Packet #17950399 Success

POSITION_APP packet from VA3NNW-4240 (NNW) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
34
Payload Bytes
Packet Information
Database ID: 17950399
Mesh Packet ID: 0x64986f0b
Used for correlation across gateways
Timestamp: 2026-03-27 17:38:26 UTC
From Node: VA3NNW-4240 (NNW)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: VA3NNW-4240 (NNW)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/5 hops
Start: 5, Limit: 5
Relay Node: 40 NNW
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: 34 bytes
Decoded: Yes
Decoded Data:
Latitude:43.456922°
Longitude:-80.563405°
Altitude:365 m
Satellites:6
Precision:15 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:34 bytes
Gateway:!25064240
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:Unknown / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !25064240
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (34 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 621167168
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 34 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 Not set int32
rx_snr Not set float
rx_time 1774633100
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 64
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774633106.1491985
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)
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~729.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !25064240
Position Precision: 15 bits (~729.0m accuracy)
Position precision meters: 729.0
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:34 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.4569216, "longitude": -80.5634048, "altitude": 365, "sats_in_view": 6, "precision_bits": 15 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!25064240", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 621167168, "to": 4294967295, "id": 1687711499, "rx_time": 1774633100, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 5, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 64, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000e719150000fbcf18ed02258cc0c66928023d82c0c66958bf01980106b8010f", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 434569216, "longitude_i": -805634048, "altitude": 365, "time": 1774633100, "location_source": "LOC_INTERNAL", "timestamp": 1774633090, "PDOP": 191, "sats_in_view": 6, "precision_bits": 15, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (34 bytes)
0d0000e719150000fbcf18ed02258cc0c66928023d82c0c66958bf01980106b8010f
Hex Analysis:
Size:34 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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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
VA3NNW-4240 (NNW) Primary 0.000s
Reference
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:26 UTC Current
VA3NNW-4240 (NNW) -0.549s
Before
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.536s
Before
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.523s
Before
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.511s
Before
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.499s
Before
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.487s
Before
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.473s
Before
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.462s
Before
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.451s
Before
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.439s
Before
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.428s
Before
Unknown Unknown 0 40 NNW LongFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.416s
Before
Unknown Unknown 0 40 NNW MediumFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.405s
Before
Unknown Unknown 0 40 NNW MediumFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.394s
Before
Unknown Unknown 0 40 NNW MediumFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.382s
Before
Unknown Unknown 0 40 NNW MediumFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.370s
Before
Unknown Unknown 0 40 NNW MediumFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.357s
Before
Unknown Unknown 0 40 NNW MediumFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.344s
Before
Unknown Unknown 0 40 NNW MediumFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.330s
Before
Unknown Unknown 0 40 NNW MediumFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.318s
Before
Unknown Unknown 0 40 NNW MediumFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.305s
Before
Unknown Unknown 0 40 NNW MediumFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.293s
Before
Unknown Unknown 0 40 NNW MediumFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.281s
Before
Unknown Unknown 0 40 NNW ShortFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.270s
Before
Unknown Unknown 0 40 NNW ShortFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.258s
Before
Unknown Unknown 0 40 NNW ShortFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.247s
Before
Unknown Unknown 0 40 NNW ShortFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.230s
Before
Unknown Unknown 0 40 NNW ShortFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.219s
Before
Unknown Unknown 0 40 NNW ShortFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.207s
Before
Unknown Unknown 0 40 NNW ShortFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.196s
Before
Unknown Unknown 0 40 NNW ShortFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.185s
Before
Unknown Unknown 0 40 NNW ShortFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.173s
Before
Unknown Unknown 0 40 NNW ShortFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.161s
Before
Unknown Unknown 0 40 NNW ShortFast 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.150s
Before
Unknown Unknown 0 40 NNW ShortTurbo 2026-03-27 17:38:25 UTC View
VA3NNW-4240 (NNW) -0.138s
Before
Unknown Unknown 0 40 NNW ShortTurbo 2026-03-27 17:38:26 UTC View
VA3NNW-4240 (NNW) -0.126s
Before
Unknown Unknown 0 40 NNW ShortTurbo 2026-03-27 17:38:26 UTC View
VA3NNW-4240 (NNW) -0.115s
Before
Unknown Unknown 0 40 NNW ShortTurbo 2026-03-27 17:38:26 UTC View
VA3NNW-4240 (NNW) -0.103s
Before
Unknown Unknown 0 40 NNW ShortTurbo 2026-03-27 17:38:26 UTC View
VA3NNW-4240 (NNW) -0.089s
Before
Unknown Unknown 0 40 NNW ShortTurbo 2026-03-27 17:38:26 UTC View
VA3NNW-4240 (NNW) -0.070s
Before
Unknown Unknown 0 40 NNW ShortTurbo 2026-03-27 17:38:26 UTC View
VA3NNW-4240 (NNW) -0.058s
Before
Unknown Unknown 0 40 NNW ShortTurbo 2026-03-27 17:38:26 UTC View
VA3NNW-4240 (NNW) -0.045s
Before
Unknown Unknown 0 40 NNW ShortTurbo 2026-03-27 17:38:26 UTC View
VA3NNW-4240 (NNW) -0.030s
Before
Unknown Unknown 0 40 NNW ShortTurbo 2026-03-27 17:38:26 UTC View
VA3NNW-4240 (NNW) -0.017s
Before
Unknown Unknown 0 40 NNW ShortTurbo 2026-03-27 17:38:26 UTC View
45

Total Receptions

1

Unique Gateways