Packet #3908070 Success

TRACEROUTE_APP packet from GHT_Terrassa-CL-8 (GHT1) to XyonLink📡 (XNLK)

1
Total Receptions
1
Unique Gateways
3
Hop Count
74
Payload Bytes
Packet Information
Database ID: 3908070
Mesh Packet ID: 0x05ebde86
Used for correlation across gateways
Timestamp: 2025-07-16 19:46:54 UTC
From Node: GHT_Terrassa-CL-8 (GHT1)
To Node: XyonLink📡 (XNLK)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: MontcadaCentro-CL-868🗼🌐 (d9e8)
Channel: LongFast
RSSI: -112 dBm
SNR: -12.25 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Payload Data
Protocol: TRACEROUTE_APP
Size: 74 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: EA3IOT-GW-868🗼 (IOTA)
Hop Count: 0 hops
Status: Forward incomplete, Return in progress
SNR Towards: -16.25 dB -19.25 dB
Return Path: !ffffffff → EA3BQ (E3BQ) → COLLSEROLA-R-868 (CRTR)
SNR Back: -32.0 dB -9.0 dB -4.0 dB
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 XyonLink📡 (XNLK) EA3IOT-GW-868🗼 (IOTA) Unknown -16.25 dB Origin Hops
2 EA3IOT-GW-868🗼 (IOTA) GHT_Terrassa-CL-8 (GHT1) 29.65 km -19.25 dB Relay Hops
Traceroute incomplete - Final destination not reached
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 GHT_Terrassa-CL-8 (GHT1) !ffffffff Unknown -32.0 dB Return Start Hops
2 !ffffffff EA3BQ (E3BQ) Unknown -9.0 dB Return Relay Hops
3 EA3BQ (E3BQ) COLLSEROLA-R-868 (CRTR) 29.57 km -4.0 dB Return End Hops
Total Forward Distance
29.65 km
Total Return Distance
29.57 km
Combined Traceroute Graph
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Building graph...

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:74 bytes
Gateway:!e00cd9e8
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:3 / 3
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 !e00cd9e8
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (74 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3811051152
Source node ID 		uint32
to 3677336320
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 74 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -112.0 dBm
Signal strength at gateway 		int32
rx_snr -12.25 dB
Signal quality at gateway 		float
rx_time 1752695213
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 1752695214.676911
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: !e00cd9e8
Signal Metrics: RSSI: -112.0 dBm
SNR: -12.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:74 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 1911635916 ], "snr_towards": [ -16.25, -19.25 ], "route_back": [ 4294967295, 1136098828, 2601932004 ], "snr_back": [ -32.0, -9.0, -4.0 ], "route_node_names": { "3677336320": "XyonLink📡 (XNLK)", "2601932004": "COLLSEROLA-R-868 (CRTR)", "1911635916": "EA3IOT-GW-868🗼 (IOTA)", "1136098828": "EA3BQ (E3BQ)", "3811051152": "GHT_Terrassa-CL-8 (GHT1)", "4294967295": "!ffffffff" }, "traceroute_packet": { "packet_data": { "id": 3908070, "timestamp": 1752695214.676911, "from_node_id": 3811051152, "to_node_id": 3677336320, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!e00cd9e8", "channel_id": "LongFast", "mesh_packet_id": 99344006, "rssi": -112, "snr": -12.25, "hop_limit": 0, "hop_start": 3, "payload_length": 74, "processed_successfully": 1, "raw_payload": "0a04cc3ff1711214bfffffffffffffffff01b3ffffffffffffffff011a0cffffffff0c7eb743e454169b221e80ffffffffffffffff01dcffffffffffffffff01f0ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1752695213, "pki_encrypted": 0, "next_hop": 0, "relay_node": 228, "tx_after": 0, "timestamp_str": "2025-07-16 19:46:54", "hop_count": 3, "has_payload": true, "success": 1, "from_node_name": "GHT_Terrassa-CL-8 (GHT1)", "to_node_name": "XyonLink📡 (XNLK)", "gateway_name": "MontcadaCentro-CL-868🗼🌐 (d9e8)", "gateway_location": { "node_id": 3758938600, "latitude": 41.484288, "longitude": 2.1889024, "altitude": 36, "timestamp": 1752656062.110295, "timestamp_str": "2025-07-16 