B-ISUPInformationElementHeaders DEFINITIONS IMPLICIT TAGS ::=
BEGIN

MessageInstructionIndicators ::= SEQUENCE {
  sharedCompatibilityInformation   SharedCompatibilityInformation,
  passOnNotPossibleMessageInd      PassOnNotPossibleMessageInd,
  broadbandNarrowbandMessageIWInd  BroadbandNarrowbandMessageIWInd
}

ParameterInstructionIndicators ::= SEQUENCE {
  sharedCompatibilityInformation     SharedCompatibilityInformation,
  discardParameterIndicator          DiscardParameterIndicator,
  passOnNotPossibleParameterInd      PassOnNotPossibleParameterInd,
  broadbandNarrowbandParameterIWInd  BroadbandNarrowbandParameterIWInd
}

SharedCompatibilityInformation ::= SEQUENCE {
  transitAtIntermediateExchangeInd  TransitAtIntermediateExchangeInd,
  releaseCallIndicator              ReleaseCallIndicator,
  sendNotificationIndicator         SendNotificationIndicator,
  discardMessageIndicator           DiscardMessageIndicator
}

TransitAtIntermediateExchangeInd ::= ENUMERATED {
  transitInterpretation(0), endNodeInterpretation(1)}

ReleaseCallIndicator ::= ENUMERATED {doNotReleaseCall(0), releaseCall(1)}

SendNotificationIndicator ::= ENUMERATED {
  doNotSendNotification(0), sendNotification(1)}

DiscardMessageIndicator ::= ENUMERATED {
  doNotDiscardMessage(0), discardMessage(1)}

PassOnNotPossibleMessageInd ::= ENUMERATED {releaseCall(0), discardMessage(1)}

BroadbandNarrowbandMessageIWInd ::= ENUMERATED {
  passOn(0), discardMessage(1), releaseCall(2)
                                --  value 3 is reserved
                                }

DiscardParameterIndicator ::= ENUMERATED {
  doNotDiscardParameter(0), discardParameter(1)}

PassOnNotPossibleParameterInd ::= ENUMERATED {
  releaseCall(0), discardMessage(1), discardParameter(2)
                                     --  value 3 is reserved
                                     }

BroadbandNarrowbandParameterIWInd ::= ENUMERATED {
  passOn(0), discardMessage(1), releaseCall(2), discardParameter(3)}

END