Packet #505847

Database ID:	505847
Mesh Packet ID:	`0x077601d2` Utilizado para correlação entre gateways
Tempo:	2025-10-23 14:50:06 UTC
Do Node:	CT7BPR4-CL-8🇵🇹 (BPR4)
Para o Node:	CS7ATL-TIRES-GT-8 🇵🇹 (GT01)
Successo:	Processado
Protocolo:	TRACEROUTE_APP Port: 70

Gateway:	CT7BPR-CL-8🇵🇹 (BPR3)
Canal:	LongFast
RSSI:	-11 dBm
SNR:	6.5 dBm
Info Hop:	0/4 hops Início: 4, Limite: 4

Caminho da Rota:	R028-R-868 (R28) → !9ee778c8 → CT7BPR-CL-8🇵🇹 (BPR3)
Quantidade de Hops:	2 hops
Estado:	Complete
SNR para:	-17.5 dB -15.25 dB 0.0 dB 6.0 dB

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	CT7BPR4-CL-8🇵🇹 (BPR4)	R028-R-868 (R28)	213.04 km	-17.5 dB	Origem	Hops
2	R028-R-868 (R28)	!9ee778c8	Unknown	-15.25 dB	Reptido	Hops
3	!9ee778c8	CT7BPR-CL-8🇵🇹 (BPR3)	Unknown	0.0 dB	Destino	Hops

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:	38 bytes
Gateway:	!433eb56c
Channel:	LongFast
Payload Type:	TRACEROUTE_APP
Hop Count:	Unknown / 4

Privacy Summary

Exposure Level:
Direct Message

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 3 more...

Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 1 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!433eb56c` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (38 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1128065188` Source node ID	uint32
`to`	`2120513204` Target node ID	uint32
`decoded.portnum`	`70` TRACEROUTE_APP	enum
`decoded.payload_length`	`38` bytes	size
`hop_limit`	`4` Remaining hops allowed	uint32
`hop_start`	`4` Initial hop limit	uint32
`hops_taken`	`0` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-11.0` dBm Signal strength at gateway	int32
`rx_snr`	`6.50` dB Signal quality at gateway	float
`rx_time`	`1761227405` 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`	Not set	uint32
`relay_node`	`164` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1761227406.855172` 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
✓ Zero-hop: direct from source to MQTT gateway

Exposure Risks:

