Packet #380306

Database ID:	380306
Mesh Packet ID:	`0x4c6cc12f` Utilizado para correlação entre gateways
Tempo:	2025-10-16 12:15:45 UTC
Do Node:	RUB1-05-GT-8 (RB05)
Para o Node:	RRS5-CL-8 (RRS5)
Successo:	Processado
Protocolo:	TRACEROUTE_APP Port: 70

Gateway:	APZ0-CL-8 (APZ0)
Canal:	LongFast
RSSI:	-115 dBm
SNR:	-9.75 dBm
Info Hop:	1/2 hops Início: 2, Limite: 1

SNR para:	-8.75 dB
Caminho percorrido:	SoRF
SNR de:	9.5 dB

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	RRS5-CL-8 (RRS5)	RUB1-05-GT-8 (RB05)	Unknown	-8.75 dB	Origem	Hops
Traceroute incompleto - Não alcançou o destino final

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	RUB1-05-GT-8 (RB05)	SoRF	9.92 km	9.5 dB	Início do retorno:	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:	21 bytes
Gateway:	!db2b68fc
Channel:	LongFast
Payload Type:	TRACEROUTE_APP
Hop Count:	1 / 2

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`	`!db2b68fc` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (21 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`2847803271` Source node ID	uint32
`to`	`2996805468` Target node ID	uint32
`decoded.portnum`	`70` TRACEROUTE_APP	enum
`decoded.payload_length`	`21` bytes	size
`hop_limit`	`1` Remaining hops allowed	uint32
`hop_start`	`2` Initial hop limit	uint32
`hops_taken`	`1` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-115.0` dBm Signal strength at gateway	int32
`rx_snr`	`-9.75` dB Signal quality at gateway	float
`rx_time`	`1760609275` 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`	`1760613345.4842005` 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 (1 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Want ack:	`True`
Gateway ID:	`!db2b68fc`
Signal Metrics:	RSSI: -115.0 dBm SNR: -9.75 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TRACEROUTE_APP
Size:	21 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "route_nodes": [], "snr_towards": [ -8.75 ], "route_back": [ 1821909392 ], "snr_back": [ 9.5 ], "route_node_names": { "1821909392": "SoRF", "2996805468": "RRS5-CL-8 (RRS5)", "2847803271": "RUB1-05-GT-8 (RB05)" }, "traceroute_packet": { "packet_data": { "id": 380306, "timestamp": 1760613345.4842005, "from_node_id": 2847803271, "to_node_id": 2996805468, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!db2b68fc", "channel_id": "LongFast", "mesh_packet_id": 1282195759, "rssi": -115, "snr": -9.75, "hop_limit": 1, "hop_start": 2, "payload_length": 21, "processed_successfully": 1, "raw_payload": "120addffffffffffffffff011a049021986c220126", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1760609275, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "timestamp_str": "2025-10-16 12:15:45", "hop_count": 1, "has_payload": true, "success": 1, "from_node_name": "RUB1-05-GT-8 (RB05)", "to_node_name": "RRS5-CL-8 (RRS5)", "gateway_name": "APZ0-CL-8 (APZ0)", "gateway_location": { "node_id": 3677055228, "latitude": 40.3439616, "longitude": -8.2051072, "altitude": 247, "timestamp": 1761216657.4109223, "timestamp_str": "2025-10-23 11:50:57", "display_name": "APZ0-CL-8", "long_name": "APZ0-CL-8", "short_name": "APZ0", "hw_model": "HELTEC_V3" } }, "resolve_names": true, "packet_id": 380306, "from_node_id": 2847803271, "to_node_id": 2996805468, "timestamp": 1760613345.4842005, "gateway_id": "!db2b68fc", "raw_payload": "120addffffffffffffffff011a049021986c220126", "hop_limit": 1, "hop_start": 2, "from_node_name": "RUB1-05-GT-8 (RB05)", "to_node_name": "RRS5-CL-8 (RRS5)", "route_data": { "route_nodes": [], "snr_towards": [ -8.75 ], "route_back": [ 1821909392 ], "snr_back": [ 9.5 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 2996805468, 2847803271 ], "node_names": [ "RRS5-CL-8 (RRS5)", "RUB1-05-GT-8 (RB05)" ], "snr_values": [ -8.75 ], "hops": [ { "hop_number": 1, "from_node_id": 2996805468, "to_node_id": 2847803271, "from_node_name": "RRS5-CL-8 (RRS5)", "to_node_name": "RUB1-05-GT-8 (RB05)", "snr": -8.75, "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" } ], "is_complete": false, "total_hops": 1 }, "return_path": { "path_type": "return", "node_ids": [ 2847803271, 1821909392 ], "node_names": [ "RUB1-05-GT-8 (RB05)", "SoRF" ], "snr_values": [ 9.5 ], "hops": [ { "hop_number": 1, "from_node_id": 2847803271, "to_node_id": 1821909392, "from_node_name": "RUB1-05-GT-8 (RB05)", "to_node_name": "SoRF", "snr": 9.5, "direction": "return", "is_target_hop": false, "distance_meters": 9917.968126202764, "from_location_timestamp": 1760528893.1268573, "to_location_timestamp": 1758801813.9282055, "from_location_age_warning": "from 23.5h ago", "to_location_age_warning": "from 3.0w ago" } ], "is_complete": false, "total_hops": 1 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 2996805468, 2847803271, 1821909392 ], "node_names": [ "RRS5-CL-8 (RRS5)", "RUB1-05-GT-8 (RB05)", "SoRF" ], "snr_values": [ -8.75, 9.5 ], "hops": [ { "hop_number": 1, "from_node_id": 2996805468, "to_node_id": 2847803271, "from_node_name": "RRS5-CL-8 (RRS5)", "to_node_name": "RUB1-05-GT-8 (RB05)", "snr": -8.75, "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": 2847803271, "to_node_id": 1821909392, "from_node_name": "RUB1-05-GT-8 (RB05)", "to_node_name": "SoRF", "snr": 9.5, "direction": "return_rf", "is_target_hop": false, "distance_meters": 9917.968126202764, "from_location_timestamp": 1760528893.1268573, "to_location_timestamp": 1758801813.9282055, "from_location_age_warning": "from 23.5h ago", "to_location_age_warning": "from 3.0w ago" } ], "is_complete": false, "total_hops": 2 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "RRS5-CL-8 (RRS5) → RUB1-05-GT-8 (RB05)", "return_path_display": "RUB1-05-GT-8 (RB05) → SoRF", "actual_rf_path_display": "RRS5-CL-8 (RRS5) → RUB1-05-GT-8 (RB05) → SoRF", "forward_hops": [ { "hop_number": 1, "from_node_id": 2996805468, "to_node_id": 2847803271, "from_node_name": "RRS5-CL-8 (RRS5)", "to_node_name": "RUB1-05-GT-8 (RB05)", "snr": -8.75, "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" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 2847803271, "to_node_id": 1821909392, "from_node_name": "RUB1-05-GT-8 (RB05)", "to_node_name": "SoRF", "snr": 9.5, "direction": "return", "is_target_hop": false, "distance_meters": 9917.968126202764, "from_location_timestamp": 1760528893.1268573, "to_location_timestamp": 1758801813.9282055, "from_location_age_warning": "from 23.5h ago", "to_location_age_warning": "from 3.0w ago" } ], "total_forward_distance": 0, "total_return_distance": 9917.968126202764 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!db2b68fc", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2847803271, "to": 2996805468, "id": 1282195759, "rx_time": 1760609275, "rx_snr": -9.75, "rx_rssi": -115, "hop_limit": 1, "hop_start": 2, "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": "120addffffffffffffffff011a049021986c220126", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "snr_towards": [ -35 ], "route_back": [ 1821909392 ], "snr_back": [ 38 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }

