Packet #18021980 Success

POSITION_APP packet from PVILLE (PVIL) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
22
Payload Bytes
Packet Information
Database ID: 18021980
Mesh Packet ID: 0x2c8a39a5
Used for correlation across gateways
Timestamp: 2026-03-27 21:51:06 UTC
From Node: PVILLE (PVIL)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: PVILLE (PVIL)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/0 hops
Start: 0, Limit: 0
Relay Node: None
Payload Data
Protocol: POSITION_APP
Size: 22 bytes
Decoded: Yes
Decoded Data:
Latitude:43.305094°
Longitude:-80.617067°
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:22 bytes
Gateway:!4358ee98
Channel:ShortFast
Payload Type:POSITION_APP
Hop Count:Unknown / Unknown
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 !4358ee98
Node ID format
channel_id ShortFast
packet MeshPacket (22 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1129901720
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 22 bytes size
hop_limit Not set uint32
hop_start Not set uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1774648264
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 Not set uint32
tx_after Not set uint32
timestamp 1774648266.740707
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: !4358ee98
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:22 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.3050939, "longitude": -80.617067, "altitude": 0, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!4358ee98", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1129901720, "to": 4294967295, "id": 747256229, "rx_time": 1774648264, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 0, "hop_start": 0, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d3bd5cf1915d2cff2cf180025c8fbc6692801b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 433050939, "longitude_i": -806170670, "altitude": 0, "time": 1774648264, "location_source": "LOC_MANUAL", "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (22 bytes)
0d3bd5cf1915d2cff2cf180025c8fbc6692801b80120
Hex Analysis:
Size:22 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
PVILLE (PVIL) Primary 0.000s
Reference
Unknown Unknown 0 - ShortFast 2026-03-27 21:51:06 UTC Current
PVILLE (PVIL) -0.376s
Before
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.351s
Before
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.339s
Before
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.321s
Before
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.304s
Before
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.286s
Before
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.276s
Before
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.263s
Before
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.252s
Before
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.240s
Before
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.227s
Before
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.215s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.203s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.191s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.179s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.169s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.158s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.147s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.136s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.124s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.114s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.096s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.083s
Before
Unknown Unknown 0 - ShortFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.071s
Before
Unknown Unknown 0 - ShortFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.059s
Before
Unknown Unknown 0 - ShortFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.046s
Before
Unknown Unknown 0 - ShortFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.023s
Before
Unknown Unknown 0 - ShortFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) -0.011s
Before
Unknown Unknown 0 - ShortFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.011s
After
Unknown Unknown 0 - ShortFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.022s
After
Unknown Unknown 0 - ShortFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.033s
After
Unknown Unknown 0 - ShortFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.044s
After
Unknown Unknown 0 - ShortFast 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.054s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.066s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.076s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.088s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.100s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.114s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.127s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.139s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.151s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.163s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.175s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 21:51:06 UTC View
PVILLE (PVIL) +0.186s
After
Unknown Unknown 0 - LongFast 2026-03-27 21:51:06 UTC View
45

Total Receptions

1

Unique Gateways