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

MQTT-Specific Fields

Want ack:	`True`
Gateway ID:	`!433eb56c`
Zero Hop Policy:	Enabled Direct gateway connection
Signal Metrics:	RSSI: -11.0 dBm SNR: 6.50 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TRACEROUTE_APP
Size:	38 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "route_nodes": [ 3449237639, 2665969864, 1128183148 ], "snr_towards": [ -17.5, -15.25, 0.0, 6.0 ], "route_back": [], "snr_back": [], "route_node_names": { "1128065188": "CT7BPR4-CL-8🇵🇹 (BPR4)", "3449237639": "R028-R-868 (R28)", "2665969864": "!9ee778c8", "1128183148": "CT7BPR-CL-8🇵🇹 (BPR3)", "2120513204": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)" }, "traceroute_packet": { "packet_data": { "id": 505847, "timestamp": 1761227406.855172, "from_node_id": 1128065188, "to_node_id": 2120513204, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!433eb56c", "channel_id": "LongFast", "mesh_packet_id": 125174226, "rssi": -11, "snr": 6.5, "hop_limit": 4, "hop_start": 4, "payload_length": 38, "processed_successfully": 1, "raw_payload": "0a0c873097cdc878e79e6cb53e431216baffffffffffffffff01c3ffffffffffffffff010018", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1761227405, "pki_encrypted": 0, "next_hop": 0, "relay_node": 164, "tx_after": 0, "timestamp_str": "2025-10-23 14:50:06", "hop_count": 0, "has_payload": true, "success": 1, "from_node_name": "CT7BPR4-CL-8🇵🇹 (BPR4)", "to_node_name": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "gateway_name": "CT7BPR-CL-8🇵🇹 (BPR3)", "gateway_location": { "node_id": 1128183148, "latitude": 37.0802688, "longitude": -8.2968576, "altitude": null, "timestamp": 1761281625.5271006, "timestamp_str": "2025-10-24 05:53:45", "display_name": "CT7BPR-CL-8🇵🇹", "long_name": "CT7BPR-CL-8🇵🇹", "short_name": "BPR3", "hw_model": "HELTEC_V3" } }, "resolve_names": true, "packet_id": 505847, "from_node_id": 1128065188, "to_node_id": 2120513204, "timestamp": 1761227406.855172, "gateway_id": "!433eb56c", "raw_payload": "0a0c873097cdc878e79e6cb53e431216baffffffffffffffff01c3ffffffffffffffff010018", "hop_limit": 4, "hop_start": 4, "from_node_name": "CT7BPR4-CL-8🇵🇹 (BPR4)", "to_node_name": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "route_data": { "route_nodes": [ 3449237639, 2665969864, 1128183148 ], "snr_towards": [ -17.5, -15.25, 0.0, 6.0 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 1128065188, 3449237639, 2665969864, 1128183148 ], "node_names": [ "CT7BPR4-CL-8🇵🇹 (BPR4)", "R028-R-868 (R28)", "!9ee778c8", "CT7BPR-CL-8🇵🇹 (BPR3)" ], "snr_values": [ -17.5, -15.25, 0.0, 6.0 ], "hops": [ { "hop_number": 1, "from_node_id": 1128065188, "to_node_id": 3449237639, "from_node_name": "CT7BPR4-CL-8🇵🇹 (BPR4)", "to_node_name": "R028-R-868 (R28)", "snr": -17.5, "direction": "forward", "is_target_hop": false, "distance_meters": 213043.56215322498, "from_location_timestamp": 1761220722.8441327, "to_location_timestamp": 1761223593.615062, "from_location_age_warning": "from 1.9h ago", "to_location_age_warning": "from 1.1h ago" }, { "hop_number": 2, "from_node_id": 3449237639, "to_node_id": 2665969864, "from_node_name": "R028-R-868 (R28)", "to_node_name": "!9ee778c8", "snr": -15.25, "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": 2665969864, "to_node_id": 1128183148, "from_node_name": "!9ee778c8", "to_node_name": "CT7BPR-CL-8🇵🇹 (BPR3)", "snr": 0.0, "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": [ 2120513204, 3449237639, 2665969864, 1128183148, 1128065188 ], "node_names": [ "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "R028-R-868 (R28)", "!9ee778c8", "CT7BPR-CL-8🇵🇹 (BPR3)", "CT7BPR4-CL-8🇵🇹 (BPR4)" ], "snr_values": [ -17.5, -15.25, 0.0, 6.0 ], "hops": [ { "hop_number": 1, "from_node_id": 2120513204, "to_node_id": 3449237639, "from_node_name": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "to_node_name": "R028-R-868 (R28)", "snr": -17.5, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 8128.630430438656, "from_location_timestamp": 1761223659.5740201, "to_location_timestamp": 1761223593.615062, "from_location_age_warning": "from 1.0h ago", "to_location_age_warning": "from 1.1h ago" }, { "hop_number": 2, "from_node_id": 3449237639, "to_node_id": 2665969864, "from_node_name": "R028-R-868 (R28)", "to_node_name": "!9ee778c8", "snr": -15.25, "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": 2665969864, "to_node_id": 1128183148, "from_node_name": "!9ee778c8", "to_node_name": "CT7BPR-CL-8🇵🇹 (BPR3)", "snr": 0.0, "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" }, { "hop_number": 4, "from_node_id": 1128183148, "to_node_id": 1128065188, "from_node_name": "CT7BPR-CL-8🇵🇹 (BPR3)", "to_node_name": "CT7BPR4-CL-8🇵🇹 (BPR4)", "snr": 6.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 932.2371817012224, "from_location_timestamp": 1761221666.8496778, "to_location_timestamp": 1761220722.8441327, "from_location_age_warning": "from 1.6h ago", "to_location_age_warning": "from 1.9h ago" } ], "is_complete": true, "total_hops": 4 } }, "has_return_path": false, "is_complete": true, "forward_path_display": "CT7BPR4-CL-8🇵🇹 (BPR4) → R028-R-868 (R28) → !9ee778c8 → CT7BPR-CL-8🇵🇹 (BPR3)", "return_path_display": null, "actual_rf_path_display": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01) → R028-R-868 (R28) → !9ee778c8 → CT7BPR-CL-8🇵🇹 (BPR3) → CT7BPR4-CL-8🇵🇹 (BPR4)", "forward_hops": [ { "hop_number": 1, "from_node_id": 1128065188, "to_node_id": 3449237639, "from_node_name": "CT7BPR4-CL-8🇵🇹 (BPR4)", "to_node_name": "R028-R-868 (R28)", "snr": -17.5, "direction": "forward", "is_target_hop": false, "distance_meters": 213043.56215322498, "from_location_timestamp": 1761220722.8441327, "to_location_timestamp": 1761223593.615062, "from_location_age_warning": "from 1.9h ago", "to_location_age_warning": "from 1.1h ago" }, { "hop_number": 2, "from_node_id": 3449237639, "to_node_id": 2665969864, "from_node_name": "R028-R-868 (R28)", "to_node_name": "!9ee778c8", "snr": -15.25, "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": 2665969864, "to_node_id": 1128183148, "from_node_name": "!9ee778c8", "to_node_name": "CT7BPR-CL-8🇵🇹 (BPR3)", "snr": 0.0, "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": 213043.56215322498, "total_return_distance": null }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!433eb56c", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1128065188, "to": 2120513204, "id": 125174226, "rx_time": 1761227405, "rx_snr": 6.5, "rx_rssi": -11, "hop_limit": 4, "hop_start": 4, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 164, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0c873097cdc878e79e6cb53e431216baffffffffffffffff01c3ffffffffffffffff010018", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 3449237639, 2665969864, 1128183148 ], "snr_towards": [ -70, -61, 0, 24 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }

Raw Packet Data (38 bytes)

0a0c873097cdc878e79e6cb53e431216baffffffffffffffff01c3ffffffffffffffff010018

Hex Analysis:

Size:	38 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 #505847 Successo

Informação de Pacotes

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Dados:

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