Packet #431908

Database ID:	431908
Mesh Packet ID:	`0x3efb5747` Utilizado para correlação entre gateways
Tempo:	2025-10-19 11:53:54 UTC
Do Node:	CR7BUK-CL-8 (7BUK)
Para o Node:	OLH1-CL-8 (OLH1)
Successo:	Processado
Protocolo:	TRACEROUTE_APP Port: 70

Gateway:	CR7BUI-CL-8 (7BUI)
Canal:	LongFast
RSSI:	-95 dBm
SNR:	6.5 dBm
Info Hop:	2/2 hops Início: 2, Limite: 0

SNR para:	0.0 dB
Caminho percorrido:	VARTV-RL-8 (VATV) → TVD0-GT-8 (TVD0)
SNR de:	-10.0 dB -7.0 dB

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	OLH1-CL-8 (OLH1)	CR7BUK-CL-8 (7BUK)	33.12 km	0.0 dB	Origem	Hops
Traceroute incompleto - Não alcançou o destino final

Hop	Do Node	Para Node	Distancia	SNR (dB)	Direção	Análise
1	CR7BUK-CL-8 (7BUK)	VARTV-RL-8 (VATV)	2.82 km	-10.0 dB	Início do retorno:	Hops
2	VARTV-RL-8 (VATV)	TVD0-GT-8 (TVD0)	1.12 km	-7.0 dB	Fim 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:	35 bytes
Gateway:	!ba6a711c
Channel:	LongFast
Payload Type:	TRACEROUTE_APP
Hop Count:	2 / 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`	`!ba6a711c` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (35 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`3677037952` Source node ID	uint32
`to`	`3677333264` Target node ID	uint32
`decoded.portnum`	`70` TRACEROUTE_APP	enum
`decoded.payload_length`	`35` bytes	size
`hop_limit`	Not set	uint32
`hop_start`	`2` Initial hop limit	uint32
`hops_taken`	`2` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-95.0` dBm Signal strength at gateway	int32
`rx_snr`	`6.50` dB Signal quality at gateway	float
`rx_time`	`1760870659` 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`	`8` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1760871234.5264835` 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:	`!ba6a711c`
Signal Metrics:	RSSI: -95.0 dBm SNR: 6.50 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TRACEROUTE_APP
Size:	35 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "route_nodes": [], "snr_towards": [ 0.0 ], "route_back": [ 1640420756, 1244692488 ], "snr_back": [ -10.0, -7.0 ], "route_node_names": { "1244692488": "TVD0-GT-8 (TVD0)", "3677333264": "OLH1-CL-8 (OLH1)", "1640420756": "VARTV-RL-8 (VATV)", "3677037952": "CR7BUK-CL-8 (7BUK)" }, "traceroute_packet": { "packet_data": { "id": 431908, "timestamp": 1760871234.5264835, "from_node_id": 3677037952, "to_node_id": 3677333264, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!ba6a711c", "channel_id": "LongFast", "mesh_packet_id": 1056659271, "rssi": -95, "snr": 6.5, "hop_limit": 0, "hop_start": 2, "payload_length": 35, "processed_successfully": 1, "raw_payload": "1201001a0894d5c6610880304a2214d8ffffffffffffffff01e4ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1760870659, "pki_encrypted": 0, "next_hop": 0, "relay_node": 8, "tx_after": 0, "timestamp_str": "2025-10-19 11:53:54", "hop_count": 2, "has_payload": true, "success": 1, "from_node_name": "CR7BUK-CL-8 (7BUK)", "to_node_name": "OLH1-CL-8 (OLH1)", "gateway_name": "CR7BUI-CL-8 (7BUI)", "gateway_location": { "node_id": 3127537948, "latitude": 39.0918144, "longitude": -9.2639232, "altitude": 28, "timestamp": 1758973988.8451185, "timestamp_str": "2025-09-27 12:53:08", "display_name": "CR7BUI-CL-8", "long_name": "CR7BUI-CL-8", "short_name": "7BUI", "hw_model": "HELTEC_V3" } }, "resolve_names": true, "packet_id": 431908, "from_node_id": 3677037952, "to_node_id": 3677333264, "timestamp": 1760871234.5264835, "gateway_id": "!ba6a711c", "raw_payload": "1201001a0894d5c6610880304a2214d8ffffffffffffffff01e4ffffffffffffffff01", "hop_limit": 0, "hop_start": 2, "from_node_name": "CR7BUK-CL-8 (7BUK)", "to_node_name": "OLH1-CL-8 (OLH1)", "route_data": { "route_nodes": [], "snr_towards": [ 0.0 ], "route_back": [ 1640420756, 1244692488 ], "snr_back": [ -10.0, -7.0 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 3677333264, 3677037952 ], "node_names": [ "OLH1-CL-8 (OLH1)", "CR7BUK-CL-8 (7BUK)" ], "snr_values": [ 0.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3677333264, "to_node_id": 3677037952, "from_node_name": "OLH1-CL-8 (OLH1)", "to_node_name": "CR7BUK-CL-8 (7BUK)", "snr": 0.0, "direction": "forward", "is_target_hop": false, "distance_meters": 33123.675270892614, "from_location_timestamp": 1760796796.817126, "to_location_timestamp": 1760811666.7212043, "from_location_age_warning": "from 20.7h ago", "to_location_age_warning": "from 16.5h ago" } ], "is_complete": false, "total_hops": 1 }, "return_path": { "path_type": "return", "node_ids": [ 3677037952, 1640420756, 1244692488 ], "node_names": [ "CR7BUK-CL-8 (7BUK)", "VARTV-RL-8 (VATV)", "TVD0-GT-8 (TVD0)" ], "snr_values": [ -10.0, -7.