Packet #17781686 Success

POSITION_APP packet from Math Node 3 (MN3) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 17781686
Mesh Packet ID: 0x7c434689
Used for correlation across gateways
Timestamp: 2026-03-27 09:04:09 UTC
From Node: Math Node 3 (MN3)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Math Node 3 (MN3)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: 84 MN3
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: POSITION_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Latitude:43.799705°
Longitude:-79.286925°
Altitude:182 m
Precision:32 bits
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:28 bytes
Gateway:!97058f84
Channel:ShortFast
Payload Type:POSITION_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !97058f84
Node ID format
channel_id ShortFast
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2533724036
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 28 bytes size
hop_limit 7
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1774602247
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 10
Packet priority level 		enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 132
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774602249.751096
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Custom channel: ShortFast
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
MQTT-Specific Fields
Gateway ID: !97058f84
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
Zero Hop Policy: Enabled
Direct gateway connection
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.7997048, "longitude": -79.286925, "altitude": 182, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!97058f84", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2533724036, "to": 4294967295, "id": 2084783753, "rx_time": 1774602247, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 132, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0df84d1b1a157ec6bdd018b601250748c66928017800800100b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 437997048, "longitude_i": -792869250, "altitude": 182, "time": 1774602247, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (28 bytes)
0df84d1b1a157ec6bdd018b601250748c66928017800800100b80120
Hex Analysis:
Size:28 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
Math Node 3 (MN3) Primary 0.000s
Reference 		Unknown Unknown 0 84 MN3 ShortFast 2026-03-27 09:04:09 UTC Current
Math Node 3 (MN3) -0.364s
Before 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.333s
Before 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.314s
Before 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.298s
Before 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.280s
Before 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.268s
Before 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.256s
Before 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.244s
Before 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.232s
Before 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.220s
Before 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.208s
Before 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.196s
Before 		Unknown Unknown 0 84 MN3 MediumFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.185s
Before 		Unknown Unknown 0 84 MN3 MediumFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.174s
Before 		Unknown Unknown 0 84 MN3 MediumFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.161s
Before 		Unknown Unknown 0 84 MN3 MediumFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.150s
Before 		Unknown Unknown 0 84 MN3 MediumFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.139s
Before 		Unknown Unknown 0 84 MN3 MediumFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.128s
Before 		Unknown Unknown 0 84 MN3 MediumFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.118s
Before 		Unknown Unknown 0 84 MN3 MediumFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.107s
Before 		Unknown Unknown 0 84 MN3 MediumFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.095s
Before 		Unknown Unknown 0 84 MN3 MediumFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.083s
Before 		Unknown Unknown 0 84 MN3 MediumFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.071s
Before 		Unknown Unknown 0 84 MN3 ShortFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.059s
Before 		Unknown Unknown 0 84 MN3 ShortFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.047s
Before 		Unknown Unknown 0 84 MN3 ShortFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.035s
Before 		Unknown Unknown 0 84 MN3 ShortFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.023s
Before 		Unknown Unknown 0 84 MN3 ShortFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) -0.011s
Before 		Unknown Unknown 0 84 MN3 ShortFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.011s
After 		Unknown Unknown 0 84 MN3 ShortFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.022s
After 		Unknown Unknown 0 84 MN3 ShortFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.033s
After 		Unknown Unknown 0 84 MN3 ShortFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.044s
After 		Unknown Unknown 0 84 MN3 ShortFast 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.055s
After 		Unknown Unknown 0 84 MN3 ShortTurbo 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.066s
After 		Unknown Unknown 0 84 MN3 ShortTurbo 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.077s
After 		Unknown Unknown 0 84 MN3 ShortTurbo 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.089s
After 		Unknown Unknown 0 84 MN3 ShortTurbo 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.101s
After 		Unknown Unknown 0 84 MN3 ShortTurbo 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.113s
After 		Unknown Unknown 0 84 MN3 ShortTurbo 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.126s
After 		Unknown Unknown 0 84 MN3 ShortTurbo 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.138s
After 		Unknown Unknown 0 84 MN3 ShortTurbo 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.150s
After 		Unknown Unknown 0 84 MN3 ShortTurbo 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.162s
After 		Unknown Unknown 0 84 MN3 ShortTurbo 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.173s
After 		Unknown Unknown 0 84 MN3 ShortTurbo 2026-03-27 09:04:09 UTC View
Math Node 3 (MN3) +0.184s
After 		Unknown Unknown 0 84 MN3 LongFast 2026-03-27 09:04:09 UTC View
45

Total Receptions

1

Unique Gateways