Packet #403307

Database ID:	403307
Mesh Packet ID:	`0x33f92f86` Utilizado para correlação entre gateways
Tempo:	2025-10-17 23:44:23 UTC
Do Node:	DERRY-8 (DERY)
Para o Node:	Beefer-8 (BEEF)
Successo:	Processado
Protocolo:	TRACEROUTE_APP Port: 70

Gateway:	CT1ERW-CL-8 (ERW)
Canal:	LongFast
RSSI:	-128 dBm
SNR:	-19.75 dBm
Info Hop:	3/4 hops Início: 4, Limite: 1

Caminho da Rota:	CS7ATL-TIRES-GT-8 🇵🇹 (GT01) → Delta1#001-RL-8🇵🇹 (RL01) → Purex-CL-8 (PURX)
Quantidade de Hops:	2 hops
Estado:	Incomplete - Final destination not reached
SNR para:	-19.75 dB 2.5 dB -10.75 dB

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	DERRY-8 (DERY)	CS7ATL-TIRES-GT-8 🇵🇹 (GT01)	Unknown	-19.75 dB	Origem	Hops
2	CS7ATL-TIRES-GT-8 🇵🇹 (GT01)	Delta1#001-RL-8🇵🇹 (RL01)	2.39 km	2.5 dB	Reptido	Hops
3	Delta1#001-RL-8🇵🇹 (RL01)	Purex-CL-8 (PURX)	2.94 km	-10.75 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:	!a0cab4ac
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`	`!a0cab4ac` 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`	`3405691582` Source node ID	uint32
`to`	`3735928559` 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`	`-128.0` dBm Signal strength at gateway	int32
`rx_snr`	`-19.75` dB Signal quality at gateway	float
`rx_time`	`1760741060` 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`	`176` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1760741063.0447476` 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:	`!a0cab4ac`
Signal Metrics:	RSSI: -128.0 dBm SNR: -19.75 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": [ 2120513204, 3224916041, 268854192 ], "snr_towards": [ -19.75, 2.5, -10.75 ], "route_back": [], "snr_back": [], "route_node_names": { "3224916041": "Delta1#001-RL-8🇵🇹 (RL01)", "3735928559": "Beefer-8 (BEEF)", "268854192": "Purex-CL-8 (PURX)", "2120513204": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "3405691582": "DERRY-8 (DERY)" }, "traceroute_packet": { "packet_data": { "id": 403307, "timestamp": 1760741063.0447476, "from_node_id": 3405691582, "to_node_id": 3735928559, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!a0cab4ac", "channel_id": "LongFast", "mesh_packet_id": 871968646, "rssi": -128, "snr": -19.75, "hop_limit": 1, "hop_start": 4, "payload_length": 37, "processed_successfully": 1, "raw_payload": "0a0cb476647e495038c0b06306101215b1ffffffffffffffff010ad5ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1760741060, "pki_encrypted": 0, "next_hop": 0, "relay_node": 176, "tx_after": 0, "timestamp_str": "2025-10-17 23:44:23", "hop_count": 3, "has_payload": true, "success": 1, "from_node_name": "DERRY-8 (DERY)", "to_node_name": "Beefer-8 (BEEF)", "gateway_name": "CT1ERW-CL-8 (ERW)", "gateway_location": { "node_id": 2697639084, "latitude": 38.66624, "longitude": -9.306112, "altitude": 10, "timestamp": 1761144876.183001, "timestamp_str": "2025-10-22 15:54:36", "display_name": "CT1ERW-CL-8", "long_name": "CT1ERW-CL-8", "short_name": "ERW", "hw_model": "HELTEC_V3" } }, "resolve_names": true, "packet_id": 403307, "from_node_id": 3405691582, "to_node_id": 3735928559, "timestamp": 1760741063.0447476, "gateway_id": "!a0cab4ac", "raw_payload": "0a0cb476647e495038c0b06306101215b1ffffffffffffffff010ad5ffffffffffffffff01", "hop_limit": 1, "hop_start": 4, "from_node_name": "DERRY-8 (DERY)", "to_node_name": "!deadbeef", "route_data": { "route_nodes": [ 2120513204, 3224916041, 268854192 ], "snr_towards": [ -19.75, 2.5, -10.75 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 3405691582, 2120513204, 3224916041, 268854192 ], "node_names": [ "DERRY-8 (DERY)", "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "Delta1#001-RL-8🇵🇹 (RL01)", "Purex-CL-8 (PURX)" ], "snr_values": [ -19.75, 2.5, -10.75 ], "hops": [ { "hop_number": 1, "from_node_id": 3405691582, "to_node_id": 2120513204, "from_node_name": "DERRY-8 (DERY)", "to_node_name": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "snr": -19.75, "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" }, { "hop_number": 2, "from_node_id": 2120513204, "to_node_id": 3224916041, "from_node_name": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "to_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "snr": 2.5, "direction": "forward", "is_target_hop": false, "distance_meters": 2390.2150639450665, "from_location_timestamp": 1760688125.3595595, "to_location_timestamp": 1760738792.3018427, "from_location_age_warning": "from 14.7h ago", "to_location_age_warning": "from 0.6h ago" }, { "hop_number": 3, "from_node_id": 3224916041, "to_node_id": 