📄 q931asn1.asn
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Q931-PRIVATE-ASN DEFINITIONS AUTOMATIC TAGS ::=
BEGIN
IMPORTS
TransportAddress,
EndpointType,
GatekeeperIdentifier,
VendorIdentifier,
TimeToLive,
AliasAddress,
NonStandardParameter,
CallReferenceValue,
ConferenceIdentifier,
CallIdentifier,
H323-UserInformation,
RequestSeqNum,
EndpointIdentifier,
H323-UU-PDU,
ReleaseCompleteReason,
AlternateTransportAddresses,
UseSpecifiedTransport,
BandWidth
FROM H323-MESSAGES
ClearToken,
NonStandardParameterH235
FROM H235-SECURITY-MESSAGES;
Q931Message ::= [PRIVATE 1] SEQUENCE
{
protocolDiscriminator INTEGER (0..255),
callReferenceValue CHOICE
{
dummy [0] NULL,
oneByte [1] INTEGER (0..255),
twoBytes [2] INTEGER (0..65535),
},
message CHOICE
{
setup SetupMessage,
callProceeding CallProceedingMessage,
connect ConnectMessage,
alerting AlertingMessage,
releaseComplete ReleaseCompleteMessage,
status StatusMessage,
facility FacilityMessage,
statusEnquiry StatusEnquiryMessage,
progress ProgressMessage,
setupAck SetupAcknowledge,
information InformationMessage,
notify NotifyMessage,
userInformation UserInformation,
...
}
}
-- Q.931 messages
-----------------
AlertingMessage ::= [1] SET
{
bearerCapability BearerCapability OPTIONAL,
facility Facility OPTIONAL,
progressIndicator ProgressIndicator OPTIONAL,
progressIndicator31 ProgressIndicator31 OPTIONAL,
notificationIndicator NotificationIndicator OPTIONAL,
display Display OPTIONAL,
signal Signal OPTIONAL,
userUser UserUser,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
CallProceedingMessage ::= [2] SET
{
bearerCapability BearerCapability OPTIONAL,
facility Facility OPTIONAL,
progressIndicator ProgressIndicator OPTIONAL,
progressIndicator31 ProgressIndicator31 OPTIONAL,
notificationIndicator NotificationIndicator OPTIONAL,
display Display OPTIONAL,
userUser UserUser,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
ConnectMessage ::= [7] SET
{
bearerCapability BearerCapability OPTIONAL,
facility Facility OPTIONAL,
progressIndicator ProgressIndicator OPTIONAL,
progressIndicator31 ProgressIndicator31 OPTIONAL,
notificationIndicator NotificationIndicator OPTIONAL,
display Display OPTIONAL,
dateTime DateTime OPTIONAL,
connectedNumber ConnectedNumber OPTIONAL,
connectedSubaddress ConnectedSubaddress OPTIONAL,
userUser UserUser,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
InformationMessage ::= [123] SET
{
sendingComplete SendingComplete OPTIONAL,
display Display OPTIONAL,
keypadFacility KeypadFacility OPTIONAL,
signal Signal OPTIONAL,
calledPartyNumber CalledPartyNumber OPTIONAL,
userUser UserUser,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
NotifyMessage ::= [110] SET
{
bearerCapability BearerCapability OPTIONAL,
notificationIndicator NotificationIndicator,
display Display OPTIONAL,
userUser UserUser OPTIONAL,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
UserInformation ::= [32] SET
{
moreData MoreData OPTIONAL,
userUser UserUser,
...
}
ProgressMessage ::= [3] SET
{
bearerCapability BearerCapability OPTIONAL,
cause Cause OPTIONAL,
facility Facility OPTIONAL,
progressIndicator ProgressIndicator OPTIONAL,
progressIndicator31 ProgressIndicator31 OPTIONAL,
notificationIndicator NotificationIndicator OPTIONAL,
display Display OPTIONAL,
userUser UserUser,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
ReleaseCompleteMessage ::= [90] SET
{
cause Cause OPTIONAL,
facility Facility OPTIONAL,
notificationIndicator NotificationIndicator OPTIONAL,
display Display OPTIONAL,
signal Signal OPTIONAL,
userUser UserUser,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
SetupMessage ::= [5] SET
{
sendingComplete SendingComplete OPTIONAL,
bearerCapability BearerCapability,
facility Facility OPTIONAL,
progressIndicator ProgressIndicator OPTIONAL,
progressIndicator31 ProgressIndicator31 OPTIONAL,
notificationIndicator NotificationIndicator OPTIONAL,
display Display OPTIONAL,
keypadFacility KeypadFacility OPTIONAL,
signal Signal OPTIONAL,
callingPartyNumber CallingPartyNumber OPTIONAL,
callingPartySubaddress CallingPartySubaddress OPTIONAL,
calledPartyNumber CalledPartyNumber OPTIONAL,
calledPartySubaddress CalledPartySubaddress OPTIONAL,
redirectingNumber RedirectingNumber OPTIONAL,
userUser UserUser,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
SetupAcknowledge ::= [13] SET
{
display Display OPTIONAL,
signal Signal OPTIONAL,
progressIndicator ProgressIndicator OPTIONAL,
progressIndicator31 ProgressIndicator31 OPTIONAL,
userUser UserUser OPTIONAL,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
StatusMessage ::= [125] SET
{
cause Cause,
callState CallState,
display Display OPTIONAL,
userUser UserUser OPTIONAL,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
StatusEnquiryMessage ::= [117] SET
{
display Display OPTIONAL,
userUser UserUser OPTIONAL,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
FacilityMessage ::= [98] SET
{
facility Facility,
notificationIndicator NotificationIndicator OPTIONAL,
display Display OPTIONAL,
callingPartyNumber CallingPartyNumber OPTIONAL,
calledPartyNumber CalledPartyNumber OPTIONAL,
userUser UserUser,
-- escapeForExtension EscapeForExtension OPTIONAL,
...
