Huge thanks to our Platinum Members Endace and LiveAction,
and our Silver Member Veeam, for supporting the Wireshark Foundation and project.

Display Filter Reference: Link Layer Topology Discovery

Protocol field name: lltd

Versions: 2.0.0 to 4.2.4

Back to Display Filter Reference

Field name Description Type Versions
lltd.80211_physical_medium802.11 Physical MediumUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.address_path_to_rootAddress Path to RootEthernet or other MAC address2.0.0 to 4.2.4
lltd.bssidBSSIDEthernet or other MAC address2.0.0 to 4.2.4
lltd.characteristic.duplexDuplexBoolean2.0.0 to 4.2.4
lltd.characteristic.loopLooping Outbound PacketsBoolean2.0.0 to 4.2.4
lltd.characteristic.private_natPrivate NATBoolean2.0.0 to 4.2.4
lltd.characteristic.public_natPublic NATBoolean2.0.0 to 4.2.4
lltd.characteristic.reservedReservedUnsigned integer (32 bits)2.0.0 to 4.2.4
lltd.characteristic.reserved.not_zeroNon zero reserve bitsLabel2.0.0 to 4.2.4
lltd.characteristic.web_pageManagement Web PageBoolean2.0.0 to 4.2.4
lltd.device_uuidDevice UUIDGlobally Unique Identifier2.0.0 to 4.2.4
lltd.discover.gen_numGeneration NumberUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.discover.num_stationsNumber of StationsUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.discover.stationStationEthernet or other MAC address2.0.0 to 4.2.4
lltd.discoveryDiscovery functionUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.discovery.invalidInvalid function 0x%02xLabel2.0.0 to 4.2.4
lltd.discovery.real_dest_addrReal Destination AddressEthernet or other MAC address2.0.0 to 4.2.4
lltd.discovery.real_src_addrReal Source AddressEthernet or other MAC address2.0.0 to 4.2.4
lltd.discovery.seq_numSequence NumberUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.discovery.xidXIDUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.emit.dest_addrDestination AddressEthernet or other MAC address2.0.0 to 4.2.4
lltd.emit.num_descsNumber of EmiteeDescsUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.emit.pausePause (ms)Unsigned integer (8 bits)2.0.0 to 4.2.4
lltd.emit.src_addrSource AddressEthernet or other MAC address2.0.0 to 4.2.4
lltd.emit.typeTypeUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.flat.crc_bytesCurrent Transmit Credit (bytes)Unsigned integer (32 bits)2.0.0 to 4.2.4
lltd.flat.crc_packetsCurrent Transmit Credit (packets)Unsigned integer (8 bits)2.0.0 to 4.2.4
lltd.hello.apparent_addressCurrent Apparent AddressEthernet or other MAC address2.0.0 to 4.2.4
lltd.hello.current_addressCurrent Mapper AddressEthernet or other MAC address2.0.0 to 4.2.4
lltd.hello.gen_numGeneration NumberUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.host_idHost IDEthernet or other MAC address2.0.0 to 4.2.4
lltd.ipv4_addressIPv4 AddressIPv4 address2.0.0 to 4.2.4
lltd.ipv6_addressIPv6 AddressIPv6 address2.0.0 to 4.2.4
lltd.machine_nameMachine NameCharacter string2.0.0 to 4.2.4
lltd.max_operation_rateMaximum Operational Rate (.5 Mbps)Unsigned integer (16 bits)2.0.0 to 4.2.4
lltd.performance_count_freqPerformance Counter FrequencyUnsigned integer (64 bits)2.0.0 to 4.2.4
lltd.physical_mediumPhysical MediumUnsigned integer (32 bits)2.0.0 to 4.2.4
lltd.qos.real_dest_addrReal Destination AddressEthernet or other MAC address2.0.0 to 4.2.4
lltd.qos.real_src_addrReal Source AddressEthernet or other MAC address2.0.0 to 4.2.4
lltd.qos.seq_numSequence NumberUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.qos.seq_num.cannot_be_zeroSequence number can not be 0Label2.0.0 to 4.2.4
lltd.qos_characteristic.layer2_forwardingLayer 2 ForwardingBoolean2.0.0 to 4.2.4
lltd.qos_characteristic.reservedReservedUnsigned integer (32 bits)2.0.0 to 4.2.4
lltd.qos_characteristic.tagging802.1q Priority TaggingBoolean2.0.0 to 4.2.4
lltd.qos_characteristic.vlan802.1q VLANBoolean2.0.0 to 4.2.4
