Call-Intrusion-Operations {itu-t recommendation h 450 11 version1(0)
  call-intrusion-operations(0)} DEFINITIONS AUTOMATIC TAGS ::=
BEGIN

IMPORTS
  OPERATION, ERROR
    FROM Remote-Operations-Information-Objects {joint-iso-itu-t
      remote-operations(4) informationObjects(5) version1(0)}
  CallIdentifier
    FROM H323-MESSAGES -- see H.225.0
      
  MixedExtension, undefined
    FROM Call-Hold-Operations {itu-t recommendation h 450 4 version1(0)
      call-hold-operations(0)}
  notAvailable, supplementaryServiceInteractionNotAllowed
    FROM H4501-General-Error-List {itu-t recommendation h 450 1 version1(0)
      general-error-list(1)}
  callWaiting
    FROM Call-Waiting-Operations {itu-t recommendation h 450 6 version1(0)
      call-waiting-operations(0)}
  cfbOverride, remoteUserAlerting
    FROM Call-Offer-Operations {itu-t recommendation h 450 10 version1(0)
      call-offer-operations(0)};

H323CallIntrusionOperations OPERATION ::=
  {callIntrusionRequest | callIntrusionGetCIPL | callIntrusionIsolate |
   callIntrusionForcedRelease | callIntrusionWOBRequest |
   callIntrusionSilentMonitor | callIntrusionNotification | cfbOverride |
   remoteUserAlerting | callWaiting}

-- callWaiting is only used for interaction with Call Transfer 
callIntrusionRequest OPERATION ::= {
  ARGUMENT  CIRequestArg
  RESULT    CIRequestRes
  ERRORS
    {notAvailable | notBusy | temporarilyUnavailable | notAuthorized |
      undefined | supplementaryServiceInteractionNotAllowed}
  CODE      local:43
}

callIntrusionGetCIPL OPERATION ::= {
  ARGUMENT         CIGetCIPLOptArg
  OPTIONAL         TRUE
  RESULT           CIGetCIPLRes
  ALWAYS RESPONDS  FALSE
  CODE             local:44
}

callIntrusionIsolate OPERATION ::= {
  ARGUMENT  CIIsOptArg
  OPTIONAL  TRUE
  RESULT    CIIsOptRes
  OPTIONAL  TRUE
  ERRORS
    {notAvailable | undefined | supplementaryServiceInteractionNotAllowed}
  CODE      local:45
}

callIntrusionForcedRelease OPERATION ::= {
  ARGUMENT  CIFrcRelArg
  OPTIONAL  TRUE
  RESULT    CIFrcRelOptRes
  OPTIONAL  TRUE
  ERRORS
    {notAvailable | notBusy | temporarilyUnavailable | notAuthorized |
      undefined | supplementaryServiceInteractionNotAllowed}
  CODE      local:46
}

callIntrusionWOBRequest OPERATION ::= {
  ARGUMENT  CIWobOptArg
  OPTIONAL  TRUE
  RESULT    CIWobOptRes
  OPTIONAL  TRUE
  ERRORS
    {notAvailable | undefined | supplementaryServiceInteractionNotAllowed}
  CODE      local:47
}

callIntrusionSilentMonitor OPERATION ::= {
  ARGUMENT  CISilentArg
  RESULT    CISilentOptRes
  OPTIONAL  TRUE
  ERRORS
    {notAvailable | notBusy | temporarilyUnavailable | notAuthorized |
      undefined | supplementaryServiceInteractionNotAllowed}
  CODE      local:116
}

callIntrusionNotification OPERATION ::= {
  ARGUMENT         CINotificationArg
  RETURN RESULT    FALSE
  ALWAYS RESPONDS  FALSE
  CODE             local:117
}

CIRequestArg ::= SEQUENCE {
  ciCapabilityLevel  CICapabilityLevel,
  argumentExtension  SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CIRequestRes ::= SEQUENCE {
  ciStatusInformation  CIStatusInformation,
  resultExtension      SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CIGetCIPLOptArg ::= SEQUENCE {
  argumentExtension  SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CIGetCIPLRes ::= SEQUENCE {
  ciProtectionLevel          CIProtectionLevel,
  silentMonitoringPermitted  NULL OPTIONAL,
  resultExtension            SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CIIsOptArg ::= SEQUENCE {
  argumentExtension  SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CIIsOptRes ::= SEQUENCE {
  resultExtension  SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CIFrcRelArg ::= SEQUENCE {
  ciCapabilityLevel  CICapabilityLevel,
  argumentExtension  SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CIFrcRelOptRes ::= SEQUENCE {
  resultExtension  SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CIWobOptArg ::= SEQUENCE {
  argumentExtension  SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CIWobOptRes ::= SEQUENCE {
  resultExtension  SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CISilentArg ::= SEQUENCE {
  ciCapabilityLevel  CICapabilityLevel,
  specificCall       CallIdentifier OPTIONAL,
  argumentExtension  SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CISilentOptRes ::= SEQUENCE {
  resultExtension  SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CINotificationArg ::= SEQUENCE {
  ciStatusInformation  CIStatusInformation,
  argumentExtension    SEQUENCE SIZE (0..255) OF MixedExtension OPTIONAL,
  ...
}

CICapabilityLevel ::= INTEGER {
  intrusionLowCap(1), intrusionMediumCap(2), intrusionHighCap(3)}(1..3)

CIProtectionLevel ::= INTEGER {
  lowProtection(0), mediumProtection(1), highProtection(2), fullProtection(3)
}(0..3)

CIStatusInformation ::= CHOICE {
  callIntrusionImpending  NULL,
  callIntruded            NULL,
  callIsolated            NULL,
  callForceReleased       NULL,
  callIntrusionComplete   NULL,
  callIntrusionEnd        NULL,
  ...
}

notBusy ERROR ::= {CODE  local:1009
} -- used when the called user is not busy

temporarilyUnavailable ERROR ::= {CODE  local:1000
} -- used when conditions for invocation of SS-CI

-- are momentarily not met
notAuthorized ERROR ::= {CODE  local:1007
} -- used when a SS-CI request is rejected

-- because of insufficient CICL or if silent
-- monitoring is not permitted
END -- of Call-Intrusion-Operations