Packet #762024 Success

TRACEROUTE_APP packet from !172a3f6c to !0c1765e8

1
Total Receptions
1
Unique Gateways
2
Hop Count
35
Payload Bytes
Packet Information
Database ID: 762024
Mesh Packet ID: 0x1c363f80
Used for correlation across gateways
Timestamp: 2026-04-04 12:17:35 UTC
From Node: !172a3f6c (3f6c)
To Node: !0c1765e8 (65e8)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Dennis S Home / Meshtastic-kiel.de (DSH)
Channel: LongFast
RSSI: -74 dBm
SNR: 5.25 dBm
Hop Info: 2/2 hops
Start: 2, Limit: 0
Relay Node: d4 BBHP
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: TRACEROUTE_APP
Size: 35 bytes
Decoded: Yes
Decoded Data:
Route Information
SNR Towards: -17.25 dB
Return Path: AshMountain (1734) → Bieberhoehe (BBHP)
SNR Back: -13.5 dB 4.25 dB
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 !0c1765e8 !172a3f6c Unknown -17.25 dB Origin Hops
Traceroute incomplete - Final destination not reached
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 !172a3f6c AshMountain (1734) 206.42 km -13.5 dB Return Start Hops
2 AshMountain (1734) Bieberhoehe (BBHP) 4.89 km 4.25 dB Return End Hops
Total Return Distance
211.31 km
Combined Traceroute Graph
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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:35 bytes
Gateway:!b29fa87c
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

