Packet #220042

Database ID:	220042
Mesh Packet ID:	`0x368e3d2d` Utilizado para correlação entre gateways
Tempo:	2025-10-06 23:50:07 UTC
Do Node:	Silvar04-T1-8 (SR4T)
Para o Node:	rrspaper-cl-868 (RRS1)
Successo:	Processado
Protocolo:	TRACEROUTE_APP Port: 70

Gateway:	RDPP-R01-GW-8🇵🇹 (RDPP)
Canal:	LongFast
RSSI:	-103 dBm
SNR:	3.5 dBm
Info Hop:	2/4 hops Início: 4, Limite: 2

Caminho da Rota:	!083cb6ca → BrasPort-GT-8🇧🇷&🇵🇹 (B00P)
Quantidade de Hops:	1 hops
Estado:	Incomplete - Final destination not reached
SNR para:	-13.0 dB -10.0 dB

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	Silvar04-T1-8 (SR4T)	!083cb6ca	Unknown	-13.0 dB	Origem	Hops
2	!083cb6ca	BrasPort-GT-8🇧🇷&🇵🇹 (B00P)	Unknown	-10.0 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:	32 bytes
Gateway:	!b03bb298
Channel:	LongFast
Payload Type:	TRACEROUTE_APP
Hop Count:	2 / 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`	`!b03bb298` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (32 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`3720145491` Source node ID	uint32
`to`	`2224705788` Target node ID	uint32
`decoded.portnum`	`70` TRACEROUTE_APP	enum
`decoded.payload_length`	`32` bytes	size
`hop_limit`	`2` Remaining hops allowed	uint32
`hop_start`	`4` Initial hop limit	uint32
`hops_taken`	`2` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-103.0` dBm Signal strength at gateway	int32
`rx_snr`	`3.50` dB Signal quality at gateway	float
`rx_time`	`1759791006` 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`	`134` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1759791007.0311856` 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 (2 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Want ack:	`True`
Gateway ID:	`!b03bb298`
Signal Metrics:	RSSI: -103.0 dBm SNR: 3.50 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TRACEROUTE_APP
Size:	32 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "route_nodes": [ 138196682, 3040558214 ], "snr_towards": [ -13.0, -10.0 ], "route_back": [], "snr_back": [], "route_node_names": { "138196682": "!083cb6ca", "3720145491": "Silvar04-T1-8 (SR4T)", "2224705788": "rrspaper-cl-868 (RRS1)", "3040558214": "BrasPort-GT-8🇧🇷&🇵🇹 (B00P)" }, "traceroute_packet": { "packet_data": { "id": 220042, "timestamp": 1759791007.0311856, "from_node_id": 3720145491, "to_node_id": 2224705788, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!b03bb298", "channel_id": "LongFast", "mesh_packet_id": 915291437, "rssi": -103, "snr": 3.5, "hop_limit": 2, "hop_start": 4, "payload_length": 32, "processed_successfully": 1, "raw_payload": "0a08cab63c08863c3bb51214ccffffffffffffffff01d8ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1759791006, "pki_encrypted": 0, "next_hop": 0, "relay_node": 134, "tx_after": 0, "timestamp_str": "2025-10-06 23:50:07", "hop_count": 2, "has_payload": true, "success": 1, "from_node_name": "Silvar04-T1-8 (SR4T)", "to_node_name": "rrspaper-cl-868 (RRS1)", "gateway_name": "RDPP-R01-GW-8🇵🇹 (RDPP)", "gateway_location": { "node_id": 2956702360, "latitude": 39.752928, "longitude": -8.831432, "altitude": 62, "timestamp": 1761233279.00904, "timestamp_str": "2025-10-23 16:27:59", "display_name": "RDPP-R01-GW-8🇵🇹", "long_name": "RDPP-R01-GW-8🇵🇹", "short_name": "RDPP", "hw_model": "HELTEC_V3" } }, "resolve_names": true, "packet_id": 220042, "from_node_id": 3720145491, "to_node_id": 2224705788, "timestamp": 1759791007.0311856, "gateway_id": "!b03bb298", "raw_payload": "0a08cab63c08863c3bb51214ccffffffffffffffff01d8ffffffffffffffff01", "hop_limit": 2, "hop_start": 4, "from_node_name": "Silvar04-T1-8 (SR4T)", "to_node_name": "!849a50fc", "route_data": { "route_nodes": [ 138196682, 3040558214 ], "snr_towards": [ -13.0, -10.0 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 3720145491, 138196682, 3040558214 ], "node_names": [ "Silvar04-T1-8 (SR4T)", "!083cb6ca", "BrasPort-GT-8🇧🇷&🇵🇹 (B00P)" ], "snr_values": [ -13.0, -10.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3720145491, "to_node_id": 138196682, "from_node_name": "Silvar04-T1-8 (SR4T)", "to_node_name": "!083cb6ca", "snr": -13.0, "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" }, { "hop_number": 2, "from_node_id": 138196682, "to_node_id": 3040558214, "from_node_name": "!083cb6ca", "to_node_name": "BrasPort-GT-8🇧🇷&🇵🇹 (B00P)", "snr": -10.0, "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": 2 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 3720145491, 138196682, 3040558214 ], "node_names": [ "Silvar04-T1-8 (SR4T)", "!083cb6ca", "BrasPort-GT-8🇧🇷&🇵🇹 (B00P)" ], "snr_values": [ -13.0, -10.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3720145491, "to_node_id": 138196682, "from_node_name": "Silvar04-T1-8 (SR4T)", "to_node_name": "!083cb6ca", "snr": -13.0, "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": 2, "from_node_id": 138196682, "to_node_id": 3040558214, "from_node_name": "!083cb6ca", "to_node_name": "BrasPort-GT-8🇧🇷&🇵🇹 (B00P)", "snr": -10.0, "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": 2 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "Silvar04-T1-8 (SR4T) → !083cb6ca → BrasPort-GT-8🇧🇷&🇵🇹 (B00P)", "return_path_display": null, "actual_rf_path_display": "Silvar04-T1-8 (SR4T) → !083cb6ca → BrasPort-GT-8🇧🇷&🇵🇹 (B00P)", "forward_hops": [ { "hop_number": 1, "from_node_id": 3720145491, "to_node_id": 138196682, "from_node_name": "Silvar04-T1-8 (SR4T)", "to_node_name": "!083cb6ca", "snr": -13.0, "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" }, { "hop_number": 2, "from_node_id": 138196682, "to_node_id": 3040558214, "from_node_name": "!083cb6ca", "to_node_name": "BrasPort-GT-8🇧🇷&🇵🇹 (B00P)", "snr": -10.0, "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": "!b03bb298", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3720145491, "to": 2224705788, "id": 915291437, "rx_time": 1759791006, "rx_snr": 3.5, "rx_rssi": -103, "hop_limit": 2, "hop_start": 4, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 134, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a08cab63c08863c3bb51214ccffffffffffffffff01d8ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 138196682, 3040558214 ], "snr_towards": [ -52, -40 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }

Raw Packet Data (32 bytes)

0a08cab63c08863c3bb51214ccffffffffffffffff01d8ffffffffffffffff01

Hex Analysis:

Size:	32 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 #220042 Successo

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