08:54:22", "display_name": "MontcadaCentro-CL-868🗼🌐", "long_name": "MontcadaCentro-CL-868🗼🌐", "short_name": "d9e8", "hw_model": "HELTEC_V3" } }, "resolve_names": true, "packet_id": 3908070, "from_node_id": 3811051152, "to_node_id": 3677336320, "timestamp": 1752695214.676911, "gateway_id": "!e00cd9e8", "raw_payload": "0a04cc3ff1711214bfffffffffffffffff01b3ffffffffffffffff011a0cffffffff0c7eb743e454169b221e80ffffffffffffffff01dcffffffffffffffff01f0ffffffffffffffff01", "hop_limit": 0, "hop_start": 3, "from_node_name": "GHT_Terrassa-CL-8 (GHT1)", "to_node_name": "XyonLink📡 (XNLK)", "route_data": { "route_nodes": [ 1911635916 ], "snr_towards": [ -16.25, -19.25 ], "route_back": [ 4294967295, 1136098828, 2601932004 ], "snr_back": [ -32.0, -9.0, -4.0 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 3677336320, 1911635916, 3811051152 ], "node_names": [ "XyonLink📡 (XNLK)", "EA3IOT-GW-868🗼 (IOTA)", "GHT_Terrassa-CL-8 (GHT1)" ], "snr_values": [ -16.25, -19.25 ], "hops": [ { "hop_number": 1, "from_node_id": 3677336320, "to_node_id": 1911635916, "from_node_name": "XyonLink📡 (XNLK)", "to_node_name": "EA3IOT-GW-868🗼 (IOTA)", "snr": -16.25, "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": 1911635916, "to_node_id": 3811051152, "from_node_name": "EA3IOT-GW-868🗼 (IOTA)", "to_node_name": "GHT_Terrassa-CL-8 (GHT1)", "snr": -19.25, "direction": "forward", "is_target_hop": false, "distance_meters": 29651.820450152758, "from_location_timestamp": 1752693971.1255388, "to_location_timestamp": 1752673528.1510515, "from_location_age_warning": "from 0.3h ago", "to_location_age_warning": "from 6.0h ago" } ], "is_complete": false, "total_hops": 2 }, "return_path": { "path_type": "return", "node_ids": [ 3811051152, 4294967295, 1136098828, 2601932004 ], "node_names": [ "GHT_Terrassa-CL-8 (GHT1)", "!ffffffff", "EA3BQ (E3BQ)", "COLLSEROLA-R-868 (CRTR)" ], "snr_values": [ -32.0, -9.0, -4.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3811051152, "to_node_id": 4294967295, "from_node_name": "GHT_Terrassa-CL-8 (GHT1)", "to_node_name": "!ffffffff", "snr": -32.0, "direction": "return", "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": 1136098828, "from_node_name": "!ffffffff", "to_node_name": "EA3BQ (E3BQ)", "snr": -9.0, "direction": "return", "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": 1136098828, "to_node_id": 2601932004, "from_node_name": "EA3BQ (E3BQ)", "to_node_name": "COLLSEROLA-R-868 (CRTR)", "snr": -4.0, "direction": "return", "is_target_hop": false, "distance_meters": 29573.736906072063, "from_location_timestamp": 1752694436.3471048, "to_location_timestamp": 1752683507.1976843, "from_location_age_warning": "from 0.2h ago", "to_location_age_warning": "from 3.3h ago" } ], "is_complete": false, "total_hops": 3 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 3677336320, 1911635916, 3811051152, 4294967295, 1136098828, 2601932004 ], "node_names": [ "XyonLink📡 (XNLK)", "EA3IOT-GW-868🗼 (IOTA)", "GHT_Terrassa-CL-8 (GHT1)", "!ffffffff", "EA3BQ (E3BQ)", "COLLSEROLA-R-868 (CRTR)" ], "snr_values": [ -16.25, -19.25, -32.0, -9.0, -4.0 ], "hops": [ { "hop_number": 1, "from_node_id": 3677336320, "to_node_id": 1911635916, "from_node_name": "XyonLink📡 (XNLK)", "to_node_name": "EA3IOT-GW-868🗼 (IOTA)", "snr": -16.25, "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": 1911635916, "to_node_id": 3811051152, "from_node_name": "EA3IOT-GW-868🗼 (IOTA)", "to_node_name": "GHT_Terrassa-CL-8 (GHT1)", "snr": -19.