FieldValue
gateway_id !b29fa87c
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (35 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 388644716
Source node ID 		uint32
to 202860008
Target node ID 		uint32
decoded.portnum TRACEROUTE_APP
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 -74.0 dBm
Signal strength at gateway 		int32
rx_snr 5.25 dB
Signal quality at gateway 		float
rx_time 1775305054
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 8
Channel index 		uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 212
Relay node ID 		uint32
tx_after Not set uint32
timestamp Not set 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: !b29fa87c
Signal Metrics: RSSI: -74.0 dBm
SNR: 5.25 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": [ -17.25 ], "route_back": [ 3981514548, 2368302036 ], "snr_back": [ -13.5, 4.25 ], "route_node_names": { "388644716": "!172a3f6c", "202860008": "!0c1765e8", "2368302036": "Bieberhoehe (BBHP)", "3981514548": "AshMountain (1734)" }, "traceroute_packet": { "packet_data": { "id": 762024, "timestamp": 1775305055.1929324, "from_node_id": 388644716, "to_node_id": 202860008, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!b29fa87c", "channel_id": "LongFast", "mesh_packet_id": 473317248, "rssi": -74, "snr": 5.25, "hop_limit": 0, "hop_start": 2, "payload_length": 35, "processed_successfully": 1, "raw_payload": "120abbffffffffffffffff011a08341751edd46b298d220bcaffffffffffffffff0111", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1775305054, "pki_encrypted": 0, "next_hop": 0, "relay_node": 212, "tx_after": 0, "raw_service_envelope": "0a610d6c3f2a1715e865170c18082a2e3812bea3d4c0b10de174f81fb04b8609b613efc5e8a303b514815000478160bd118119eef15b7e7d112fe1e2a51a35803f361c3d5e01d169450000a840500160b6ffffffffffffffff0178029801d401a8010112084c6f6e67466173741a09216232396661383763", "timestamp_str": "2026-04-04 12:17:35 UTC", "hop_count": 2, "has_payload": true, "success": 1, "from_node_name": "!172a3f6c", "to_node_name": "!0c1765e8", "relay_hex": "d4", "relay_candidates": [ { "node_id": 2368302036, "node_name": "Bieberhoehe", "hex_id": "!8d296bd4", "short_name": "BBHP", "last_byte": "d4" } ], "gateway_name": "Dennis S Home / Meshtastic-kiel.de (DSH)", "gateway_location": { "node_id": 2996807804, "latitude": 54.157312, "longitude": 10.4087552, "altitude": 21, "timestamp": 1775926468.281448, "timestamp_str": "2026-04-11 16:54:28", "display_name": "Dennis S Home / Meshtastic-kiel.de", "long_name": "Dennis S Home / Meshtastic-kiel.de", "short_name": "DSH", "hw_model": "HELTEC_V4" } }, "resolve_names": true, "packet_id": 762024, "from_node_id": 388644716, "to_node_id": 202860008, "timestamp": 1775305055.1929324, "gateway_id": "!b29fa87c", "raw_payload": "120abbffffffffffffffff011a08341751edd46b298d220bcaffffffffffffffff0111", "hop_limit": 0, "hop_start": 2, "from_node_name": "!172a3f6c", "to_node_name": "!0c1765e8", "route_data": { "route_nodes": [], "snr_towards": [ -17.25 ], "route_back": [ 3981514548, 2368302036 ], "snr_back": [ -13.5, 4.25 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 202860008, 388644716 ], "node_names": [ "!0c1765e8", "!172a3f6c" ], "snr_values": [ -17.25 ], "hops": [ { "hop_number": 1, "from_node_id": 202860008, "to_node_id": 388644716, "from_node_name": "!0c1765e8", "to_node_name": "!172a3f6c", "snr": -17.25, "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" } ], "is_complete": false, "total_hops": 1 }, "return_path": { "path_type": "return", "node_ids": [ 388644716, 3981514548, 2368302036 ], "node_names": [ "!172a3f6c", "AshMountain (1734)", "Bieberhoehe (BBHP)" ], "snr_values": [ -13.5, 4.25 ], "hops": [ { "hop_number": 1, "from_node_id": 388644716, "to_node_id": 3981514548, "from_node_name": "!172a3f6c", "to_node_name": "AshMountain (1734)", "snr": -13.5, "direction": "return", "is_target_hop": false, "distance_meters": 206417.6592128211, "from_location_timestamp": 1775305324.4930592, "to_location_timestamp": 1775294549.0681338, "from_location_age_warning": "from 0.1h later", "to_location_age_warning": "from 2.9h ago" }, { "hop_number": 2, "from_node_id": 3981514548, "to_node_id": 2368302036, "from_node_name": "AshMountain (1734)", "to_node_name": "Bieberhoehe (BBHP)", "snr": 4.25, "direction": "return", "is_target_hop": false, "distance_meters": 4888.861180337704, "from_location_timestamp": 1775294549.0681338, "to_location_timestamp": 1775241546.9614735, "from_location_age_warning": "from 2.9h ago", "to_location_age_warning": "from 17.6h ago" } ], "is_complete": false, "total_hops": 2 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 202860008, 388644716, 3981514548, 2368302036 ], "node_names": [ "!0c1765e8", "!172a3f6c", "AshMountain (1734)", "Bieberhoehe (BBHP)" ], "snr_values": [ -17.25, -13.5, 4.25 ], "hops": [ { "hop_number": 1, "from_node_id": 202860008, "to_node_id": 388644716, "from_node_name": "!0c1765e8", "to_node_name": "!172a3f6c", "snr": -17.25, "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": 388644716, "to_node_id": 3981514548, "from_node_name": "!172a3f6c", "to_node_name": "AshMountain (1734)", "snr": -13.5, "direction": "return_rf", "is_target_hop": false, "distance_meters": 206417.6592128211, "from_location_timestamp": 1775305324.4930592, "to_location_timestamp": 1775294549.0681338, "from_location_age_warning": "from 0.1h later", "to_location_age_warning": "from 2.9h ago" }, { "hop_number": 3, "from_node_id": 3981514548, "to_node_id": 2368302036, "from_node_name": "AshMountain (1734)", "to_node_name": "Bieberhoehe (BBHP)", "snr": 4.25, "direction": "return_rf", "is_target_hop": false, "distance_meters": 4888.861180337704, "from_location_timestamp": 1775294549.0681338, "to_location_timestamp": 1775241546.9614735, "from_location_age_warning": "from 2.9h ago", "to_location_age_warning": "from 17.6h ago" } ], "is_complete": false, "total_hops": 3 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "!0c1765e8 → !172a3f6c", "return_path_display": "!172a3f6c → AshMountain (1734) → Bieberhoehe (BBHP)", "actual_rf_path_display": "!0c1765e8 → !172a3f6c → AshMountain (1734) → Bieberhoehe (BBHP)", "forward_hops": [ { "hop_number": 1, "from_node_id": 202860008, "to_node_id": 388644716, "from_node_name": "!0c1765e8", "to_node_name": "!172a3f6c", "snr": -17.25, "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" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 388644716, "to_node_id": 3981514548, "from_node_name": "!172a3f6c", "to_node_name": "AshMountain (1734)", "snr": -13.5, "direction": "return", "is_target_hop": false, "distance_meters": 206417.6592128211, "from_location_timestamp": 1775305324.4930592, "to_location_timestamp": 1775294549.0681338, "from_location_age_warning": "from 0.1h later", "to_location_age_warning": "from 2.9h ago" }, { "hop_number": 2, "from_node_id": 3981514548, "to_node_id": 2368302036, "from_node_name": "AshMountain (1734)", "to_node_name": "Bieberhoehe (BBHP)", "snr": 4.25, "direction": "return", "is_target_hop": false, "distance_meters": 4888.861180337704, "from_location_timestamp": 1775294549.0681338, "to_location_timestamp": 1775241546.9614735, "from_location_age_warning": "from 2.9h ago", "to_location_age_warning": "from 17.6h ago" } ], "total_forward_distance": 0, "total_return_distance": 211306.5203931588 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 388644716, "to": 202860008, "channel": 8, "decoded": { "portnum": "TRACEROUTE_APP", "payload": "Egq7//////////8BGgg0F1Ht1GspjSILyv//////////ARE=", "request_id": 177793277, "bitfield": 1 }, "id": 473317248, "rx_time": 1775305054, "rx_snr": 5.25, "want_ack": true, "rx_rssi": -74, "hop_start": 2, "relay_node": 212, "transport_mechanism": "TRANSPORT_LORA" }, "channel_id": "LongFast", "gateway_id": "!b29fa87c" }, "mesh_packet": { "from": 388644716, "to": 202860008, "channel": 8, "decoded": { "portnum": "TRACEROUTE_APP", "payload": "Egq7//////////8BGgg0F1Ht1GspjSILyv//////////ARE=", "request_id": 177793277, "bitfield": 1, "parsed_payload": { "snr_towards": [ -69 ], "route_back": [ 3981514548, 2368302036 ], "snr_back": [ -54, 17 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } }, "id": 473317248, "rx_time": 1775305054, "rx_snr": 5.25, "want_ack": true, "rx_rssi": -74, "hop_start": 2, "relay_node": 212, "transport_mechanism": "TRANSPORT_LORA" } }
Raw Packet Data (35 bytes)
120abbffffffffffffffff011a08341751edd46b298d220bcaffffffffffffffff0111
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.
All Receptions
All gateways that received this packet
Correlation: Using Mesh Packet ID
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
Dennis S Home / Meshtastic-kiel.de (DSH) Primary 0.000s
Reference 		-74.0 dBm 5.25 dB 2 d4 BBHP LongFast 2026-04-04 12:17:35 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways