Packet #28375988 Success

TRACEROUTE_APP packet from Meshtastic 26b0 (26b0) to Venturada movil🚗 (Vm)

19
Total Receptions
19
Unique Gateways
0
Hop Count
3
Payload Bytes
Packet Information
Database ID: 28375988
Mesh Packet ID: 0xd311735a
Used for correlation across gateways
Timestamp: 2025-12-18 00:43:58 UTC
From Node: Meshtastic 26b0 (26b0)
To Node: Venturada movil🚗 (Vm)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: XiaoWatt c4c8 🌐🔌 (c4c8)
Channel: MediumFast
RSSI: -79 dBm
SNR: 8.75 dBm
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: b0 Vbm , 26b0
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: 3 bytes
Decoded: Yes
Decoded Data:
Route Information
SNR Towards: 7.25 dB
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:3 bytes
Gateway:!3387c4c8
Channel:MediumFast
Payload Type:TRACEROUTE_APP
Hop Count:Unknown / 2
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 !3387c4c8
Node ID format
channel_id MediumFast
packet MeshPacket (3 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2687837872
Source node ID 		uint32
to 587411239
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 3 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 2
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -79.0 dBm
Signal strength at gateway 		int32
rx_snr 8.75 dB
Signal quality at gateway 		float
rx_time 1766018638
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 176
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1766018638.9035969
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: MediumFast
  • ✓ 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: !3387c4c8
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -79.0 dBm
SNR: 8.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:3 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [], "snr_towards": [ 7.25 ], "route_back": [], "snr_back": [], "route_node_names": { "2687837872": "Meshtastic 26b0 (26b0)", "587411239": "Venturada movil🚗 (Vm)" }, "traceroute_packet": { "packet_data": { "id": 28375988, "timestamp": 1766018638.9035969, "from_node_id": 2687837872, "to_node_id": 587411239, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!3387c4c8", "channel_id": "MediumFast", "mesh_packet_id": 3541136218, "rssi": -79, "snr": 8.75, "hop_limit": 2, "hop_start": 2, "payload_length": 3, "processed_successfully": 1, "raw_payload": "12011d", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1766018638, "pki_encrypted": 0, "next_hop": 0, "relay_node": 176, "tx_after": 0, "timestamp_str": "2025-12-18 00:43:58 UTC", "hop_count": 0, "has_payload": true, "success": 1, "from_node_name": "Meshtastic 26b0 (26b0)", "to_node_name": "Venturada movil🚗 (Vm)", "relay_hex": "b0", "relay_candidates": [ { "node_id": 744026032, "node_name": "Venturada móvil🚗", "hex_id": "!2c58efb0", "short_name": "Vbm", "last_byte": "b0" }, { "node_id": 2687837872, "node_name": "Meshtastic 26b0", "hex_id": "!a03526b0", "short_name": "26b0", "last_byte": "b0" } ], "gateway_name": "XiaoWatt c4c8 🌐🔌 (c4c8)", "gateway_location": { "node_id": 864535752, "latitude": 40.431, "longitude": -3.635031, "altitude": null, "timestamp": 1766135746.061821, "timestamp_str": "2025-12-19 09:15:46", "display_name": "XiaoWatt c4c8 🌐🔌", "long_name": "XiaoWatt c4c8 🌐🔌", "short_name": "c4c8", "hw_model": "PRIVATE_HW" } }, "resolve_names": true, "packet_id": 28375988, "from_node_id": 2687837872, "to_node_id": 587411239, "timestamp": 1766018638.9035969, "gateway_id": "!3387c4c8", "raw_payload": "12011d", "hop_limit": 2, "hop_start": 2, "from_node_name": "Meshtastic 26b0 (26b0)", "to_node_name": "Venturada movil🚗 (Vm)", "route_data": { "route_nodes": [], "snr_towards": [ 7.25 ], "route_back": [], "snr_back": [] }, "forward_path": { "path_type": "forward", "node_ids": [ 2687837872 ], "node_names": [ "Meshtastic 26b0 (26b0)" ], "snr_values": [ 7.25 ], "hops": [], "is_complete": false, "total_hops": 0 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 2687837872, 587411239 ], "node_names": [ "Meshtastic 26b0 (26b0)", "Venturada movil🚗 (Vm)" ], "snr_values": [ 7.25 ], "hops": [ { "hop_number": 1, "from_node_id": 2687837872, "to_node_id": 587411239, "from_node_name": "Meshtastic 26b0 (26b0)", "to_node_name": "Venturada movil🚗 (Vm)", "snr": 7.