Packet #91243

Database ID:	91243
Mesh Packet ID:	`0x0cb339eb` Utilizado para correlação entre gateways
Tempo:	2025-09-30 01:56:58 UTC
Do Node:	No Answer/R-8🇵🇹 (R242)
Para o Node:	SUZ-GW-868 (suz0)
Successo:	Processado
Protocolo:	TRACEROUTE_APP Port: 70

Gateway:	Alverca-GT-8 (ALVG)
Canal:	LongFast
RSSI:	-79 dBm
SNR:	-10.5 dBm
Info Hop:	3/4 hops Início: 4, Limite: 1

Caminho da Rota:	No Answer/GT170-8🇵🇹 (T170) → PAX1-CL-8 (PAX1) → !db2f5e1c
Quantidade de Hops:	2 hops
Estado:	Incomplete - Final destination not reached
SNR para:	-3.75 dB -20.0 dB 3.25 dB

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	No Answer/R-8🇵🇹 (R242)	No Answer/GT170-8🇵🇹 (T170)	925 m	-3.75 dB	Origem	Hops
2	No Answer/GT170-8🇵🇹 (T170)	PAX1-CL-8 (PAX1)	59.11 km	-20.0 dB	Reptido	Hops
3	PAX1-CL-8 (PAX1)	!db2f5e1c	Unknown	3.25 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:	!16cfa144
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`	`!16cfa144` 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`	`792095099` Source node ID	uint32
`to`	`3176117476` 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`	`-79.0` dBm Signal strength at gateway	int32
`rx_snr`	`-10.50` dB Signal quality at gateway	float
`rx_time`	`1759193813` 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`	Not set	uint32
`tx_after`	Not set	uint32
`timestamp`	`1759193818.7588863` 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:	`!16cfa144`
Signal Metrics:	RSSI: -79.0 dBm SNR: -10.50 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": [ 2191935138, 3115716548, 3677314588 ], "snr_towards": [ -3.75, -20.0, 3.25 ], "route_back": [], "snr_back": [], "route_node_names": { "2191935138": "No Answer/GT170-8🇵🇹 (T170)", "3115716548": "PAX1-CL-8 (PAX1)", "3176117476": "SUZ-GW-868 (suz0)", "792095099": "No Answer/R-8🇵🇹 (R242)", "3677314588": "!db2f5e1c" }, "traceroute_packet": { "packet_data": { "id": 91243, "timestamp": 1759193818.7588863, "from_node_id": 792095099, "to_node_id": 3176117476, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!16cfa144", "channel_id": "LongFast", "mesh_packet_id": 213072363, "rssi": -79, "snr": -10.5, "hop_limit": 1, "hop_start": 4, "payload_length": 37, "processed_successfully": 1, "raw_payload": "0a0ca246a682c40fb6b91c5e2fdb1215f1ffffffffffffffff01b0ffffffffffffffff010d", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1759193813, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "timestamp_str": "2025-09-30 01:56:58", "hop_count": 3, "has_payload": true, "success": 1, "from_node_name": "No Answer/R-8🇵🇹 (R242)", "to_node_name": "SUZ-GW-868 (suz0)", "gateway_name": "Alverca-GT-8 (ALVG)", "gateway_location": { "node_id": 382705988, "latitude": 38.9087232, "longitude": -9.0505216, "altitude": 60, "timestamp": 1761223599.2015882, "timestamp_str": "2025-10-23 13:46:39", "display_name": "Alverca-GT-8", "long_name": "Alverca-GT-8", "short_name": "ALVG", "hw_model": "STATION_G2" } }, "resolve_names": true, "packet_id": 91243, "from_node_id": 792095099, "to_node_id": 3176117476, "timestamp": 1759193818.7588863, "gateway_id": "!16cfa144", "raw_payload": "0a0ca246a682c40fb6b91c5e2fdb1215f1ffffffffffffffff01b0ffffffffffffffff010d", "hop_limit": 1, "hop_start": 4, "from_node_name": "No Answer/R-8🇵🇹 (R242)", "to_node_name": "!bd4fb4e4", "route_data": { "route_nodes": [ 2191935138, 3115716548, 3677314588 ], "snr_towards": [ -3.75, -20.0, 3.25 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 792095099, 2191935138, 3115716548, 3677314588 ], "node_names": [ "No Answer/R-8🇵🇹 (R242)", "No Answer/GT170-8🇵🇹 (T170)", "PAX1-CL-8 (PAX1)", "!db2f5e1c" ], "snr_values": [ -3.75, -20.0, 3.25 ], "hops": [ { "hop_number": 1, "from_node_id": 792095099, "to_node_id": 2191935138, "from_node_name": "No Answer/R-8🇵🇹 (R242)", "to_node_name": "No Answer/GT170-8🇵🇹 (T170)", "snr": -3.75, "direction": "forward", "is_target_hop": false, "distance_meters": 924.8971546871325, "from_location_timestamp": 1758821656.3375888, "to_location_timestamp": 1759717191.0913384, "from_location_age_warning": "from 4.3d ago", "to_location_age_warning": "from 6.1d later" }, { "hop_number": 2, "from_node_id": 2191935138, "to_node_id": 3115716548, "from_node_name": "No Answer/GT170-8🇵🇹 (T170)", "to_node_name": "PAX1-CL-8 (PAX1)", "snr": -20.0, "direction": "forward", "is_target_hop": false, "distance_meters": 59111.52440900883, "from_location_timestamp": 1759717191.0913384, "to_location_timestamp": 