Packet #5537976 Success

TRACEROUTE_APP packet from Rubí - FCS (FCS) to JAVEJO-HELIOS-GT-8 (JSOL)

9
Total Receptions
8
Unique Gateways
3
Hop Count
46
Payload Bytes
Packet Information
Database ID: 5537976
Mesh Packet ID: 0x1ad3452a
Used for correlation across gateways
Timestamp: 2025-08-02 21:04:43 UTC
From Node: Rubí - FCS (FCS)
To Node: JAVEJO-HELIOS-GT-8 (JSOL)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: SPA3NF-CL-868 🗼 ($PA3)
Channel: LongFast
RSSI: -77 dBm
SNR: 6.25 dBm
Hop Info: 3/7 hops
Start: 7, Limit: 4
Payload Data
Protocol: TRACEROUTE_APP
Size: 46 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: g0remote (g0rr) Meshtastic 6f8f (6f8f) COLLSEROLA-R-868 (CRTR)
Hop Count: 2 hops
Status: Incomplete - Final destination not reached
SNR Towards: -18.75 dB -14.5 dB -12.0 dB
Route Visualization
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Loading route map...

Map shows the geographic path if nodes have shared location data.
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Rubí - FCS (FCS) g0remote (g0rr) Unknown -18.75 dB Origin Hops
2 g0remote (g0rr) Meshtastic 6f8f (6f8f) Unknown -14.5 dB Relay Hops
3 Meshtastic 6f8f (6f8f) COLLSEROLA-R-868 (CRTR) Unknown -12.0 dB Relay Hops
Traceroute incomplete - Final destination not reached
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:46 bytes
Gateway:!908e5d8f
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:3 / 7
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 !908e5d8f
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (46 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3677295992
Source node ID
uint32
to 504507448
Target node ID
uint32
decoded.portnum 70
TRACEROUTE_APP
enum
decoded.payload_length 46 bytes size
hop_limit 4
Remaining hops allowed
uint32
hop_start 7
Initial hop limit
uint32
hops_taken 3
Calculated: hop_start - hop_limit
derived
rx_rssi -77.0 dBm
Signal strength at gateway
int32
rx_snr 6.25 dB
Signal quality at gateway
float
rx_time 1754168682
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 228
Relay node ID
uint32
tx_after Not set uint32
timestamp 1754168683.5775628
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: !908e5d8f
Signal Metrics: RSSI: -77.0 dBm
SNR: 6.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:46 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 335407001, 1044606863, 2601932004 ], "snr_towards": [ -18.75, -14.5, -12.0 ], "route_back": [], "snr_back": [], "route_node_names": { "2601932004": "COLLSEROLA-R-868 (CRTR)", "1044606863": "Meshtastic 6f8f (6f8f)", "3677295992": "Rubí - FCS (FCS)", "335407001": "g0remote (g0rr)", "504507448": "JAVEJO-HELIOS-GT-8 (JSOL)" }, "traceroute_packet": { "packet_data": { "id": 5537976, "timestamp": 1754168683.5775628, "from_node_id": 3677295992, "to_node_id": 504507448, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!908e5d8f", "channel_id": "LongFast", "mesh_packet_id": 450053418, "rssi": -77, "snr": 6.25, "hop_limit": 4, "hop_start": 7, "payload_length": 46, "processed_successfully": 1, "raw_payload": "0a0c99e7fd138f6f433ee454169b121eb5ffffffffffffffff01c6ffffffffffffffff01d0ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1754168682, "pki_encrypted": 0, "next_hop": 0, "relay_node": 228, "tx_after": 0, "timestamp_str": "2025-08-02 21:04:43", "hop_count": 3, "has_payload": true, "success": 1, "from_node_name": "Rubí - FCS (FCS)", "to_node_name": "JAVEJO-HELIOS-GT-8 (JSOL)", "gateway_name": "SPA3NF-CL-868 🗼 ($PA3)", "gateway_location": { "node_id": 2425249167, "latitude": 41.48552, "longitude": 2.1851499, "altitude": 69, "timestamp": 1757753634.751148, "timestamp_str": "2025-09-13 08:53:54", "display_name": "SPA3NF-CL-868 🗼", "long_name": "SPA3NF-CL-868 🗼", "short_name": "$PA3", "hw_model": "NRF52_PROMICRO_DIY" } }, "resolve_names": true, "packet_id": 5537976, "from_node_id": 3677295992, "to_node_id": 504507448, "timestamp": 1754168683.5775628, "gateway_id": "!908e5d8f", "raw_payload": "0a0c99e7fd138f6f433ee454169b121eb5ffffffffffffffff01c6ffffffffffffffff01d0ffffffffffffffff01", "hop_limit": 4, "hop_start": 7, "from_node_name": "Rubí - FCS (FCS)", "to_node_name": "!1e122c38", "route_data": { "route_nodes": [ 335407001, 1044606863, 2601932004 ], "snr_towards": [ -18.75, -14.5, -12.0 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 3677295992, 335407001, 1044606863, 2601932004 ], "node_names": [ "Rubí - FCS (FCS)", "g0remote (g0rr)", "Meshtastic 6f8f (6f8f)", "COLLSEROLA-R-868 (CRTR)" ], "snr_values": [ -18.75, -14.5, -12.