Raw Packet Data (21 bytes)

120addffffffffffffffff011a049021986c220126

Hex Analysis:

Size:	21 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
APZ0-CL-8 (APZ0) Primary	0.000s Reference	-115.0 dBm	-9.75 dB	1	LongFast	2025-10-16 12:15:45	Current
JPb2-CL-8 (JPb2)	-4073.271s Before	-119.0 dBm	-13.25 dB	0	LongFast	2025-10-16 11:07:52	View
Niki5-X-8 (nkt5)	-4073.266s Before	-123.0 dBm	-13.75 dB	0	LongFast	2025-10-16 11:07:52	View
CT2JAY-8 (JAY1)	-4072.970s Before	-114.0 dBm	-10.50 dB	0	LongFast	2025-10-16 11:07:52	View
RUB1-01 🇵🇹-GW-24 (RB01)	-4072.965s Before	-84.0 dBm	-13.25 dB	0	LongFast	2025-10-16 11:07:52	View
GXP-fa84-CL-8 (fa84)	-4072.596s Before	-94.0 dBm	-8.25 dB	0	LongFast	2025-10-16 11:07:52	View

Pacote #380306 Successo

Informação de Pacotes

Conteúdo dados

Dados:

Info. da Rota

Passos do Traceroute

Caminho de Retorno

Distância

Combined Traceroute Graph

Legend & Paths

Nodes

Connections

Packet Paths