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3677037952, "to_node_id": 1640420756, "from_node_name": "CR7BUK-CL-8 (7BUK)", "to_node_name": "VARTV-RL-8 (VATV)", "snr": -10.0, "direction": "return", "is_target_hop": false, "distance_meters": 2822.683367730592, "from_location_timestamp": 1760811666.7212043, "to_location_timestamp": 1760862646.0529456, "from_location_age_warning": "from 16.5h ago", "to_location_age_warning": "from 2.4h ago" }, { "hop_number": 2, "from_node_id": 1640420756, "to_node_id": 1244692488, "from_node_name": "VARTV-RL-8 (VATV)", "to_node_name": "TVD0-GT-8 (TVD0)", "snr": -7.0, "direction": "return", "is_target_hop": false, "distance_meters": 1117.0480107908681, "from_location_timestamp": 1760862646.0529456, "to_location_timestamp": 1760788784.9007483, "from_location_age_warning": "from 2.4h ago", "to_location_age_warning": "from 22.9h ago" } ], "is_complete": false, "total_hops": 2 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 3677333264, 3677037952, 1640420756, 1244692488 ], "node_names": [ "OLH1-CL-8 (OLH1)", "CR7BUK-CL-8 (7BUK)", "VARTV-RL-8 (VATV)", "TVD0-GT-8 (TVD0)" ], "snr_values": [ 0.0, -10.0, -7.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3677333264, "to_node_id": 3677037952, "from_node_name": "OLH1-CL-8 (OLH1)", "to_node_name": "CR7BUK-CL-8 (7BUK)", "snr": 0.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 33123.675270892614, "from_location_timestamp": 1760796796.817126, "to_location_timestamp": 1760811666.7212043, "from_location_age_warning": "from 20.7h ago", "to_location_age_warning": "from 16.5h ago" }, { "hop_number": 2, "from_node_id": 3677037952, "to_node_id": 1640420756, "from_node_name": "CR7BUK-CL-8 (7BUK)", "to_node_name": "VARTV-RL-8 (VATV)", "snr": -10.0, "direction": "return_rf", "is_target_hop": false, "distance_meters": 2822.683367730592, "from_location_timestamp": 1760811666.7212043, "to_location_timestamp": 1760862646.0529456, "from_location_age_warning": "from 16.5h ago", "to_location_age_warning": "from 2.4h ago" }, { "hop_number": 3, "from_node_id": 1640420756, "to_node_id": 1244692488, "from_node_name": "VARTV-RL-8 (VATV)", "to_node_name": "TVD0-GT-8 (TVD0)", "snr": -7.0, "direction": "return_rf", "is_target_hop": false, "distance_meters": 1117.0480107908681, "from_location_timestamp": 1760862646.0529456, "to_location_timestamp": 1760788784.9007483, "from_location_age_warning": "from 2.4h ago", "to_location_age_warning": "from 22.9h ago" } ], "is_complete": false, "total_hops": 3 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "OLH1-CL-8 (OLH1) → CR7BUK-CL-8 (7BUK)", "return_path_display": "CR7BUK-CL-8 (7BUK) → VARTV-RL-8 (VATV) → TVD0-GT-8 (TVD0)", "actual_rf_path_display": "OLH1-CL-8 (OLH1) → CR7BUK-CL-8 (7BUK) → VARTV-RL-8 (VATV) → TVD0-GT-8 (TVD0)", "forward_hops": [ { "hop_number": 1, "from_node_id": 3677333264, "to_node_id": 3677037952, "from_node_name": "OLH1-CL-8 (OLH1)", "to_node_name": "CR7BUK-CL-8 (7BUK)", "snr": 0.0, "direction": "forward", "is_target_hop": false, "distance_meters": 33123.675270892614, "from_location_timestamp": 1760796796.817126, "to_location_timestamp": 1760811666.7212043, "from_location_age_warning": "from 20.7h ago", "to_location_age_warning": "from 16.5h ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 3677037952, "to_node_id": 1640420756, "from_node_name": "CR7BUK-CL-8 (7BUK)", "to_node_name": "VARTV-RL-8 (VATV)", "snr": -10.0, "direction": "return", "is_target_hop": false, "distance_meters": 2822.683367730592, "from_location_timestamp": 1760811666.7212043, "to_location_timestamp": 1760862646.0529456, "from_location_age_warning": "from 16.5h ago", "to_location_age_warning": "from 2.4h ago" }, { "hop_number": 2, "from_node_id": 1640420756, "to_node_id": 1244692488, "from_node_name": "VARTV-RL-8 (VATV)", "to_node_name": "TVD0-GT-8 (TVD0)", "snr": -7.0, "direction": "return", "is_target_hop": false, "distance_meters": 1117.0480107908681, "from_location_timestamp": 1760862646.0529456, "to_location_timestamp": 1760788784.9007483, "from_location_age_warning": "from 2.4h ago", "to_location_age_warning": "from 22.9h ago" } ], "total_forward_distance": 33123.675270892614, "total_return_distance": 3939.73137852146 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!ba6a711c", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3677037952, "to": 3677333264, "id": 1056659271, "rx_time": 1760870659, "rx_snr": 6.5, "rx_rssi": -95, "hop_limit": 0, "hop_start": 2, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 8, "tx_after": 0, "decoded": { "portnum": 70, "payload": "1201001a0894d5c6610880304a2214d8ffffffffffffffff01e4ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "snr_towards": [ 0 ], "route_back": [ 1640420756, 1244692488 ], "snr_back": [ -40, -28 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }

Raw Packet Data (35 bytes)

1201001a0894d5c6610880304a2214d8ffffffffffffffff01e4ffffffffffffffff01

Hex Analysis:

Size:	35 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 #431908 Successo

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