Packet #402881

Database ID:	402881
Mesh Packet ID:	`0xa800b5f2` Utilizado para correlação entre gateways
Tempo:	2025-10-17 23:07:17 UTC
Do Node:	30sCard💳-8🇵🇹 (5a1b)
Para o Node:	!f9b09468 (9468)
Successo:	Processado
Protocolo:	TRACEROUTE_APP Port: 70

Gateway:	FARO_Penha-RCC-GW-8 (PNHA)
Canal:	LongFast
RSSI:	-108 dBm
SNR:	-11.0 dBm
Info Hop:	2/4 hops Início: 4, Limite: 2

Caminho da Rota:	KOLHF-RL-8🇵🇹 (OLHO) → MtFigoRCL-GW-868🇵🇹 (MtFg)
Quantidade de Hops:	1 hops
Estado:	Incomplete - Final destination not reached
SNR para:	6.5 dB -4.25 dB

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	30sCard💳-8🇵🇹 (5a1b)	KOLHF-RL-8🇵🇹 (OLHO)	1.04 km	6.5 dB	Origem	Hops
2	KOLHF-RL-8🇵🇹 (OLHO)	MtFigoRCL-GW-868🇵🇹 (MtFg)	7.80 km	-4.25 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:	23 bytes
Gateway:	!c8fc170b
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`	`!c8fc170b` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (23 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1172986395` Source node ID	uint32
`to`	`4189099112` Target node ID	uint32
`decoded.portnum`	`70` TRACEROUTE_APP	enum
`decoded.payload_length`	`23` 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`	`-108.0` dBm Signal strength at gateway	int32
`rx_snr`	`-11.00` dB Signal quality at gateway	float
`rx_time`	`1760738836` 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`	`1760738837.325318` 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:	`!c8fc170b`
Signal Metrics:	RSSI: -108.0 dBm SNR: -11.00 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TRACEROUTE_APP
Size:	23 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "route_nodes": [ 3953562947, 1803477438 ], "snr_towards": [ 6.5, -4.25 ], "route_back": [], "snr_back": [], "route_node_names": { "1172986395": "30sCard💳-8🇵🇹 (5a1b)", "3953562947": "KOLHF-RL-8🇵🇹 (OLHO)", "4189099112": "!f9b09468", "1803477438": "MtFigoRCL-GW-868🇵🇹 (MtFg)" }, "traceroute_packet": { "packet_data": { "id": 402881, "timestamp": 1760738837.325318, "from_node_id": 1172986395, "to_node_id": 4189099112, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!c8fc170b", "channel_id": "LongFast", "mesh_packet_id": 2818618866, "rssi": -108, "snr": -11.0, "hop_limit": 2, "hop_start": 4, "payload_length": 23, "processed_successfully": 1, "raw_payload": "0a084395a6ebbee17e6b120b1aefffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1760738836, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "timestamp_str": "2025-10-17 23:07:17", "hop_count": 2, "has_payload": true, "success": 1, "from_node_name": "30sCard💳-8🇵🇹 (5a1b)", "to_node_name": "!f9b09468", "gateway_name": "FARO_Penha-RCC-GW-8 (PNHA)", "gateway_location": { "node_id": 3371964171, "latitude": 37.02784, "longitude": -7.929856, "altitude": 21, "timestamp": 1761253427.3183944, "timestamp_str": "2025-10-23 22:03:47", "display_name": "FARO_Penha-RCC-GW-8", "long_name": "FARO_Penha-RCC-GW-8", "short_name": "PNHA", "hw_model": "RAK4631" } }, "resolve_names": true, "packet_id": 402881, "from_node_id": 1172986395, "to_node_id": 4189099112, "timestamp": 1760738837.325318, "gateway_id": "!c8fc170b", "raw_payload": "0a084395a6ebbee17e6b120b1aefffffffffffffffff01", "hop_limit": 2, "hop_start": 4, "from_node_name": "30sCard💳-8🇵🇹 (5a1b)", "to_node_name": "!f9b09468", "route_data": { "route_nodes": [ 3953562947, 1803477438 ], "snr_towards": [ 6.5, -4.25 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 1172986395, 3953562947, 1803477438 ], "node_names": [ "30sCard💳-8🇵🇹 (5a1b)", "KOLHF-RL-8🇵🇹 (OLHO)", "MtFigoRCL-GW-868🇵🇹 (MtFg)" ], "snr_values": [ 6.5, -4.25 ], "hops": [ { "hop_number": 1, "from_node_id": 1172986395, "to_node_id": 3953562947, "from_node_name": "30sCard💳-8🇵🇹 (5a1b)", "to_node_name": "KOLHF-RL-8🇵🇹 (OLHO)", "snr": 6.5, "direction": "forward", "is_target_hop": false, "distance_meters": 1036.7075088254812, "from_location_timestamp": 1760732104.9184148, "to_location_timestamp": 1760732425.935598, "from_location_age_warning": "from 1.9h ago", "to_location_age_warning": "from 1.8h ago" }, { "hop_number": 2, "from_node_id": 3953562947, "to_node_id": 1803477438, "from_node_name": "KOLHF-RL-8🇵🇹 (OLHO)", "to_node_name": "MtFigoRCL-GW-868🇵🇹 (MtFg)", "snr": -4.25, "direction": "forward", "is_target_hop": false, "distance_meters": 7798.522326481514, "from_location_timestamp": 1760732425.935598, "to_location_timestamp": 1760654767.6213405, "from_location_age_warning": "from 1.8h ago", "to_location_age_warning": "from 23.4h ago" } ], "is_complete": false, "total_hops": 2 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 1172986395, 3953562947, 1803477438 ], "node_names": [ "30sCard💳-8🇵🇹 (5a1b)", "KOLHF-RL-8🇵🇹 (OLHO)", "MtFigoRCL-GW-868🇵🇹 (MtFg)" ], "snr_values": [ 6.5, -4.25 ], "hops": [ { "hop_number": 1, "from_node_id": 1172986395, "to_node_id": 3953562947, "from_node_name": "30sCard💳-8🇵🇹 (5a1b)", "to_node_name": "KOLHF-RL-8🇵🇹 (OLHO)", "snr": 6.5, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 1036.7075088254812, "from_location_timestamp": 1760732104.9184148, "to_location_timestamp": 1760732425.935598, "from_location_age_warning": "from 1.9h ago", "to_location_age_warning": "from 1.8h ago" }, { "hop_number": 2, "from_node_id": 3953562947, "to_node_id": 1803477438, "from_node_name": "KOLHF-RL-8🇵🇹 (OLHO)", "to_node_name": "MtFigoRCL-GW-868🇵🇹 (MtFg)", "snr": -4.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 7798.522326481514, "from_location_timestamp": 1760732425.935598, "to_location_timestamp": 1760654767.6213405, "from_location_age_warning": "from 1.8h ago", "to_location_age_warning": "from 23.4h ago" } ], "is_complete": false, "total_hops": 2 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "30sCard💳-8🇵🇹 (5a1b) → KOLHF-RL-8🇵🇹 (OLHO) → MtFigoRCL-GW-868🇵🇹 (MtFg)", "return_path_display": null, "actual_rf_path_display": "30sCard💳-8🇵🇹 (5a1b) → KOLHF-RL-8🇵🇹 (OLHO) → MtFigoRCL-GW-868🇵🇹 (MtFg)", "forward_hops": [ { "hop_number": 1, "from_node_id": 1172986395, "to_node_id": 3953562947, "from_node_name": "30sCard💳-8🇵🇹 (5a1b)", "to_node_name": "KOLHF-RL-8🇵🇹 (OLHO)", "snr": 6.5, "direction": "forward", "is_target_hop": false, "distance_meters": 1036.7075088254812, "from_location_timestamp": 1760732104.9184148, "to_location_timestamp": 1760732425.935598, "from_location_age_warning": "from 1.9h ago", "to_location_age_warning": "from 1.8h ago" }, { "hop_number": 2, "from_node_id": 3953562947, "to_node_id": 1803477438, "from_node_name": "KOLHF-RL-8🇵🇹 (OLHO)", "to_node_name": "MtFigoRCL-GW-868🇵🇹 (MtFg)", "snr": -4.25, "direction": "forward", "is_target_hop": false, "distance_meters": 7798.522326481514, "from_location_timestamp": 1760732425.935598, "to_location_timestamp": 1760654767.6213405, "from_location_age_warning": "from 1.8h ago", "to_location_age_warning": "from 23.4h ago" } ], "return_hops": [], "total_forward_distance": 8835.229835306995, "total_return_distance": null }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!c8fc170b", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1172986395, "to": 4189099112, "id": 2818618866, "rx_time": 1760738836, "rx_snr": -11.0, "rx_rssi": -108, "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": 0, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a084395a6ebbee17e6b120b1aefffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 3953562947, 1803477438 ], "snr_towards": [ 26, -17 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }

Raw Packet Data (23 bytes)

0a084395a6ebbee17e6b120b1aefffffffffffffffff01

Hex Analysis:

Size:	23 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 #402881 Successo

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