Packet #40002221 Success

POSITION_APP packet from GGR to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
27
Payload Bytes
Packet Information
Database ID: 40002221
Mesh Packet ID: 0xa20a207e
Used for correlation across gateways
Timestamp: 2026-05-17 12:41:00 UTC
From Node: GGR (f8e4)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: GGR (f8e4)
Channel: ShortTurbo
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: e4 GGR
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: 27 bytes
Decoded: Yes
Decoded Data:
Latitude:45.546386°
Longitude:-73.718804°
Altitude:32 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:27 bytes
Gateway:!6962f8e4
Channel:ShortTurbo
Payload Type:POSITION_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 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 !6962f8e4
Node ID format
channel_id ShortTurbo
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1768093924
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 27 bytes size
hop_limit 3
Remaining hops allowed
uint32
hop_start 3
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 1779021659
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 228
Relay node ID
uint32
tx_after Not set uint32
timestamp 1779021660.9665883
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: ShortTurbo
  • ✓ 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: !6962f8e4
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:27 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 45.5463861, "longitude": -73.7188044, "altitude": 32, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!6962f8e4", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1768093924, "to": 4294967295, "id": 2718572670, "rx_time": 1779021659, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 228, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0db5d3251b1534670fd41820255bb7096a28017800800100b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 455463861, "longitude_i": -737188044, "altitude": 32, "time": 1779021659, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (27 bytes)
0db5d3251b1534670fd41820255bb7096a28017800800100b80120
Hex Analysis:
Size:27 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
GGR (f8e4) Primary 0.000s
Reference
Unknown Unknown 0 e4 GGR ShortTurbo 2026-05-17 12:41:00 UTC Current
GGR (f8e4) -0.623s
Before
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.589s
Before
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.576s
Before
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.563s
Before
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.551s
Before
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.539s
Before
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.526s
Before
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.515s
Before
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.504s
Before
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.492s
Before
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.481s
Before
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.469s
Before
Unknown Unknown 0 e4 GGR MediumFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.458s
Before
Unknown Unknown 0 e4 GGR MediumFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.446s
Before
Unknown Unknown 0 e4 GGR MediumFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.435s
Before
Unknown Unknown 0 e4 GGR MediumFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.406s
Before
Unknown Unknown 0 e4 GGR MediumFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.388s
Before
Unknown Unknown 0 e4 GGR MediumFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.368s
Before
Unknown Unknown 0 e4 GGR MediumFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.348s
Before
Unknown Unknown 0 e4 GGR MediumFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.331s
Before
Unknown Unknown 0 e4 GGR MediumFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.319s
Before
Unknown Unknown 0 e4 GGR MediumFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.308s
Before
Unknown Unknown 0 e4 GGR MediumFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.296s
Before
Unknown Unknown 0 e4 GGR ShortFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.284s
Before
Unknown Unknown 0 e4 GGR ShortFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.273s
Before
Unknown Unknown 0 e4 GGR ShortFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.261s
Before
Unknown Unknown 0 e4 GGR ShortFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.250s
Before
Unknown Unknown 0 e4 GGR ShortFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.239s
Before
Unknown Unknown 0 e4 GGR ShortFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.217s
Before
Unknown Unknown 0 e4 GGR ShortFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.195s
Before
Unknown Unknown 0 e4 GGR ShortFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.174s
Before
Unknown Unknown 0 e4 GGR ShortFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.163s
Before
Unknown Unknown 0 e4 GGR ShortFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.145s
Before
Unknown Unknown 0 e4 GGR ShortFast 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.127s
Before
Unknown Unknown 0 e4 GGR ShortTurbo 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.110s
Before
Unknown Unknown 0 e4 GGR ShortTurbo 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.099s
Before
Unknown Unknown 0 e4 GGR ShortTurbo 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.087s
Before
Unknown Unknown 0 e4 GGR ShortTurbo 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.076s
Before
Unknown Unknown 0 e4 GGR ShortTurbo 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.065s
Before
Unknown Unknown 0 e4 GGR ShortTurbo 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.048s
Before
Unknown Unknown 0 e4 GGR ShortTurbo 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.030s
Before
Unknown Unknown 0 e4 GGR ShortTurbo 2026-05-17 12:41:00 UTC View
GGR (f8e4) -0.012s
Before
Unknown Unknown 0 e4 GGR ShortTurbo 2026-05-17 12:41:00 UTC View
GGR (f8e4) +0.012s
After
Unknown Unknown 0 e4 GGR ShortTurbo 2026-05-17 12:41:00 UTC View
GGR (f8e4) +0.025s
After
Unknown Unknown 0 e4 GGR LongFast 2026-05-17 12:41:00 UTC View
45

Total Receptions

1

Unique Gateways