Packet #17807272 Success

POSITION_APP packet from GV Router (e2d4) to kwarc.org c908 (KWC)

45
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 17807272
Mesh Packet ID: 0xf86bd3e0
Used for correlation across gateways
Timestamp: 2026-03-27 10:10:56 UTC
From Node: GV Router (e2d4)
To Node: kwarc.org c908 (KWC)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: GV Router (e2d4)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: d4 e2d4
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:43.909120°
Longitude:-80.347136°
Altitude:480 m
Precision:13 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:!9e75e2d4
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e75e2d4
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658525908
Source node ID 		uint32
to 3812346120
Target node ID 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 28 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 Not set int32
rx_snr Not set float
rx_time 1774606233
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 70
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 212
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774606256.0300913
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)
  • ✓ Targeted to specific node
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~2900.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !9e75e2d4
Position Precision: 13 bits (~2900.0m accuracy)
Position precision meters: 2900.0
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": 43.90912, "longitude": -80.347136, "altitude": 480, "sats_in_view": null, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e75e2d4", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658525908, "to": 3812346120, "id": 4167816160, "rx_time": 1774606233, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": false, "want_ack": false, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 212, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00002c1a1500001cd018e003259957c66928017800800100b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 439091200, "longitude_i": -803471360, "altitude": 480, "time": 1774606233, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (28 bytes)
0d00002c1a1500001cd018e003259957c66928017800800100b8010d
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
GV Router (e2d4) Primary 0.000s
Reference 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:56 UTC Current
GV Router (e2d4) -9.664s
Before 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:46 UTC View
GV Router (e2d4) +0.109s
After 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.144s
After 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.155s
After 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.213s
After 		Unknown Unknown 0 d4 e2d4 MediumFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.238s
After 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.250s
After 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.330s
After 		Unknown Unknown 0 d4 e2d4 MediumFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.364s
After 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.375s
After 		Unknown Unknown 0 d4 e2d4 MediumFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.387s
After 		Unknown Unknown 0 d4 e2d4 MediumFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.491s
After 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.592s
After 		Unknown Unknown 0 d4 e2d4 MediumFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.605s
After 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.617s
After 		Unknown Unknown 0 d4 e2d4 MediumFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.629s
After 		Unknown Unknown 0 d4 e2d4 ShortFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.677s
After 		Unknown Unknown 0 d4 e2d4 ShortFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.734s
After 		Unknown Unknown 0 d4 e2d4 ShortFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.769s
After 		Unknown Unknown 0 d4 e2d4 MediumFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.818s
After 		Unknown Unknown 0 d4 e2d4 ShortFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.842s
After 		Unknown Unknown 0 d4 e2d4 ShortFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.888s
After 		Unknown Unknown 0 d4 e2d4 ShortFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.911s
After 		Unknown Unknown 0 d4 e2d4 ShortFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.956s
After 		Unknown Unknown 0 d4 e2d4 MediumFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +0.968s
After 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:56 UTC View
GV Router (e2d4) +1.017s
After 		Unknown Unknown 0 d4 e2d4 ShortFast 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.075s
After 		Unknown Unknown 0 d4 e2d4 MediumFast 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.121s
After 		Unknown Unknown 0 d4 e2d4 ShortTurbo 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.219s
After 		Unknown Unknown 0 d4 e2d4 ShortFast 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.242s
After 		Unknown Unknown 0 d4 e2d4 ShortFast 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.253s
After 		Unknown Unknown 0 d4 e2d4 MediumFast 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.309s
After 		Unknown Unknown 0 d4 e2d4 ShortTurbo 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.320s
After 		Unknown Unknown 0 d4 e2d4 MediumFast 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.382s
After 		Unknown Unknown 0 d4 e2d4 ShortTurbo 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.463s
After 		Unknown Unknown 0 d4 e2d4 ShortTurbo 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.570s
After 		Unknown Unknown 0 d4 e2d4 ShortFast 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.651s
After 		Unknown Unknown 0 d4 e2d4 ShortTurbo 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.696s
After 		Unknown Unknown 0 d4 e2d4 ShortTurbo 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.811s
After 		Unknown Unknown 0 d4 e2d4 ShortTurbo 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.856s
After 		Unknown Unknown 0 d4 e2d4 ShortTurbo 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +1.916s
After 		Unknown Unknown 0 d4 e2d4 ShortTurbo 2026-03-27 10:10:57 UTC View
GV Router (e2d4) +2.240s
After 		Unknown Unknown 0 d4 e2d4 ShortTurbo 2026-03-27 10:10:58 UTC View
GV Router (e2d4) +2.300s
After 		Unknown Unknown 0 d4 e2d4 LongFast 2026-03-27 10:10:58 UTC View
GV Router (e2d4) +2.449s
After 		Unknown Unknown 0 d4 e2d4 ShortTurbo 2026-03-27 10:10:58 UTC View
45

Total Receptions

1

Unique Gateways