268854192, "from_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "to_node_name": "Purex-CL-8 (PURX)", "snr": -10.75, "direction": "forward", "is_target_hop": false, "distance_meters": 2935.40611826549, "from_location_timestamp": 1760738792.3018427, "to_location_timestamp": 1760740159.9902384, "from_location_age_warning": "from 0.6h ago", "to_location_age_warning": "from 0.3h ago" } ], "is_complete": false, "total_hops": 3 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 3405691582, 2120513204, 3224916041, 268854192 ], "node_names": [ "DERRY-8 (DERY)", "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "Delta1#001-RL-8🇵🇹 (RL01)", "Purex-CL-8 (PURX)" ], "snr_values": [ -19.75, 2.5, -10.75 ], "hops": [ { "hop_number": 1, "from_node_id": 3405691582, "to_node_id": 2120513204, "from_node_name": "DERRY-8 (DERY)", "to_node_name": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "snr": -19.75, "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": 2120513204, "to_node_id": 3224916041, "from_node_name": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "to_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "snr": 2.5, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 2390.2150639450665, "from_location_timestamp": 1760688125.3595595, "to_location_timestamp": 1760738792.3018427, "from_location_age_warning": "from 14.7h ago", "to_location_age_warning": "from 0.6h ago" }, { "hop_number": 3, "from_node_id": 3224916041, "to_node_id": 268854192, "from_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "to_node_name": "Purex-CL-8 (PURX)", "snr": -10.75, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 2935.40611826549, "from_location_timestamp": 1760738792.3018427, "to_location_timestamp": 1760740159.9902384, "from_location_age_warning": "from 0.6h ago", "to_location_age_warning": "from 0.3h ago" } ], "is_complete": false, "total_hops": 3 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "DERRY-8 (DERY) → CS7ATL-TIRES-GT-8 🇵🇹 (GT01) → Delta1#001-RL-8🇵🇹 (RL01) → Purex-CL-8 (PURX)", "return_path_display": null, "actual_rf_path_display": "DERRY-8 (DERY) → CS7ATL-TIRES-GT-8 🇵🇹 (GT01) → Delta1#001-RL-8🇵🇹 (RL01) → Purex-CL-8 (PURX)", "forward_hops": [ { "hop_number": 1, "from_node_id": 3405691582, "to_node_id": 2120513204, "from_node_name": "DERRY-8 (DERY)", "to_node_name": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "snr": -19.75, "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" }, { "hop_number": 2, "from_node_id": 2120513204, "to_node_id": 3224916041, "from_node_name": "CS7ATL-TIRES-GT-8 🇵🇹 (GT01)", "to_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "snr": 2.5, "direction": "forward", "is_target_hop": false, "distance_meters": 2390.2150639450665, "from_location_timestamp": 1760688125.3595595, "to_location_timestamp": 1760738792.3018427, "from_location_age_warning": "from 14.7h ago", "to_location_age_warning": "from 0.6h ago" }, { "hop_number": 3, "from_node_id": 3224916041, "to_node_id": 268854192, "from_node_name": "Delta1#001-RL-8🇵🇹 (RL01)", "to_node_name": "Purex-CL-8 (PURX)", "snr": -10.75, "direction": "forward", "is_target_hop": false, "distance_meters": 2935.40611826549, "from_location_timestamp": 1760738792.3018427, "to_location_timestamp": 1760740159.9902384, "from_location_age_warning": "from 0.6h ago", "to_location_age_warning": "from 0.3h ago" } ], "return_hops": [], "total_forward_distance": 5325.621182210556, "total_return_distance": null }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!a0cab4ac", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3405691582, "to": 3735928559, "id": 871968646, "rx_time": 1760741060, "rx_snr": -19.75, "rx_rssi": -128, "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": 176, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0cb476647e495038c0b06306101215b1ffffffffffffffff010ad5ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 2120513204, 3224916041, 268854192 ], "snr_towards": [ -79, 10, -43 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }

Raw Packet Data (37 bytes)

0a0cb476647e495038c0b06306101215b1ffffffffffffffff010ad5ffffffffffffffff01

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
CT1ERW-CL-8 (ERW) Primary	0.000s Reference	-128.0 dBm	-19.75 dB	3	LongFast	2025-10-17 23:44:23	Current
VP-8 (ec44)	-3.405s Before	-121.0 dBm	-14.75 dB	2	LongFast	2025-10-17 23:44:19	View

Pacote #403307 Successo

Informação de Pacotes

Conteúdo dados

Dados:

Info. da Rota

Visualização da Rota

Passos do Traceroute

Total caminho percorrido

Combined Traceroute Graph

Legend & Paths

Nodes

Connections

Packet Paths