Packet #421965

Database ID:	421965
Mesh Packet ID:	`0x55d0841e` Utilizado para correlação entre gateways
Tempo:	2025-10-18 23:51:52 UTC
Do Node:	DERRY-8 (DERY)
Para o Node:	Vw_Movel_868 (VwiD)
Successo:	Processado
Protocolo:	TRACEROUTE_APP Port: 70

Gateway:	☣️JHR#1-CL-8 (JHR1)
Canal:	LongFast
RSSI:	-123 dBm
SNR:	-12.0 dBm
Info Hop:	3/4 hops Início: 4, Limite: 1

Caminho da Rota:	Beefer-8 (BEEF) → Delta1#001-RL-8🇵🇹 (RL01) → Amadora_CL_868🇵🇹 (Casa)
Quantidade de Hops:	2 hops
Estado:	Incomplete - Final destination not reached
SNR para:	6.75 dB -10.25 dB -18.0 dB

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	DERRY-8 (DERY)	Beefer-8 (BEEF)	Unknown	6.75 dB	Origem	Hops
2	Beefer-8 (BEEF)	Delta1#001-RL-8🇵🇹 (RL01)	Unknown	-10.25 dB	Reptido	Hops
3	Delta1#001-RL-8🇵🇹 (RL01)	Amadora_CL_868🇵🇹 (Casa)	Unknown	-18.0 dB	Reptido	Hops
Traceroute incompleto - Não alcançou o destino final

Raw Packet Analysis

Complete field breakdown and MQTT privacy/exposure analysis

Packet Structure

MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)

Total Size:	37 bytes
Gateway:	!b03de76c
Channel:	LongFast
Payload Type:	TRACEROUTE_APP
Hop Count:	3 / 4

Privacy Summary

Exposure Level:
Direct Message

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 2 more...

Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 2 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!b03de76c` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (37 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`3405691582` Source node ID	uint32
`to`	`2661162472` Target node ID	uint32
`decoded.portnum`	`70` TRACEROUTE_APP	enum
`decoded.payload_length`	`37` bytes	size
`hop_limit`	`1` Remaining hops allowed	uint32
`hop_start`	`4` Initial hop limit	uint32
`hops_taken`	`3` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-123.0` dBm Signal strength at gateway	int32
`rx_snr`	`-12.00` dB Signal quality at gateway	float
`rx_time`	`1760827911` Receive timestamp	fixed32
`via_mqtt`	False Direct LoRa transmission	bool
`want_ack`	True Acknowledgment requested	bool
`priority`	Not set	enum
`delayed`	Not set	enum
`channel`	Not set	uint32
`pki_encrypted`	False Standard encryption	bool
`next_hop`	`232` Next hop node ID	uint32
`relay_node`	`80` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1760827912.9682434` Unix timestamp	uint32

MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message

Privacy Features:

✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
✓ Targeted to specific node
✓ Gateway node ID tracked

Exposure Risks:

⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (3 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Want ack:	`True`
Gateway ID:	`!b03de76c`
Signal Metrics:	RSSI: -123.0 dBm SNR: -12.00 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TRACEROUTE_APP
Size:	37 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "route_nodes": [ 3735928559, 3224916041, 2661454672 ], "snr_towards": [ 6.75, -10.25, -18.0 ], "route_back": [], "snr_back": [], "route_node_names": { "2661162472": "Vw_Movel_868 (VwiD)", "3224916041": "Delta1#001-RL-8🇵🇹 (RL01)", "3735928559": "Beefer-8 (BEEF)", "2661454672": "Amadora_CL_868🇵🇹 (Casa)", "3405691582": "DERRY-8 (DERY)" }, "traceroute_packet": { "packet_data": { "id": 421965, "timestamp": 1760827912.9682434, "from_node_id": 3405691582, "to_node_id": 2661162472, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!b03de76c", "channel_id": "LongFast", "mesh_packet_id": 1439728670, "rssi": -123, "snr": -12.0, "hop_limit": 1, "hop_start": 4, "payload_length": 37, "processed_successfully": 1, "raw_payload": "0a0cefbeadde495038c05093a29e12151bd7ffffffffffffffff01b8ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1760827911, "pki_encrypted": 0, "next_hop": 232, "relay_node": 80, "tx_after": 0, "timestamp_str": "2025-10-18 23:51:52", "hop_count": 3, "has_payload": true, "success": 1, "from_node_name": "DERRY-8 (DERY)", "to_node_name": "Vw_Movel_868 (VwiD)", "gateway_name": "☣️JHR#1-CL-8 (JHR1)", "gateway_location": { "node_id": 2956846956, "latitude": 38.7538944, "longitude": -9.2561408, "altitude": 128, "timestamp": 1761186774.044749, "timestamp_str": "2025-10-23 03:32:54", "display_name": "☣️JHR#1-CL-8", "long_name": "☣️JHR#1-CL-8", "short_name": "JHR1", "hw_model": "HELTEC_V3" } }, "resolve_names": true, "packet_id": 421965, "from_node_id": 3405691582, "to_node_id": 2661162472, "timestamp": 1760827912.9682434, "gateway_id": "!b03de76c", "raw_payload": "0a0cefbeadde495038c05093a29e12151bd7ffffffffffffffff01b8ffffffffffffffff01", "hop_limit": 1, "hop_start": 4, "from_node_name": "DERRY-8 (DERY)", "to_node_name": "!9e9e1de8", "route_data": { "route_nodes": [ 3735928559, 3224916041, 2661454672 ], "snr_towards": [ 6.75, -10.25, -18.0 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 3405691582, 3735928559, 3224916041, 2661454672 ], "node_names": [ "DERRY-8 (DERY)", "Beefer-8 (BEEF)", "Delta1#001-RL-8🇵🇹 (RL01)", "Amadora_CL_868🇵🇹 (Casa)" ], "snr_values": [ 6.75, -10.25, -18.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3405691582, "to_node_id": 3735928559, "from_node_name": "DERRY-8 (DERY)", "to_node_name": "Beefer-8 (BEEF)", "snr": 6.75, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 3735928559, "to_node_id": 3224916041, "from_node_name": "Beefer-8 (BEEF)", "to_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "snr": -10.25, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 3, "from_node_id": 3224916041, "to_node_id": 2661454672, "from_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "to_node_name": "Amadora_CL_868🇵🇹 (Casa)", "snr": -18.0, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "is_complete": false, "total_hops": 3 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 3405691582, 3735928559, 3224916041, 2661454672 ], "node_names": [ "DERRY-8 (DERY)", "Beefer-8 (BEEF)", "Delta1#001-RL-8🇵🇹 (RL01)", "Amadora_CL_868🇵🇹 (Casa)" ], "snr_values": [ 6.75, -10.25, -18.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3405691582, "to_node_id": 3735928559, "from_node_name": "DERRY-8 (DERY)", "to_node_name": "Beefer-8 (BEEF)", "snr": 6.75, "direction": "forward_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 3735928559, "to_node_id": 3224916041, "from_node_name": "Beefer-8 (BEEF)", "to_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "snr": -10.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 3, "from_node_id": 3224916041, "to_node_id": 2661454672, "from_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "to_node_name": "Amadora_CL_868🇵🇹 (Casa)", "snr": -18.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "is_complete": false, "total_hops": 3 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "DERRY-8 (DERY) → Beefer-8 (BEEF) → Delta1#001-RL-8🇵🇹 (RL01) → Amadora_CL_868🇵🇹 (Casa)", "return_path_display": null, "actual_rf_path_display": "DERRY-8 (DERY) → Beefer-8 (BEEF) → Delta1#001-RL-8🇵🇹 (RL01) → Amadora_CL_868🇵🇹 (Casa)", "forward_hops": [ { "hop_number": 1, "from_node_id": 3405691582, "to_node_id": 3735928559, "from_node_name": "DERRY-8 (DERY)", "to_node_name": "Beefer-8 (BEEF)", "snr": 6.75, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 3735928559, "to_node_id": 3224916041, "from_node_name": "Beefer-8 (BEEF)", "to_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "snr": -10.25, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 3, "from_node_id": 3224916041, "to_node_id": 2661454672, "from_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "to_node_name": "Amadora_CL_868🇵🇹 (Casa)", "snr": -18.0, "direction": "forward", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "return_hops": [], "total_forward_distance": 0, "total_return_distance": null }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!b03de76c", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3405691582, "to": 2661162472, "id": 1439728670, "rx_time": 1760827911, "rx_snr": -12.0, "rx_rssi": -123, "hop_limit": 1, "hop_start": 4, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 232, "relay_node": 80, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0cefbeadde495038c05093a29e12151bd7ffffffffffffffff01b8ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 3735928559, 3224916041, 2661454672 ], "snr_towards": [ 27, -41, -72 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }

Raw Packet Data (37 bytes)

0a0cefbeadde495038c05093a29e12151bd7ffffffffffffffff01b8ffffffffffffffff01

Hex Analysis:

Size:	37 bytes
Format:	Protobuf (Protocol Buffers)
Encoding:	Binary with varint and length-delimited fields

This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.

Pacote #421965 Successo

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