}
-- Information elements
-----------------------
BearerCapability ::= [4] SEQUENCE
{
octet3 SEQUENCE
{
codingStandard INTEGER(0..3),
informationTransferCapability INTEGER(0..31),
...
},
octet4 SEQUENCE
{
transferMode INTEGER(0..3),
informationTransferRate INTEGER(0..31),
...,
rateMultiplier INTEGER(0..127) OPTIONAL,
},
octet5 SEQUENCE
{
layer1Ident INTEGER(0..3),
userInformationLayer1Protocol INTEGER(0..31),
...
} OPTIONAL
}
CallState ::= [20] SEQUENCE
{
codingStandard INTEGER(0..3),
callStateValue INTEGER(0..63),
}
CallingPartyNumber ::= [108] SEQUENCE
{
octet3 SEQUENCE
{
typeOfNumber INTEGER(0..7),
numberingPlanIdentification INTEGER(0..15),
...,
presentationIndicator INTEGER(0..3),
spare INTEGER(0..7),
screeningIndicator INTEGER(0..3)
},
numberDigits IA5String
}
CallingPartySubaddress ::= [109] SEQUENCE
{
octet3 SEQUENCE
{
typeOfSubaddress INTEGER(0..7),
oddEvenIndicator INTEGER(0..1),
...
},
subaddressInformation OCTET STRING
}
CalledPartyNumber ::= [112] SEQUENCE
{
octet3 SEQUENCE
{
typeOfNumber INTEGER(0..7),
numberingPlanIdentification INTEGER(0..15),
...
},
numberDigits IA5String
}
CalledPartySubaddress ::= [113] SEQUENCE
{
octet3 SEQUENCE
{
typeOfSubaddress INTEGER(0..7),
oddEvenIndicator INTEGER(0..1),
...
},
subaddressInformation OCTET STRING
}
RedirectingNumber ::= [116] SEQUENCE
{
octet3 SEQUENCE
{
typeOfNumber INTEGER(0..7),
numberingPlanIdentification INTEGER(0..15),
...,
presentationIndicator INTEGER(0..3),
spare1 INTEGER(0..7),
screeningIndicator INTEGER(0..3),
spare2 INTEGER(0..7),
reasonForRedirection INTEGER(0..15)
},
numberDigits IA5String
}
-- This field is taken from Q951
ConnectedNumber ::= [76] SEQUENCE
{
octet3 SEQUENCE
{
typeOfNumber INTEGER(0..7),
numberingPlanIdentification INTEGER(0..15),
...,
presentationIndicator INTEGER(0..3),
spare INTEGER(0..7),
screeningIndicator INTEGER(0..3)
},
numberDigits IA5String
}
-- This field is taken from Q951
ConnectedSubaddress ::= [77] SEQUENCE
{
octet3 SEQUENCE
{
typeOfSubaddress INTEGER(0..7),
oddEvenIndicator INTEGER(0..1),
...
},
subaddressInformation OCTET STRING
}
Cause ::= [8] SEQUENCE
{
octet3 SEQUENCE
{
codingStandard INTEGER(0..3),
spare INTEGER(0..1),
location INTEGER(0..15),
...,
recomendation INTEGER(0..127) OPTIONAL
},
octet4 SEQUENCE
{
causeValue INTEGER(0..127)
...,
},
}
DateTime ::= [41] SEQUENCE
{
year INTEGER(0..255),
month INTEGER(0..255),
day INTEGER(0..255),
hour INTEGER(0..255),
minute INTEGER(0..255),
second INTEGER(0..255)
}
Display ::= [40] IA5String
KeypadFacility ::= [44] IA5String
NotificationIndicator ::= [39] SEQUENCE
{
octet3 SEQUENCE
{
notificationDescription INTEGER(0..127),
...
}
}
ProgressIndicator ::= [30] SEQUENCE
{
octet3 SEQUENCE
{
codingStandard INTEGER(0..3),
spare INTEGER(0..1),
location INTEGER(0..15),
...
},
octet4 SEQUENCE
{
progressDescription INTEGER(0..127),
...
}
}
ProgressIndicator31 ::= [31] SEQUENCE
{
octet3 SEQUENCE
{
codingStandard INTEGER(0..3),
spare INTEGER(0..1),
location INTEGER(0..15),
...
},
octet4 SEQUENCE
{
progressDescription INTEGER(0..127),
...
}
}
SendingComplete ::= [161] NULL
MoreData ::= [160] NULL
Signal ::= [52] SEQUENCE
{
signalValue INTEGER(0..255)
}
Facility ::= [28] OCTET STRING
--EscapeForExtension ::= [127] SEQUENCE
--{
-- octet3 SEQUENCE
-- {
-- informationElementIdentifier INTEGER(0..127),
-- ...
-- },
-- contents OCTET STRING
--}
-- This information element holds H225 part of the message inside it.
-- The h323-UserInformation field inside it is encoded with PER.
UserUser ::= [APPLICATION 126] SEQUENCE
{
protocolDiscriminator INTEGER(0..255),
h323-UserInformation H323-UserInformation
}
END
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