1759191767.8207078, "from_location_age_warning": "from 6.1d later", "to_location_age_warning": "from 0.6h ago" }, { "hop_number": 3, "from_node_id": 3115716548, "to_node_id": 3677314588, "from_node_name": "PAX1-CL-8 (PAX1)", "to_node_name": "!db2f5e1c", "snr": 3.25, "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" } ], "is_complete": false, "total_hops": 3 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 792095099, 2191935138, 3115716548, 3677314588 ], "node_names": [ "No Answer/R-8🇵🇹 (R242)", "No Answer/GT170-8🇵🇹 (T170)", "PAX1-CL-8 (PAX1)", "!db2f5e1c" ], "snr_values": [ -3.75, -20.0, 3.25 ], "hops": [ { "hop_number": 1, "from_node_id": 792095099, "to_node_id": 2191935138, "from_node_name": "No Answer/R-8🇵🇹 (R242)", "to_node_name": "No Answer/GT170-8🇵🇹 (T170)", "snr": -3.75, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 924.8971546871325, "from_location_timestamp": 1758821656.3375888, "to_location_timestamp": 1759717191.0913384, "from_location_age_warning": "from 4.3d ago", "to_location_age_warning": "from 6.1d later" }, { "hop_number": 2, "from_node_id": 2191935138, "to_node_id": 3115716548, "from_node_name": "No Answer/GT170-8🇵🇹 (T170)", "to_node_name": "PAX1-CL-8 (PAX1)", "snr": -20.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 59111.52440900883, "from_location_timestamp": 1759717191.0913384, "to_location_timestamp": 1759191767.8207078, "from_location_age_warning": "from 6.1d later", "to_location_age_warning": "from 0.6h ago" }, { "hop_number": 3, "from_node_id": 3115716548, "to_node_id": 3677314588, "from_node_name": "PAX1-CL-8 (PAX1)", "to_node_name": "!db2f5e1c", "snr": 3.25, "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" } ], "is_complete": false, "total_hops": 3 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "No Answer/R-8🇵🇹 (R242) → No Answer/GT170-8🇵🇹 (T170) → PAX1-CL-8 (PAX1) → !db2f5e1c", "return_path_display": null, "actual_rf_path_display": "No Answer/R-8🇵🇹 (R242) → No Answer/GT170-8🇵🇹 (T170) → PAX1-CL-8 (PAX1) → !db2f5e1c", "forward_hops": [ { "hop_number": 1, "from_node_id": 792095099, "to_node_id": 2191935138, "from_node_name": "No Answer/R-8🇵🇹 (R242)", "to_node_name": "No Answer/GT170-8🇵🇹 (T170)", "snr": -3.75, "direction": "forward", "is_target_hop": false, "distance_meters": 924.8971546871325, "from_location_timestamp": 1758821656.3375888, "to_location_timestamp": 1759717191.0913384, "from_location_age_warning": "from 4.3d ago", "to_location_age_warning": "from 6.1d later" }, { "hop_number": 2, "from_node_id": 2191935138, "to_node_id": 3115716548, "from_node_name": "No Answer/GT170-8🇵🇹 (T170)", "to_node_name": "PAX1-CL-8 (PAX1)", "snr": -20.0, "direction": "forward", "is_target_hop": false, "distance_meters": 59111.52440900883, "from_location_timestamp": 1759717191.0913384, "to_location_timestamp": 1759191767.8207078, "from_location_age_warning": "from 6.1d later", "to_location_age_warning": "from 0.6h ago" }, { "hop_number": 3, "from_node_id": 3115716548, "to_node_id": 3677314588, "from_node_name": "PAX1-CL-8 (PAX1)", "to_node_name": "!db2f5e1c", "snr": 3.25, "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" } ], "return_hops": [], "total_forward_distance": 60036.42156369596, "total_return_distance": null }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!16cfa144", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 792095099, "to": 3176117476, "id": 213072363, "rx_time": 1759193813, "rx_snr": -10.5, "rx_rssi": -79, "hop_limit": 1, "hop_start": 4, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0ca246a682c40fb6b91c5e2fdb1215f1ffffffffffffffff01b0ffffffffffffffff010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 2191935138, 3115716548, 3677314588 ], "snr_towards": [ -15, -80, 13 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }

Raw Packet Data (37 bytes)

0a0ca246a682c40fb6b91c5e2fdb1215f1ffffffffffffffff01b0ffffffffffffffff010d

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.

Gateway	Time Offset	RSSI	SNR	Hops	Channel	Timestamp	Actions
Alverca-GT-8 (ALVG) Primary	0.000s Reference	-79.0 dBm	-10.50 dB	3	LongFast	2025-09-30 01:56:58	Current
Meshtastic beb0 (beb0)	+4.394s After	-108.0 dBm	-16.50 dB	4	LongFast	2025-09-30 01:57:03	View

Pacote #91243 Successo

Informação de Pacotes

Conteúdo dados

Dados:

Info. da Rota

Visualização da Rota

Passos do Traceroute

Total caminho percorrido

Combined Traceroute Graph

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