188     fields_desc=[ ByteField("length", 0x40),  variable in GTP_UDPPort_ExtensionHeader
193     fields_desc=[ ByteField("length", 0x01),  variable in GTP_PDCP_PDU_ExtensionHeader
201     fields_desc=[ BitField("version", 1, 3),  variable in GTPHeader
277     fields_desc = [ByteEnumField("ietype", 1, IEType),  variable in IE_Cause
283     fields_desc = [ByteEnumField("ietype", 2, IEType),  variable in IE_IMSI
289     fields_desc = [ ByteEnumField("ietype", 3, IEType),  variable in IE_Routing
300     fields_desc = [ByteEnumField("ietype", 8, IEType),  variable in IE_ReorderingRequired
306     fields_desc = [ ByteEnumField("ietype", 14, IEType),  variable in IE_Recovery
313     fields_desc = [ ByteEnumField("ietype", 15, IEType),  variable in IE_SelectionMode
320     fields_desc = [ ByteEnumField("ietype", 16, IEType),  variable in IE_TEIDI
326     fields_desc = [ ByteEnumField("ietype", 17, IEType),  variable in IE_TEICP
332     fields_desc = [ ByteEnumField("ietype", 19, IEType),  variable in IE_Teardown
339     fields_desc = [ ByteEnumField("ietype", 20, IEType),  variable in IE_NSAPI
347     fields_desc = [ ByteEnumField("ietype", 26, IEType),  variable in IE_ChargingCharacteristics
365     fields_desc = [ ByteEnumField("ietype", 27, IEType),  variable in IE_TraceReference
372     fields_desc = [ ByteEnumField("ietype", 28, IEType),  variable in IE_TraceType
378     fields_desc = [ByteEnumField("ietype", 127, IEType),  variable in IE_ChargingId
385     fields_desc = [ ByteEnumField("ietype", 128, IEType),  variable in IE_EndUserAddress
425     fields_desc = [ ByteEnumField("ietype", 131, IEType),  variable in IE_AccessPointName
438     fields_desc = [ ByteEnumField("ietype", 132, IEType),  variable in IE_ProtocolConfigurationOptions
446     fields_desc = [ ByteEnumField("ietype", 133, IEType),  variable in IE_GSNAddress
453     fields_desc = [ ByteEnumField("ietype", 134, IEType),  variable in IE_MSInternationalNumber
461     fields_desc = [ByteField("qos_ei", 0),  variable in QoS_Profile
487     fields_desc = [ByteEnumField("ietype", 135, IEType),  variable in IE_QoS
572     fields_desc = [ByteEnumField("ietype", 148, IEType),  variable in IE_CommonFlags
586     fields_desc = [ByteEnumField("ietype", 149, IEType),  variable in IE_APNRestriction
593     fields_desc = [ByteEnumField("ietype", 151, IEType),  variable in IE_RATType
600     fields_desc = [ ByteEnumField("ietype", 152, IEType),  variable in IE_UserLocationInformation
613     fields_desc = [ByteEnumField("ietype", 153, IEType),  variable in IE_MSTimeZone
627     fields_desc = [ ByteEnumField("ietype", 154, IEType),  variable in IE_IMEI
634     fields_desc = [ByteEnumField("ietype", 181, IEType),  variable in IE_MSInfoChangeReportingAction
641     fields_desc = [ByteEnumField("ietype", 182, IEType),  variable in IE_DirectTunnelFlags
655     fields_desc = [ByteEnumField("ietype", 184, IEType),  variable in IE_BearerControlMode
662     fields_desc = [ByteEnumField("ietype", 191, IEType),  variable in IE_EvolvedAllocationRetentionPriority
673     fields_desc = [ByteEnumField("ietype", 251, IEType),  variable in IE_CharginGatewayAddress
684     fields_desc = [ByteEnumField("ietype", 255, IEType),  variable in IE_PrivateExtension
692     fields_desc = [ByteEnumField("ietype", 141, IEType),  variable in IE_ExtensionHeaderList
698     fields_desc = [ ByteEnumField("ietype", 0, IEType),  variable in IE_NotImplementedTLV
756     fields_desc = [ PacketListField("IE_list", [], IE_Dispatcher) ]  variable in GTPEchoResponse
768     fields_desc = [ PacketListField("IE_list", [ IE_TEIDI(), IE_NSAPI(), IE_GSNAddress(),  variable in GTPCreatePDPContextRequest
778     fields_desc = [ PacketListField("IE_list", [], IE_Dispatcher) ]  variable in GTPCreatePDPContextResponse
790     fields_desc = [PacketListField("IE_list", [  variable in GTPUpdatePDPContextRequest
819     fields_desc = [PacketListField("IE_list", None, IE_Dispatcher)]  variable in GTPUpdatePDPContextResponse
828     fields_desc = [ PacketListField("IE_list", [], IE_Dispatcher) ]  variable in GTPErrorIndication
833     fields_desc = [ PacketListField("IE_list", [], IE_Dispatcher) ]  variable in GTPDeletePDPContextRequest
838     fields_desc = [ PacketListField("IE_list", [], IE_Dispatcher) ]  variable in GTPDeletePDPContextResponse
843     fields_desc = [ PacketListField("IE_list", [ IE_IMSI(),  variable in GTPPDUNotificationRequest
852     fields_desc = [ PacketListField("IE_list", [ IE_ExtensionHeaderList(),  variable in GTPSupportedExtensionHeadersNotification
857     fields_desc = [ PacketListField("IE_list", [], IE_Dispatcher) ]  variable in GTPErrorIndication
862     fields_desc = [ ByteEnumField("IE_Cause", "Cause", IEType),  variable in GTPmorethan1500