Wireshark · Display Filter Reference: MTP 3 User Adaptation Layer

Field name	Description	Type	Versions
m3ua.affected_point_code_mask	Mask	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.affected_point_code_pc	Affected point code	Unsigned integer (24 bits)	1.0.0 to 4.4.2
m3ua.asp_identifier	ASP identifier	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.cic_range_lower	Lower CIC value	Unsigned integer (16 bits)	1.0.0 to 4.4.2
m3ua.cic_range_mask	Mask	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.cic_range_pc	Originating point code	Unsigned integer (24 bits)	1.0.0 to 4.4.2
m3ua.cic_range_upper	Upper CIC value	Unsigned integer (16 bits)	1.0.0 to 4.4.2
m3ua.concerned_dpc	Concerned DPC	Unsigned integer (24 bits)	1.0.0 to 4.4.2
m3ua.concerned_reserved	Reserved	Byte sequence	1.0.0 to 4.4.2
m3ua.congestion_level	Congestion level	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.congestion_reserved	Reserved	Byte sequence	1.0.0 to 4.4.2
m3ua.correlation_identifier	Correlation Identifier	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.deregistration_result_routing_context	Routing context	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.deregistration_results_status	De-Registration status	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.deregistration_status	Deregistration status	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.diagnostic_information	Diagnostic information	Byte sequence	1.0.0 to 4.4.2
m3ua.dpc_mask	Mask	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.dpc_pc	Destination point code	Unsigned integer (24 bits)	1.0.0 to 4.4.2
m3ua.error_code	Error code	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.heartbeat_data	Heartbeat data	Byte sequence	1.0.0 to 4.4.2
m3ua.heuristic_standard	Heuristic standard	Unsigned integer (32 bits)	2.0.0 to 4.4.2
m3ua.info_string	Info string	Character string	1.0.0 to 4.4.2
m3ua.local_rk_identifier	Local routing key identifier	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.message_class	Message class	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.message_length	Message length	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.message_type	Message Type	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.network_appearance	Network appearance	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.opc_list_mask	Mask	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.opc_list_pc	Originating point code	Unsigned integer (24 bits)	1.0.0 to 4.4.2
m3ua.parameter_length	Parameter length	Unsigned integer (16 bits)	1.0.0 to 4.4.2
m3ua.parameter_padding	Padding	Byte sequence	1.0.0 to 4.4.2
m3ua.parameter_tag	Parameter Tag	Unsigned integer (16 bits)	1.0.0 to 4.4.2
m3ua.parameter_value	Parameter value	Byte sequence	1.0.0 to 4.4.2
m3ua.paramter_trailer	Trailer	Byte sequence	1.0.0 to 1.8.15
m3ua.protocol_data_2_li	Length indicator	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.protocol_data_dpc	DPC	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.protocol_data_mp	MP	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.protocol_data_ni	NI	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.protocol_data_opc	OPC	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.protocol_data_si	SI	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.protocol_data_sls	SLS	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.reason	Reason	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.registration_result_identifier	Local RK-identifier value	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.registration_result_routing_context	Routing context	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.registration_results_status	Registration status	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.registration_status	Registration status	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.reserved	Reserved	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.routing_context	Routing context	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.si	Service indicator	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.ssn	Subsystem number	Unsigned integer (8 bits)	1.0.0 to 4.4.2
m3ua.status_info	Status info	Unsigned integer (16 bits)	1.0.0 to 4.4.2
m3ua.status_type	Status type	Unsigned integer (16 bits)	1.0.0 to 4.4.2
m3ua.traffic_mode_type	Traffic mode Type	Unsigned integer (32 bits)	1.0.0 to 4.4.2
m3ua.unavailability_cause	Unavailability cause	Unsigned integer (16 bits)	1.0.0 to 4.4.2
m3ua.user_identity	User Identity	Unsigned integer (16 bits)	1.0.0 to 4.4.2
m3ua.version	Version	Unsigned integer (8 bits)	1.0.0 to 4.4.2
mtp3.dpc	DPC	Unsigned integer (32 bits)	1.0.0 to 4.4.2
mtp3.ni	NI	Unsigned integer (8 bits)	1.0.0 to 4.4.2
mtp3.opc	OPC	Unsigned integer (32 bits)	1.0.0 to 4.4.2
mtp3.pc	PC	Unsigned integer (32 bits)	1.0.0 to 4.4.2
mtp3.sls	SLS	Unsigned integer (8 bits)	1.4.0 to 4.4.2