lltd.qos_count_snapshot.historyHistory SizeUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_counter_result.byte_scaleByte Scale (kb)Unsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_counter_result.history_sizeHistory SizeUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_counter_result.packet_scalePacket ScaleUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_counter_result.subsec_spanSubsecond Span (1/256th sec)Unsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_diagQoS Diagnostics functionUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_diag.invalidInvalid function 0x%02xLabel2.0.0 to 4.2.4
lltd.qos_errorError CodeUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.qos_initialize.interrupt_modInterrupt ModUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_probe.controller_transmit_timestampController Transmit TimestampUnsigned integer (64 bits)2.0.0 to 4.2.4
lltd.qos_probe.packet_idPacket IDUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_probe.payloadPayloadByte sequence2.0.0 to 4.2.4
lltd.qos_probe.sink_receive_timestampSink Receive TimestampUnsigned integer (64 bits)2.0.0 to 4.2.4
lltd.qos_probe.sink_transmit_timestampSink Transmit TimestampUnsigned integer (64 bits)2.0.0 to 4.2.4
lltd.qos_probe.tag802.1p TagBoolean2.0.0 to 4.2.4
lltd.qos_probe.test_typeTest TypeUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_probe.value802.1p ValueUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_query_resp.controller_timestampController Transmit TimestampUnsigned integer (64 bits)2.0.0 to 4.2.4
lltd.qos_query_resp.memoryNo memory leftBoolean2.0.0 to 4.2.4
lltd.qos_query_resp.num_eventsNumber of EventsUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.qos_query_resp.packet_idPacket IDUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_query_resp.receiptReceiptBoolean2.0.0 to 4.2.4
lltd.qos_query_resp.reservedReservedUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.qos_query_resp.sink_timestampSink Receive TimestampUnsigned integer (64 bits)2.0.0 to 4.2.4
lltd.qos_ready.performance_count_freqPerformance Counter FrequencyUnsigned integer (64 bits)2.0.0 to 4.2.4
lltd.qos_snapshot.bytes_recvBytes ReceivedUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.qos_snapshot.bytes_sentBytes SentUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.qos_snapshot.packets_recvPackets ReceivedUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.qos_snapshot.packets_sentPackets SentUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.query_large_tlv.offsetOffsetUnsigned integer (24 bits)2.0.0 to 4.2.4
lltd.query_large_tlv.typeTypeUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.querylargeresp.dataDataByte sequence2.0.0 to 4.2.4
lltd.querylargeresp.memoryNo memory leftBoolean2.0.0 to 4.2.4
lltd.querylargeresp.moreMore RecveeDescsBoolean2.0.0 to 4.2.4
lltd.querylargeresp.num_descsNumber of RecveeDescsUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.queryresp.ethernet_dest_addrEthernet Destination AddressEthernet or other MAC address2.0.0 to 4.2.4
lltd.queryresp.ethernet_src_addrEthernet Source AddressEthernet or other MAC address2.0.0 to 4.2.4
lltd.queryresp.memoryNo memory leftBoolean2.0.0 to 4.2.4
lltd.queryresp.moreMore RecveeDescsBoolean2.0.0 to 4.2.4
lltd.queryresp.num_descsNumber of RecveeDescsUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.queryresp.real_src_addrReal Source AddressEthernet or other MAC address2.0.0 to 4.2.4
lltd.queryresp.typeTypeUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.reservedReservedUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.rssiRSSISigned integer (32 bits)2.0.0 to 4.2.4
lltd.sees_list_working_setSees-List Working SetUnsigned integer (16 bits)2.0.0 to 4.2.4
lltd.ssidSSIDCharacter string2.0.0 to 4.2.4
lltd.support_infoSupport InformationCharacter string2.0.0 to 4.2.4
lltd.tlv.lengthLengthUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.tlv.length.invalidInvalid lengthLabel2.0.0 to 4.2.4
lltd.tlv.typeTypeUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.tlv.type.invalidInvalid TLV Type 0x%02xLabel2.0.0 to 4.2.4
lltd.too_many_pathsToo many paths to rootLabel2.0.0 to 4.2.4
lltd.tosType of ServiceUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.tos.invalidInvalid Type of Service value 0x%02xLabel2.0.0 to 4.2.4
lltd.versionVersionUnsigned integer (8 bits)2.0.0 to 4.2.4
lltd.wireless_modeWireless ModeUnsigned integer (8 bits)2.0.0 to 4.2.4