Pacote #31151 Successo

TRACEROUTE_APP packet from Meshtastic b4c4 (b4c4) to pedrom_cbr-GT-8 (pm_1)

5
Total Recepções
5
Gateways Únicos
1
Contagem de Hops
18
Conteúdo Bytes
Informação de Pacotes
Database ID: 31151
Mesh Packet ID: 0x55a26b0a
Utilizado para correlação entre gateways
Tempo: 2025-09-26 13:01:12 UTC
Do Node: Meshtastic b4c4 (b4c4)
Para o Node: pedrom_cbr-GT-8 (pm_1)
Successo: Processado
Protocolo: TRACEROUTE_APP
Port: 70
Gateway: PAX1-CL-8 (PAX1)
Canal: LongFast
RSSI: -127 dBm
SNR: -19.0 dBm
Info Hop: 1/4 hops
Início: 4, Limite: 3
Conteúdo dados
Protocol:o TRACEROUTE_APP
Tamanho: 18 bytes
Decoded: Sim
Dados:
Info. da Rota
Caminho da Rota: Alverca-GT-8 (ALVG)
Quantidade de Hops: 0 hops
Estado: Incomplete - Final destination not reached
SNR para: -15.75 dB
Passos do Traceroute
Hop Do Node Para Node Distancia SNR (dB) Direção Análise
1 Meshtastic b4c4 (b4c4) Alverca-GT-8 (ALVG) 1.85 km -15.75 dB Origem Hops
Traceroute incompleto - Não alcançou o destino final
Total caminho percorrido
1.85 km
Combined Traceroute Graph
Controls: Drag nodes to rearrange • Mouse wheel to zoom • Click and drag background to pan • Hover for details

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Legend & Paths
Nodes
🔄 Router Node
📡 Gateway Node
🚀 Source Node
🎯 Target Node
Connections
RF Link
Gateway Connection
Direct Reception (0 hops)
Packet Paths
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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:18 bytes
Gateway:!b9b60fc4
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:1 / 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

FieldValue
gateway_id !b9b60fc4
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (18 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1660466372
Source node ID 		uint32
to 2425773404
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 18 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi -127.0 dBm
Signal strength at gateway 		int32
rx_snr -19.00 dB
Signal quality at gateway 		float
rx_time 1758884602
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 1758888072.6526127
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: !b9b60fc4
Signal Metrics: RSSI: -127.0 dBm
SNR: -19.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:18 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 382705988 ], "snr_towards": [ -15.75 ], "route_back": [], "snr_back": [], "route_node_names": { "1660466372": "Meshtastic b4c4 (b4c4)", "382705988": "Alverca-GT-8 (ALVG)", "2425773404": "pedrom_cbr-GT-8 (pm_1)" }, "traceroute_packet": { "packet_data": { "id": 31151, "timestamp": 1758888072.6526127, "from_node_id": 1660466372, "to_node_id": 2425773404, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!b9b60fc4", "channel_id": "LongFast", "mesh_packet_id": 1436707594, "rssi": -127, "snr": -19.0, "hop_limit": 3, "hop_start": 4, "payload_length": 18, "processed_successfully": 1, "raw_payload": "0a0444a1cf16120ac1ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1758884602, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "timestamp_str": "2025-09-26 13:01:12", "hop_count": 1, "has_payload": true, "success": 1, "from_node_name": "Meshtastic b4c4 (b4c4)", "to_node_name": "pedrom_cbr-GT-8 (pm_1)", "gateway_name": "PAX1-CL-8 (PAX1)", "gateway_location": { "node_id": 3115716548, "latitude": 38.7514368, "longitude": -9.1291648, "altitude": 104, "timestamp": 1760767605.9879558, "timestamp_str": "2025-10-18 07:06:45", "display_name": "PAX1-CL-8", "long_name": "PAX1-CL-8", "short_name": "PAX1", "hw_model": "T_ECHO" } }, "resolve_names": true, "packet_id": 31151, "from_node_id": 1660466372, "to_node_id": 2425773404, "timestamp": 1758888072.6526127, "gateway_id": "!b9b60fc4", "raw_payload": "0a0444a1cf16120ac1ffffffffffffffff01", "hop_limit": 3, "hop_start": 4, "from_node_name": "Meshtastic b4c4 (b4c4)", "to_node_name": "!90965d5c", "route_data": { "route_nodes": [ 382705988 ], "snr_towards": [ -15.75 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 1660466372, 382705988 ], "node_names": [ "Meshtastic b4c4 (b4c4)", "Alverca-GT-8 (ALVG)" ], "snr_values": [ -15.75 ], "hops": [ { "hop_number": 1, "from_node_id": 1660466372, "to_node_id": 382705988, "from_node_name": "Meshtastic b4c4 (b4c4)", "to_node_name": "Alverca-GT-8 (ALVG)", "snr": -15.75, "direction": "forward", "is_target_hop": false, "distance_meters": 1846.7878592037216, "from_location_timestamp": 1758842641.0224257, "to_location_timestamp": 1758886933.4977536, "from_location_age_warning": "from 12.6h ago", "to_location_age_warning": "from 0.3h ago" } ], "is_complete": false, "total_hops": 1 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 1660466372, 382705988 ], "node_names": [ "Meshtastic b4c4 (b4c4)", "Alverca-GT-8 (ALVG)" ], "snr_values": [ -15.75 ], "hops": [ { "hop_number": 1, "from_node_id": 1660466372, "to_node_id": 382705988, "from_node_name": "Meshtastic b4c4 (b4c4)", "to_node_name": "Alverca-GT-8 (ALVG)", "snr": -15.75, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 1846.7878592037216, "from_location_timestamp": 1758842641.0224257, "to_location_timestamp": 1758886933.4977536, "from_location_age_warning": "from 12.6h ago", "to_location_age_warning": "from 0.3h ago" } ], "is_complete": false, "total_hops": 1 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "Meshtastic b4c4 (b4c4) → Alverca-GT-8 (ALVG)", "return_path_display": null, "actual_rf_path_display": "Meshtastic b4c4 (b4c4) → Alverca-GT-8 (ALVG)", "forward_hops": [ { "hop_number": 1, "from_node_id": 1660466372, "to_node_id": 382705988, "from_node_name": "Meshtastic b4c4 (b4c4)", "to_node_name": "Alverca-GT-8 (ALVG)", "snr": -15.75, "direction": "forward", "is_target_hop": false, "distance_meters": 1846.7878592037216, "from_location_timestamp": 1758842641.0224257, "to_location_timestamp": 1758886933.4977536, "from_location_age_warning": "from 12.6h ago", "to_location_age_warning": "from 0.3h ago" } ], "return_hops": [], "total_forward_distance": 1846.7878592037216, "total_return_distance": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!b9b60fc4", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1660466372, "to": 2425773404, "id": 1436707594, "rx_time": 1758884602, "rx_snr": -19.0, "rx_rssi": -127, "hop_limit": 3, "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": "0a0444a1cf16120ac1ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 382705988 ], "snr_towards": [ -63 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (18 bytes)
0a0444a1cf16120ac1ffffffffffffffff01
Hex Analysis:
Size:18 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.
All Receptions
All gateways that received this packet
Correlation: Using Mesh Packet ID
Reception Locations

Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
PAX1-CL-8 (PAX1) Primary 0.000s
Reference 		-127.0 dBm -19.00 dB 1 LongFast 2025-09-26 13:01:12 Current
NPatroni-GW-8 (aba4) -3471.232s
Before 		-105.0 dBm -5.25 dB 1 LongFast 2025-09-26 12:03:21 View
CT1FHW1🇵🇹-GW-8 (FHW1) -3465.459s
Before 		-107.0 dBm -8.25 dB 4 LongFast 2025-09-26 12:03:27 View
GZ7d0-GW-01-8 (GZG1) -3465.005s
Before 		-134.0 dBm -15.25 dB 4 LongFast 2025-09-26 12:03:27 View
CT1ERW-CL-8 (ERW) -3464.745s
Before 		-127.0 dBm -16.50 dB 4 LongFast 2025-09-26 12:03:27 View
5

Total Receptions

5

Unique Gateways