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 29651.820450152758, "from_location_timestamp": 1752693971.1255388, "to_location_timestamp": 1752673528.1510515, "from_location_age_warning": "from 0.3h ago", "to_location_age_warning": "from 6.0h ago" }, { "hop_number": 3, "from_node_id": 3811051152, "to_node_id": 4294967295, "from_node_name": "GHT_Terrassa-CL-8 (GHT1)", "to_node_name": "!ffffffff", "snr": -32.0, "direction": "return_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": 4294967295, "to_node_id": 1136098828, "from_node_name": "!ffffffff", "to_node_name": "EA3BQ (E3BQ)", "snr": -9.0, "direction": "return_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": 5, "from_node_id": 1136098828, "to_node_id": 2601932004, "from_node_name": "EA3BQ (E3BQ)", "to_node_name": "COLLSEROLA-R-868 (CRTR)", "snr": -4.0, "direction": "return_rf", "is_target_hop": false, "distance_meters": 29573.736906072063, "from_location_timestamp": 1752694436.3471048, "to_location_timestamp": 1752683507.1976843, "from_location_age_warning": "from 0.2h ago", "to_location_age_warning": "from 3.3h ago" } ], "is_complete": false, "total_hops": 5 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "XyonLink📡 (XNLK) → EA3IOT-GW-868🗼 (IOTA) → GHT_Terrassa-CL-8 (GHT1)", "return_path_display": "GHT_Terrassa-CL-8 (GHT1) → !ffffffff → EA3BQ (E3BQ) → COLLSEROLA-R-868 (CRTR)", "actual_rf_path_display": "XyonLink📡 (XNLK) → EA3IOT-GW-868🗼 (IOTA) → GHT_Terrassa-CL-8 (GHT1) → !ffffffff → EA3BQ (E3BQ) → COLLSEROLA-R-868 (CRTR)", "forward_hops": [ { "hop_number": 1, "from_node_id": 3677336320, "to_node_id": 1911635916, "from_node_name": "XyonLink📡 (XNLK)", "to_node_name": "EA3IOT-GW-868🗼 (IOTA)", "snr": -16.25, "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": 1911635916, "to_node_id": 3811051152, "from_node_name": "EA3IOT-GW-868🗼 (IOTA)", "to_node_name": "GHT_Terrassa-CL-8 (GHT1)", "snr": -19.25, "direction": "forward", "is_target_hop": false, "distance_meters": 29651.820450152758, "from_location_timestamp": 1752693971.1255388, "to_location_timestamp": 1752673528.1510515, "from_location_age_warning": "from 0.3h ago", "to_location_age_warning": "from 6.0h ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 3811051152, "to_node_id": 4294967295, "from_node_name": "GHT_Terrassa-CL-8 (GHT1)", "to_node_name": "!ffffffff", "snr": -32.0, "direction": "return", "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": 1136098828, "from_node_name": "!ffffffff", "to_node_name": "EA3BQ (E3BQ)", "snr": -9.0, "direction": "return", "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": 1136098828, "to_node_id": 2601932004, "from_node_name": "EA3BQ (E3BQ)", "to_node_name": "COLLSEROLA-R-868 (CRTR)", "snr": -4.0, "direction": "return", "is_target_hop": false, "distance_meters": 29573.736906072063, "from_location_timestamp": 1752694436.3471048, "to_location_timestamp": 1752683507.1976843, "from_location_age_warning": "from 0.2h ago", "to_location_age_warning": "from 3.3h ago" } ], "total_forward_distance": 29651.820450152758, "total_return_distance": 29573.736906072063 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!e00cd9e8", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3811051152, "to": 3677336320, "id": 99344006, "rx_time": 1752695213, "rx_snr": -12.25, "rx_rssi": -112, "hop_limit": 0, "hop_start": 3, "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": "0a04cc3ff1711214bfffffffffffffffff01b3ffffffffffffffff011a0cffffffff0c7eb743e454169b221e80ffffffffffffffff01dcffffffffffffffff01f0ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 1911635916 ], "snr_towards": [ -65, -77 ], "route_back": [ 4294967295, 1136098828, 2601932004 ], "snr_back": [ -128, -36, -16 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (74 bytes)
0a04cc3ff1711214bfffffffffffffffff01b3ffffffffffffffff011a0cffffffff0c7eb743e454169b221e80ffffffffffffffff01dcffffffffffffffff01f0ffffffffffffffff01
Hex Analysis:
Size:74 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
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
MontcadaCentro-CL-868🗼🌐 (d9e8) Primary 0.000s
Reference 		-112.0 dBm -12.25 dB 3 LongFast 2025-07-16 19:46:54 Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways