Packet #53640

Database ID:	53640
Mesh Packet ID:	`0xa28b56da` Utilizado para correlação entre gateways
Tempo:	2025-09-27 19:41:14 UTC
Do Node:	Estrella de la Muerte 📡 🌐 (4c4c)
Para o Node:	Chaveca-GW-8🇵🇹 (Chvc)
Successo:	Processado
Protocolo:	TRACEROUTE_APP Port: 70

Gateway:	KOLHF-RL-8🇵🇹 (OLHO)
Canal:	LongFast
RSSI:	-92 dBm
SNR:	-6.0 dBm
Info Hop:	3/5 hops Início: 5, Limite: 2

Caminho da Rota:	EA7-CA-012🗼SB (CA12) → EA7-CA-018📡☀️ (CA18)
Quantidade de Hops:	1 hops
Estado:	Incomplete - Final destination not reached
SNR para:	-18.5 dB 2.0 dB

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	Estrella de la Muerte 📡 🌐 (4c4c)	EA7-CA-012🗼SB (CA12)	76.61 km	-18.5 dB	Origem	Hops
2	EA7-CA-012🗼SB (CA12)	EA7-CA-018📡☀️ (CA18)	4.60 km	2.0 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:	23 bytes
Gateway:	!eba69543
Channel:	LongFast
Payload Type:	TRACEROUTE_APP
Hop Count:	3 / 5

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`	`!eba69543` 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`	`3676916812` Source node ID	uint32
`to`	`1651547802` 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`	`5` Initial hop limit	uint32
`hops_taken`	`3` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-92.0` dBm Signal strength at gateway	int32
`rx_snr`	`-6.00` dB Signal quality at gateway	float
`rx_time`	`1758998474` 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`	`154` Next hop node ID	uint32
`relay_node`	`124` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1758998474.856669` 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:	`!eba69543`
Signal Metrics:	RSSI: -92.0 dBm SNR: -6.00 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": [ 2956709828, 2077701681 ], "snr_towards": [ -18.5, 2.0 ], "route_back": [], "snr_back": [], "route_node_names": { "2077701681": "EA7-CA-018📡☀️ (CA18)", "1651547802": "Chaveca-GW-8🇵🇹 (Chvc)", "2956709828": "EA7-CA-012🗼SB (CA12)", "3676916812": "Estrella de la Muerte 📡 🌐 (4c4c)" }, "traceroute_packet": { "packet_data": { "id": 53640, "timestamp": 1758998474.856669, "from_node_id": 3676916812, "to_node_id": 1651547802, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!eba69543", "channel_id": "LongFast", "mesh_packet_id": 2727040730, "rssi": -92, "snr": -6.0, "hop_limit": 2, "hop_start": 5, "payload_length": 23, "processed_successfully": 1, "raw_payload": "0a08c4cf3bb03136d77b120bb6ffffffffffffffff0108", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1758998474, "pki_encrypted": 0, "next_hop": 154, "relay_node": 124, "tx_after": 0, "timestamp_str": "2025-09-27 19:41:14", "hop_count": 3, "has_payload": true, "success": 1, "from_node_name": "Estrella de la Muerte 📡 🌐 (4c4c)", "to_node_name": "Chaveca-GW-8🇵🇹 (Chvc)", "gateway_name": "KOLHF-RL-8🇵🇹 (OLHO)", "gateway_location": { "node_id": 3953562947, "latitude": 37.0364416, "longitude": -7.8204928, "altitude": 50, "timestamp": 1761193858.3847575, "timestamp_str": "2025-10-23 05:30:58", "display_name": "KOLHF-RL-8🇵🇹", "long_name": "KOLHF-RL-8🇵🇹", "short_name": "OLHO", "hw_model": "PORTDUINO" } }, "resolve_names": true, "packet_id": 53640, "from_node_id": 3676916812, "to_node_id": 1651547802, "timestamp": 1758998474.856669, "gateway_id": "!eba69543", "raw_payload": "0a08c4cf3bb03136d77b120bb6ffffffffffffffff0108", "hop_limit": 2, "hop_start": 5, "from_node_name": "Estrella de la Muerte 📡 🌐 (4c4c)", "to_node_name": "!62709e9a", "route_data": { "route_nodes": [ 2956709828, 2077701681 ], "snr_towards": [ -18.5, 2.0 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 3676916812, 2956709828, 2077701681 ], "node_names": [ "Estrella de la Muerte 📡 🌐 (4c4c)", "EA7-CA-012🗼SB (CA12)", "EA7-CA-018📡☀️ (CA18)" ], "snr_values": [ -18.5, 2.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3676916812, "to_node_id": 2956709828, "from_node_name": "Estrella de la Muerte 📡 🌐 (4c4c)", "to_node_name": "EA7-CA-012🗼SB (CA12)", "snr": -18.5, "direction": "forward", "is_target_hop": false, "distance_meters": 76613.01635760292, "from_location_timestamp": 1758997053.2638714, "to_location_timestamp": 1759231486.513564, "from_location_age_warning": "from 0.4h ago", "to_location_age_warning": "from 2.7d later" }, { "hop_number": 2, "from_node_id": 2956709828, "to_node_id": 2077701681, "from_node_name": "EA7-CA-012🗼SB (CA12)", "to_node_name": "EA7-CA-018📡☀️ (CA18)", "snr": 2.0, "direction": "forward", "is_target_hop": false, "distance_meters": 4604.94094811465, "from_location_timestamp": 1759231486.513564, "to_location_timestamp": 1758993390.8051348, "from_location_age_warning": "from 2.7d later", "to_location_age_warning": "from 1.4h ago" } ], "is_complete": false, "total_hops": 2 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 3676916812, 2956709828, 2077701681 ], "node_names": [ "Estrella de la Muerte 📡 🌐 (4c4c)", "EA7-CA-012🗼SB (CA12)", "EA7-CA-018📡☀️ (CA18)" ], "snr_values": [ -18.5, 2.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3676916812, "to_node_id": 2956709828, "from_node_name": "Estrella de la Muerte 📡 🌐 (4c4c)", "to_node_name": "EA7-CA-012🗼SB (CA12)", "snr": -18.5, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 76613.01635760292, "from_location_timestamp": 1758997053.2638714, "to_location_timestamp": 1759231486.513564, "from_location_age_warning": "from 0.4h ago", "to_location_age_warning": "from 2.7d later" }, { "hop_number": 2, "from_node_id": 2956709828, "to_node_id": 2077701681, "from_node_name": "EA7-CA-012🗼SB (CA12)", "to_node_name": "EA7-CA-018📡☀️ (CA18)", "snr": 2.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 4604.94094811465, "from_location_timestamp": 1759231486.513564, "to_location_timestamp": 1758993390.8051348, "from_location_age_warning": "from 2.7d later", "to_location_age_warning": "from 1.4h ago" } ], "is_complete": false, "total_hops": 2 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "Estrella de la Muerte 📡 🌐 (4c4c) → EA7-CA-012🗼SB (CA12) → EA7-CA-018📡☀️ (CA18)", "return_path_display": null, "actual_rf_path_display": "Estrella de la Muerte 📡 🌐 (4c4c) → EA7-CA-012🗼SB (CA12) → EA7-CA-018📡☀️ (CA18)", "forward_hops": [ { "hop_number": 1, "from_node_id": 3676916812, "to_node_id": 2956709828, "from_node_name": "Estrella de la Muerte 📡 🌐 (4c4c)", "to_node_name": "EA7-CA-012🗼SB (CA12)", "snr": -18.5, "direction": "forward", "is_target_hop": false, "distance_meters": 76613.01635760292, "from_location_timestamp": 1758997053.2638714, "to_location_timestamp": 1759231486.513564, "from_location_age_warning": "from 0.4h ago", "to_location_age_warning": "from 2.7d later" }, { "hop_number": 2, "from_node_id": 2956709828, "to_node_id": 2077701681, "from_node_name": "EA7-CA-012🗼SB (CA12)", "to_node_name": "EA7-CA-018📡☀️ (CA18)", "snr": 2.0, "direction": "forward", "is_target_hop": false, "distance_meters": 4604.94094811465, "from_location_timestamp": 1759231486.513564, "to_location_timestamp": 1758993390.8051348, "from_location_age_warning": "from 2.7d later", "to_location_age_warning": "from 1.4h ago" } ], "return_hops": [], "total_forward_distance": 81217.95730571757, "total_return_distance": null }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!eba69543", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3676916812, "to": 1651547802, "id": 2727040730, "rx_time": 1758998474, "rx_snr": -6.0, "rx_rssi": -92, "hop_limit": 2, "hop_start": 5, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 154, "relay_node": 124, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a08c4cf3bb03136d77b120bb6ffffffffffffffff0108", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 2956709828, 2077701681 ], "snr_towards": [ -74, 8 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }

Raw Packet Data (23 bytes)

0a08c4cf3bb03136d77b120bb6ffffffffffffffff0108

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 #53640 Successo

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Dados:

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