Packet #2895644 Success

TRACEROUTE_APP packet from EC2UT_Oscar_T1000E_2b15 (2UT) to FXZG-CL-868-7ca4 (FXZG)

5
Total Receptions
2
Unique Gateways
0
Hop Count
56
Payload Bytes
Packet Information
Database ID: 2895644
Mesh Packet ID: 0xf0d856cf
Used for correlation across gateways
Timestamp: 2025-07-05 13:44:59 UTC
From Node: EC2UT_Oscar_T1000E_2b15 (2UT)
To Node: FXZG-CL-868-7ca4 (FXZG)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: FXZG-CL-868-7ca4 (FXZG)
Channel: Iberia
RSSI: -117 dBm
SNR: -6.75 dBm
Hop Info: 0/5 hops
Start: 5, Limit: 5
Payload Data
Protocol: TRACEROUTE_APP
Size: 56 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: !ffffffff → !ffffffff → 2CRP
Hop Count: 2 hops
Status: Complete
SNR Towards: -32.0 dB -32.0 dB -12.5 dB -3.5 dB
Route Visualization

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Map shows the geographic path if nodes have shared location data.
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 EC2UT_Oscar_T1000E_2b15 (2UT) !ffffffff Unknown -32.0 dB Origin Hops
2 !ffffffff !ffffffff Unknown -32.0 dB Relay Hops
3 !ffffffff 2CRP Unknown -12.5 dB Destination Hops
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:56 bytes
Gateway:!849b7ca4
Channel:Iberia
Payload Type:TRACEROUTE_APP
Hop Count:Unknown / 5
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 4 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ RF signal metrics exposed (location inference possible)
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !849b7ca4
Node ID format
channel_id Iberia
packet MeshPacket (56 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 460073749
Source node ID 		uint32
to 2224782500
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 56 bytes size
hop_limit 5
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -117.0 dBm
Signal strength at gateway 		int32
rx_snr -6.75 dB
Signal quality at gateway 		float
rx_time 1751723095
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 21
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1751723099.1522524
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
  • ✓ Custom channel: Iberia
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Want ack: True
Gateway ID: !849b7ca4
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -117.0 dBm
SNR: -6.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:56 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 4294967295, 4294967295, 3676941556 ], "snr_towards": [ -32.0, -32.0, -12.5, -3.5 ], "route_back": [], "snr_back": [], "route_node_names": { "2224782500": "FXZG-CL-868-7ca4 (FXZG)", "3676941556": "2CRP", "460073749": "EC2UT_Oscar_T1000E_2b15 (2UT)", "4294967295": "!ffffffff" }, "traceroute_packet": { "packet_data": { "id": 2895644, "timestamp": 1751723099.1522524, "from_node_id": 460073749, "to_node_id": 2224782500, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!849b7ca4", "channel_id": "Iberia", "mesh_packet_id": 4040709839, "rssi": -117, "snr": -6.75, "hop_limit": 5, "hop_start": 5, "payload_length": 56, "processed_successfully": 1, "raw_payload": "0a0cfffffffffffffffff4ac29db122880ffffffffffffffff0180ffffffffffffffff01ceffffffffffffffff01f2ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1751723095, "pki_encrypted": 0, "next_hop": 0, "relay_node": 21, "tx_after": 0, "timestamp_str": "2025-07-05 13:44:59", "hop_count": 0, "has_payload": true, "success": 1, "from_node_name": "EC2UT_Oscar_T1000E_2b15 (2UT)", "to_node_name": "FXZG-CL-868-7ca4 (FXZG)", "gateway_name": "FXZG-CL-868-7ca4 (FXZG)", "gateway_location": { "node_id": 2224782500, "latitude": 41.6268288, "longitude": -0.8798208, "altitude": 237, "timestamp": 1752928285.7652617, "timestamp_str": "2025-07-19 12:31:25", "display_name": "FXZG-CL-868-7ca4", "long_name": "FXZG-CL-868-7ca4", "short_name": "FXZG", "hw_model": "HELTEC_V3" } }, "resolve_names": true, "packet_id": 2895644, "from_node_id": 460073749, "to_node_id": 2224782500, "timestamp": 1751723099.1522524, "gateway_id": "!849b7ca4", "raw_payload": "0a0cfffffffffffffffff4ac29db122880ffffffffffffffff0180ffffffffffffffff01ceffffffffffffffff01f2ffffffffffffffff01", "hop_limit": 5, "hop_start": 5, "from_node_name": "EC2UT_Oscar_T1000E_2b15 (2UT)", "to_node_name": "FXZG-CL-868-7ca4 (FXZG)", "route_data": { "route_nodes": [ 4294967295, 4294967295, 3676941556 ], "snr_towards": [ -32.0, -32.0, -12.5, -3.5 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 460073749, 4294967295, 4294967295, 3676941556 ], "node_names": [ "EC2UT_Oscar_T1000E_2b15 (2UT)", "!ffffffff", "!ffffffff", "2CRP" ], "snr_values": [ -32.0, -32.0, -12.5, -3.5 ], "hops": [ { "hop_number": 1, "from_node_id": 460073749, "to_node_id": 4294967295, "from_node_name": "EC2UT_Oscar_T1000E_2b15 (2UT)", "to_node_name": "!ffffffff", "snr": -32.0, "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" }, { "hop_number": 2, "from_node_id": 4294967295, "to_node_id": 4294967295, "from_node_name": "!ffffffff", "to_node_name": "!ffffffff", "snr": -32.0, "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" }, { "hop_number": 3, "from_node_id": 4294967295, "to_node_id": 3676941556, "from_node_name": "!ffffffff", "to_node_name": "2CRP", "snr": -12.5, "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" } ], "is_complete": false, "total_hops": 3 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 2224782500, 4294967295, 3676941556, 460073749 ], "node_names": [ "FXZG-CL-868-7ca4 (FXZG)", "!ffffffff", "2CRP", "EC2UT_Oscar_T1000E_2b15 (2UT)" ], "snr_values": [ -32.0, -32.0, -12.5, -3.5 ], "hops": [ { "hop_number": 1, "from_node_id": 2224782500, "to_node_id": 4294967295, "from_node_name": "FXZG-CL-868-7ca4 (FXZG)", "to_node_name": "!ffffffff", "snr": -32.0, "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" }, { "hop_number": 2, "from_node_id": 4294967295, "to_node_id": 4294967295, "from_node_name": "!ffffffff", "to_node_name": "!ffffffff", "snr": -32.0, "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" }, { "hop_number": 3, "from_node_id": 4294967295, "to_node_id": 3676941556, "from_node_name": "!ffffffff", "to_node_name": "2CRP", "snr": -12.5, "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": 4, "from_node_id": 3676941556, "to_node_id": 460073749, "from_node_name": "2CRP", "to_node_name": "EC2UT_Oscar_T1000E_2b15 (2UT)", "snr": -3.5, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 1295.5879685596096, "from_location_timestamp": 1751722991.707701, "to_location_timestamp": 1751722880.3909636, "from_location_age_warning": "from 0.0h ago", "to_location_age_warning": "from 0.1h ago" } ], "is_complete": true, "total_hops": 4 } }, "has_return_path": false, "is_complete": true, "forward_path_display": "EC2UT_Oscar_T1000E_2b15 (2UT) → !ffffffff → !ffffffff → 2CRP", "return_path_display": null, "actual_rf_path_display": "FXZG-CL-868-7ca4 (FXZG) → !ffffffff → 2CRP → EC2UT_Oscar_T1000E_2b15 (2UT)", "forward_hops": [ { "hop_number": 1, "from_node_id": 460073749, "to_node_id": 4294967295, "from_node_name": "EC2UT_Oscar_T1000E_2b15 (2UT)", "to_node_name": "!ffffffff", "snr": -32.0, "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" }, { "hop_number": 2, "from_node_id": 4294967295, "to_node_id": 4294967295, "from_node_name": "!ffffffff", "to_node_name": "!ffffffff", "snr": -32.0, "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" }, { "hop_number": 3, "from_node_id": 4294967295, "to_node_id": 3676941556, "from_node_name": "!ffffffff", "to_node_name": "2CRP", "snr": -12.5, "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" } ], "return_hops": [], "total_forward_distance": 0, "total_return_distance": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!849b7ca4", "channel_id": "Iberia", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 460073749, "to": 2224782500, "id": 4040709839, "rx_time": 1751723095, "rx_snr": -6.75, "rx_rssi": -117, "hop_limit": 5, "hop_start": 5, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 21, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0cfffffffffffffffff4ac29db122880ffffffffffffffff0180ffffffffffffffff01ceffffffffffffffff01f2ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 4294967295, 4294967295, 3676941556 ], "snr_towards": [ -128, -128, -50, -14 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (56 bytes)
0a0cfffffffffffffffff4ac29db122880ffffffffffffffff0180ffffffffffffffff01ceffffffffffffffff01f2ffffffffffffffff01
Hex Analysis:
Size:56 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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Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
FXZG-CL-868-7ca4 (FXZG) Primary 0.000s
Reference 		-117.0 dBm -6.75 dB 0 Iberia 2025-07-05 13:44:59 Current
EC2UT_Oscar_T1000E_2b15 (2UT) -4.259s
Before 		Unknown Unknown 0 Iberia 2025-07-05 13:44:54 View
EC2UT_Oscar_T1000E_2b15 (2UT) -4.209s
Before 		Unknown Unknown 0 Iberia 2025-07-05 13:44:54 View
FXZG-CL-868-7ca4 (FXZG) -0.047s
Before 		-117.0 dBm -6.75 dB 0 Iberia 2025-07-05 13:44:59 View
EC2UT_Oscar_T1000E_2b15 (2UT) +3.429s
After 		Unknown Unknown 0 Iberia 2025-07-05 13:45:02 View
5

Total Receptions

2

Unique Gateways