPTIONAL,
+    messageCause                    [7] N9HRMessageCause
 }
 
 S8HRBearerInfo ::= SEQUENCE
@@ -366,7 +372,29 @@ S8HRBearerInfo ::= SEQUENCE
     linkedBearerID                  [4] EPSBearerID OPTIONAL,
     location                        [5] Location OPTIONAL,
     aPN                             [6] APN OPTIONAL,
-    sGWIPAddress                    [7] IPAddress
+    sGWIPAddress                    [7] IPAddress OPTIONAL,
+    messageCause                    [8] S8HRMessageCause
+}
+
+N9HRMessageCause ::= ENUMERATED
+{
+    pDUSessionEstablished(1),
+    pDUSessionModified(2),
+    pDUSessionReleased(3),
+    updatedLocationAvailable(4),
+    sMFChanged(5),
+    other(6)
+}
+
+S8HRMessageCause ::= ENUMERATED
+{
+    bearerActivated[1],
+    bearerModified(2),
+    bearerDeleted(3),
+    pDNDisconnected(4)
+    updatedLocationAvailable(5),
+    sGWChanged(6),
+    other(7)
 }
 
 -- ==================
@@ -3754,4 +3782,4 @@ OGCURN ::= UTF8String
 -- TS 29.572 [24], clause 6.1.6.2.15
 MethodCode ::= INTEGER (16..31)
 
-END
+END
\ No newline at end of file