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3677295992, "to_node_id": 335407001, "from_node_name": "Rubí - FCS (FCS)", "to_node_name": "g0remote (g0rr)", "snr": -18.75, "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": 335407001, "to_node_id": 1044606863, "from_node_name": "g0remote (g0rr)", "to_node_name": "Meshtastic 6f8f (6f8f)", "snr": -14.5, "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": 3, "from_node_id": 1044606863, "to_node_id": 2601932004, "from_node_name": "Meshtastic 6f8f (6f8f)", "to_node_name": "COLLSEROLA-R-868 (CRTR)", "snr": -12.0, "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" } ], "is_complete": false, "total_hops": 3 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 3677295992, 335407001, 1044606863, 2601932004 ], "node_names": [ "Rubí - FCS (FCS)", "g0remote (g0rr)", "Meshtastic 6f8f (6f8f)", "COLLSEROLA-R-868 (CRTR)" ], "snr_values": [ -18.75, -14.5, -12.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3677295992, "to_node_id": 335407001, "from_node_name": "Rubí - FCS (FCS)", "to_node_name": "g0remote (g0rr)", "snr": -18.75, "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": 335407001, "to_node_id": 1044606863, "from_node_name": "g0remote (g0rr)", "to_node_name": "Meshtastic 6f8f (6f8f)", "snr": -14.5, "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": 3, "from_node_id": 1044606863, "to_node_id": 2601932004, "from_node_name": "Meshtastic 6f8f (6f8f)", "to_node_name": "COLLSEROLA-R-868 (CRTR)", "snr": -12.0, "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" } ], "is_complete": false, "total_hops": 3 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "Rubí - FCS (FCS) → g0remote (g0rr) → Meshtastic 6f8f (6f8f) → COLLSEROLA-R-868 (CRTR)", "return_path_display": null, "actual_rf_path_display": "Rubí - FCS (FCS) → g0remote (g0rr) → Meshtastic 6f8f (6f8f) → COLLSEROLA-R-868 (CRTR)", "forward_hops": [ { "hop_number": 1, "from_node_id": 3677295992, "to_node_id": 335407001, "from_node_name": "Rubí - FCS (FCS)", "to_node_name": "g0remote (g0rr)", "snr": -18.75, "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": 335407001, "to_node_id": 1044606863, "from_node_name": "g0remote (g0rr)", "to_node_name": "Meshtastic 6f8f (6f8f)", "snr": -14.5, "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": 3, "from_node_id": 1044606863, "to_node_id": 2601932004, "from_node_name": "Meshtastic 6f8f (6f8f)", "to_node_name": "COLLSEROLA-R-868 (CRTR)", "snr": -12.0, "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" } ], "return_hops": [], "total_forward_distance": 0, "total_return_distance": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!908e5d8f", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3677295992, "to": 504507448, "id": 450053418, "rx_time": 1754168682, "rx_snr": 6.25, "rx_rssi": -77, "hop_limit": 4, "hop_start": 7, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 228, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0c99e7fd138f6f433ee454169b121eb5ffffffffffffffff01c6ffffffffffffffff01d0ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 335407001, 1044606863, 2601932004 ], "snr_towards": [ -75, -58, -48 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (46 bytes)
0a0c99e7fd138f6f433ee454169b121eb5ffffffffffffffff01c6ffffffffffffffff01d0ffffffffffffffff01
Hex Analysis:
Size:46 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
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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
SPA3NF-CL-868 🗼 ($PA3) Primary 0.000s
Reference
-77.0 dBm 6.25 dB 3 LongFast 2025-08-02 21:04:43 Current
Rubí - FCS (FCS) -5.288s
Before
Unknown Unknown 0 LongFast 2025-08-02 21:04:38 View
g0maintt (g0mq) -2.709s
Before
-122.0 dBm -19.00 dB 1 LongFast 2025-08-02 21:04:40 View
CODY-ConcaDeTremp-GW-868 (CODY) -1.677s
Before
-122.0 dBm -11.50 dB 2 LongFast 2025-08-02 21:04:41 View
EB3FWC-Girona📡-GW-868 (EB3F) -0.307s
Before
-98.0 dBm -9.00 dB 3 LongFast 2025-08-02 21:04:43 View
MontcadaCentro-CL-868🗼🌐 (d9e8) -0.113s
Before
-107.0 dBm -7.25 dB 3 LongFast 2025-08-02 21:04:43 View
CV-Oriol-GW-8 📡 (CVO2) +0.454s
After
-102.0 dBm 4.00 dB 3 LongFast 2025-08-02 21:04:44 View
Mhydhesh (MHYD) +1.617s
After
-127.0 dBm -16.00 dB 4 LongFast 2025-08-02 21:04:45 View
Rubí - FCS (FCS) +2.549s
After
Unknown Unknown 0 LongFast 2025-08-02 21:04:46 View
9

Total Receptions

8

Unique Gateways