Packet #413748

Database ID:	413748
Mesh Packet ID:	`0xcf3bbc5b` Utilizado para correlação entre gateways
Tempo:	2025-10-18 15:30:55 UTC
Do Node:	pedrom_prt-8 (pm_2)
Para o Node:	pedrom_cbr-GT-8 (pm_1)
Successo:	Processado
Protocolo:	TRACEROUTE_APP Port: 70

Gateway:	HK-ALMF-GT-8 (HK4G)
Canal:	LongFast
RSSI:	-122 dBm
SNR:	-11.5 dBm
Info Hop:	1/2 hops Início: 2, Limite: 1

SNR para:	-17.0 dB
Caminho percorrido:	RUB1-05-GT-8 (RB05)
SNR de:	-13.75 dB

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	pedrom_cbr-GT-8 (pm_1)	pedrom_prt-8 (pm_2)	5.83 km	-17.0 dB	Origem	Hops
Traceroute incompleto - Não alcançou o destino final

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	pedrom_prt-8 (pm_2)	RUB1-05-GT-8 (RB05)	10.59 km	-13.75 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:	30 bytes
Gateway:	!75cbfba7
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`	`!75cbfba7` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (30 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`2533377100` Source node ID	uint32
`to`	`2425773404` Target node ID	uint32
`decoded.portnum`	`70` TRACEROUTE_APP	enum
`decoded.payload_length`	`30` 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`	`-122.0` dBm Signal strength at gateway	int32
`rx_snr`	`-11.50` dB Signal quality at gateway	float
`rx_time`	`1760797637` 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`	`92` Next hop node ID	uint32
`relay_node`	`135` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1760797855.083529` 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:	`!75cbfba7`
Signal Metrics:	RSSI: -122.0 dBm SNR: -11.50 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TRACEROUTE_APP
Size:	30 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "route_nodes": [], "snr_towards": [ -17.0 ], "route_back": [ 2847803271 ], "snr_back": [ -13.75 ], "route_node_names": { "2425773404": "pedrom_cbr-GT-8 (pm_1)", "2533377100": "pedrom_prt-8 (pm_2)", "2847803271": "RUB1-05-GT-8 (RB05)" }, "traceroute_packet": { "packet_data": { "id": 413748, "timestamp": 1760797855.083529, "from_node_id": 2533377100, "to_node_id": 2425773404, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!75cbfba7", "channel_id": "LongFast", "mesh_packet_id": 3476798555, "rssi": -122, "snr": -11.5, "hop_limit": 1, "hop_start": 2, "payload_length": 30, "processed_successfully": 1, "raw_payload": "120abcffffffffffffffff011a048707bea9220ac9ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1760797637, "pki_encrypted": 0, "next_hop": 92, "relay_node": 135, "tx_after": 0, "timestamp_str": "2025-10-18 15:30:55", "hop_count": 1, "has_payload": true, "success": 1, "from_node_name": "pedrom_prt-8 (pm_2)", "to_node_name": "pedrom_cbr-GT-8 (pm_1)", "gateway_name": "HK-ALMF-GT-8 (HK4G)", "gateway_location": { "node_id": 1976302503, "latitude": 40.5536768, "longitude": -8.2051072, "altitude": 868, "timestamp": 1760794278.7941294, "timestamp_str": "2025-10-18 14:31:18", "display_name": "HK-ALMF-GT-8", "long_name": "HK-ALMF-GT-8", "short_name": "HK4G", "hw_model": "RAK4631" } }, "resolve_names": true, "packet_id": 413748, "from_node_id": 2533377100, "to_node_id": 2425773404, "timestamp": 1760797855.083529, "gateway_id": "!75cbfba7", "raw_payload": "120abcffffffffffffffff011a048707bea9220ac9ffffffffffffffff01", "hop_limit": 1, "hop_start": 2, "from_node_name": "pedrom_prt-8 (pm_2)", "to_node_name": "pedrom_cbr-GT-8 (pm_1)", "route_data": { "route_nodes": [], "snr_towards": [ -17.0 ], "route_back": [ 2847803271 ], "snr_back": [ -13.75 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 2425773404, 2533377100 ], "node_names": [ "pedrom_cbr-GT-8 (pm_1)", "pedrom_prt-8 (pm_2)" ], "snr_values": [ -17.0 ], "hops": [ { "hop_number": 1, "from_node_id": 2425773404, "to_node_id": 2533377100, "from_node_name": "pedrom_cbr-GT-8 (pm_1)", "to_node_name": "pedrom_prt-8 (pm_2)", "snr": -17.0, "direction": "forward", "is_target_hop": false, "distance_meters": 5829.816570061555, "from_location_timestamp": 1760780017.2124572, "to_location_timestamp": 1760792355.737694, "from_location_age_warning": "from 5.0h ago", "to_location_age_warning": "from 1.5h ago" } ], "is_complete": false, "total_hops": 1 }, "return_path": { "path_type": "return", "node_ids": [ 2533377100, 2847803271 ], "node_names": [ "pedrom_prt-8 (pm_2)", "RUB1-05-GT-8 (RB05)" ], "snr_values": [ -13.75 ], "hops": [ { "hop_number": 1, "from_node_id": 2533377100, "to_node_id": 2847803271, "from_node_name": "pedrom_prt-8 (pm_2)", "to_node_name": "RUB1-05-GT-8 (RB05)", "snr": -13.75, "direction": "return", "is_target_hop": false, "distance_meters": 10593.857209799049, "from_location_timestamp": 1760792355.737694, "to_location_timestamp": 1760774091.9448347, "from_location_age_warning": "from 1.5h ago", "to_location_age_warning": "from 6.6h ago" } ], "is_complete": false, "total_hops": 1 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 2425773404, 2533377100, 2847803271 ], "node_names": [ "pedrom_cbr-GT-8 (pm_1)", "pedrom_prt-8 (pm_2)", "RUB1-05-GT-8 (RB05)" ], "snr_values": [ -17.0, -13.75 ], "hops": [ { "hop_number": 1, "from_node_id": 2425773404, "to_node_id": 2533377100, "from_node_name": "pedrom_cbr-GT-8 (pm_1)", "to_node_name": "pedrom_prt-8 (pm_2)", "snr": -17.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 5829.816570061555, "from_location_timestamp": 1760780017.2124572, "to_location_timestamp": 1760792355.737694, "from_location_age_warning": "from 5.0h ago", "to_location_age_warning": "from 1.5h ago" }, { "hop_number": 2, "from_node_id": 2533377100, "to_node_id": 2847803271, "from_node_name": "pedrom_prt-8 (pm_2)", "to_node_name": "RUB1-05-GT-8 (RB05)", "snr": -13.75, "direction": "return_rf", "is_target_hop": false, "distance_meters": 10593.857209799049, "from_location_timestamp": 1760792355.737694, "to_location_timestamp": 1760774091.9448347, "from_location_age_warning": "from 1.5h ago", "to_location_age_warning": "from 6.6h ago" } ], "is_complete": false, "total_hops": 2 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "pedrom_cbr-GT-8 (pm_1) → pedrom_prt-8 (pm_2)", "return_path_display": "pedrom_prt-8 (pm_2) → RUB1-05-GT-8 (RB05)", "actual_rf_path_display": "pedrom_cbr-GT-8 (pm_1) → pedrom_prt-8 (pm_2) → RUB1-05-GT-8 (RB05)", "forward_hops": [ { "hop_number": 1, "from_node_id": 2425773404, "to_node_id": 2533377100, "from_node_name": "pedrom_cbr-GT-8 (pm_1)", "to_node_name": "pedrom_prt-8 (pm_2)", "snr": -17.0, "direction": "forward", "is_target_hop": false, "distance_meters": 5829.816570061555, "from_location_timestamp": 1760780017.2124572, "to_location_timestamp": 1760792355.737694, "from_location_age_warning": "from 5.0h ago", "to_location_age_warning": "from 1.5h ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 2533377100, "to_node_id": 2847803271, "from_node_name": "pedrom_prt-8 (pm_2)", "to_node_name": "RUB1-05-GT-8 (RB05)", "snr": -13.75, "direction": "return", "is_target_hop": false, "distance_meters": 10593.857209799049, "from_location_timestamp": 1760792355.737694, "to_location_timestamp": 1760774091.9448347, "from_location_age_warning": "from 1.5h ago", "to_location_age_warning": "from 6.6h ago" } ], "total_forward_distance": 5829.816570061555, "total_return_distance": 10593.857209799049 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!75cbfba7", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2533377100, "to": 2425773404, "id": 3476798555, "rx_time": 1760797637, "rx_snr": -11.5, "rx_rssi": -122, "hop_limit": 1, "hop_start": 2, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 92, "relay_node": 135, "tx_after": 0, "decoded": { "portnum": 70, "payload": "120abcffffffffffffffff011a048707bea9220ac9ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "snr_towards": [ -68 ], "route_back": [ 2847803271 ], "snr_back": [ -55 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }

Raw Packet Data (30 bytes)

120abcffffffffffffffff011a048707bea9220ac9ffffffffffffffff01

Hex Analysis:

Size:	30 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
HK-ALMF-GT-8 (HK4G) Primary	0.000s Reference	-122.0 dBm	-11.50 dB	1	LongFast	2025-10-18 15:30:55	Current
JPb2-CL-8 (JPb2)	-216.589s Before	-106.0 dBm	-4.25 dB	1	LongFast	2025-10-18 15:27:18	View
Niki5-X-8 (nkt5)	-216.585s Before	-125.0 dBm	-15.50 dB	1	LongFast	2025-10-18 15:27:18	View
GXP-fa84-CL-8 (fa84)	-216.398s Before	-90.0 dBm	-0.25 dB	1	LongFast	2025-10-18 15:27:18	View
RUB1-01 🇵🇹-GW-24 (RB01)	-216.377s Before	-84.0 dBm	-14.00 dB	1	LongFast	2025-10-18 15:27:18	View
CT2JAY-8 (JAY1)	-216.374s Before	-115.0 dBm	-5.50 dB	1	LongFast	2025-10-18 15:27:18	View

Pacote #413748 Successo

Informação de Pacotes

Conteúdo dados

Dados:

Info. da Rota

Passos do Traceroute

Caminho de Retorno

Total caminho percorrido

Distância

Combined Traceroute Graph

Legend & Paths

Nodes

Connections

Packet Paths