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 11410.98660606481, "from_location_timestamp": 1765986221.4084086, "to_location_timestamp": 1766006079.1863742, "from_location_age_warning": "from 9.0h ago", "to_location_age_warning": "from 3.5h ago" } ], "is_complete": true, "total_hops": 1 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "Meshtastic 26b0 (26b0)", "return_path_display": null, "actual_rf_path_display": "Meshtastic 26b0 (26b0) → Venturada movil🚗 (Vm)", "forward_hops": [], "return_hops": [], "total_forward_distance": null, "total_return_distance": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!3387c4c8", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2687837872, "to": 587411239, "id": 3541136218, "rx_time": 1766018638, "rx_snr": 8.75, "rx_rssi": -79, "hop_limit": 2, "hop_start": 2, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 176, "tx_after": 0, "decoded": { "portnum": 70, "payload": "12011d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "snr_towards": [ 29 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (3 bytes)
12011d
Hex Analysis:
Size:3 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 Relay Channel Timestamp Actions
XiaoWatt c4c8 🌐🔌 (c4c8) Primary 0.000s
Reference 		-79.0 dBm 8.75 dB 0 b0 Vbm , 26b0 MediumFast 2025-12-18 00:43:58 UTC Current
Meshtastic 26b0 (26b0) -0.299s
Before 		Unknown Unknown 0 b0 Vbm , PUPM , 26b0 MediumFast 2025-12-18 00:43:58 UTC View
Ocumare Norte🗼🌐 (RRN) -0.064s
Before 		-104.0 dBm -9.00 dB 0 b0 Vbm , 26b0 MediumFast 2025-12-18 00:43:58 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) +0.231s
After 		-99.0 dBm 4.75 dB 0 b0 Vbm , 26b0 MediumFast 2025-12-18 00:43:59 UTC View
Mec Rocket Meco (MRM) +0.537s
After 		-115.0 dBm -14.25 dB 1 c0 sdAh MediumFast 2025-12-18 00:43:59 UTC View
JAGO1_Cañaveral (JAGO) +0.614s
After 		Unknown 11.75 dB 1 70 JAG2 MediumFast 2025-12-18 00:43:59 UTC View
ETH Maverick (ET01) +0.872s
After 		-106.0 dBm -7.50 dB 1 61 TO1 MediumFast 2025-12-18 00:43:59 UTC View
Fenix (FENX) +0.895s
After 		-117.0 dBm -9.75 dB 1 61 TO1 MediumFast 2025-12-18 00:43:59 UTC View
g1bal (g1b0) +0.948s
After 		-102.0 dBm -4.75 dB 2 f5 RPT4 MediumFast 2025-12-18 00:43:59 UTC View
Eagle’s Nest (EAGL) +1.418s
After 		-115.0 dBm -5.50 dB 2 74 MediumFast 2025-12-18 00:44:00 UTC View
Villarejo01 (VIL1) +1.503s
After 		-35.0 dBm 10.75 dB 2 c6 d5c6 MediumFast 2025-12-18 00:44:00 UTC View
ETH Goose (ET03) +1.605s
After 		-46.0 dBm 9.75 dB 2 41 ET01 MediumFast 2025-12-18 00:44:00 UTC View
PXT_Home (PXT1) +1.723s
After 		-97.0 dBm 7.75 dB 2 fd BAS2 MediumFast 2025-12-18 00:44:00 UTC View
🤖 Nicolas Cage 🌐 (Cage) +1.984s
After 		-62.0 dBm 10.75 dB 2 2d SkyB MediumFast 2025-12-18 00:44:00 UTC View
Meshtastic b2b4📡🌐 (b2b4) +2.796s
After 		-108.0 dBm -3.50 dB 2 2d SkyB MediumFast 2025-12-18 00:44:01 UTC View
Karabanchel_Baldur (KarB) +2.803s
After 		-91.0 dBm 4.00 dB 2 2d SkyB MediumFast 2025-12-18 00:44:01 UTC View
tizon (Sylv) +2.980s
After 		-118.0 dBm -9.00 dB 2 2d SkyB MediumFast 2025-12-18 00:44:01 UTC View
[samsepi0l] 📡🌐 (tlg0) +3.195s
After 		-104.0 dBm -10.50 dB 2 ab Hch MediumFast 2025-12-18 00:44:02 UTC View
Varela Bot 🏡🤖 (🤖) +3.482s
After 		-85.0 dBm 8.25 dB 2 1c 🏡 MediumFast 2025-12-18 00:44:02 UTC View
19

Total Receptions

19

Unique Gateways