Packet #17844361 Success

POSITION_APP packet from VE3QVY /router (QVYr) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
18
Payload Bytes
Packet Information
Database ID: 17844361
Mesh Packet ID: 0x591a1d30
Used for correlation across gateways
Timestamp: 2026-03-27 11:45:17 UTC
From Node: VE3QVY /router (QVYr)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: kwarc.org 5ff0 (KW5)
Channel: ShortFast
RSSI: -99 dBm
SNR: 11.0 dBm
Hop Info: 0/0 hops
Start: 0, Limit: 0
Relay Node: None
Payload Data
Protocol: POSITION_APP
Size: 18 bytes
Decoded: Yes
Decoded Data:
Latitude:43.457738°
Longitude:-80.520261°
Altitude:335 m
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:18 bytes
Gateway:!a3fb5ff0
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 !a3fb5ff0
Node ID format
channel_id ShortFast
packet MeshPacket (18 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 240558112
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 18 bytes size
hop_limit Not set uint32
hop_start Not set uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi -99.0 dBm
Signal strength at gateway
int32
rx_snr 11.00 dB
Signal quality at gateway
float
rx_time 1774611916
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority Not set 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 1774611917.7697823
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
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a3fb5ff0
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -99.0 dBm
SNR: 11.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:18 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.4577376, "longitude": -80.5202606, "altitude": 335, "sats_in_view": null, "precision_bits": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a3fb5ff0", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 240558112, "to": 4294967295, "id": 1494883632, "rx_time": 1774611916, "rx_snr": 11.0, "rx_rssi": -99, "hop_limit": 0, "hop_start": 0, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0de01fe71915529501d018cf0225c86dc669", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 434577376, "longitude_i": -805202606, "altitude": 335, "time": 1774611912, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (18 bytes)
0de01fe71915529501d018cf0225c86dc669
Hex Analysis:
Size:18 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
kwarc.org 5ff0 (KW5) Primary 0.000s
Reference
-99.0 dBm 11.00 dB 0 - ShortFast 2026-03-27 11:45:17 UTC Current
kwarc.org 5ff0 (KW5) -0.288s
Before
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.264s
Before
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.251s
Before
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.235s
Before
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.218s
Before
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.209s
Before
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.193s
Before
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.182s
Before
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.167s
Before
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.157s
Before
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.147s
Before
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.135s
Before
-99.0 dBm 11.00 dB 0 - MediumFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.125s
Before
-99.0 dBm 11.00 dB 0 - MediumFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.114s
Before
-99.0 dBm 11.00 dB 0 - MediumFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.104s
Before
-99.0 dBm 11.00 dB 0 - MediumFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.093s
Before
-99.0 dBm 11.00 dB 0 - MediumFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.082s
Before
-99.0 dBm 11.00 dB 0 - MediumFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.071s
Before
-99.0 dBm 11.00 dB 0 - MediumFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.059s
Before
-99.0 dBm 11.00 dB 0 - MediumFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.047s
Before
-99.0 dBm 11.00 dB 0 - MediumFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.035s
Before
-99.0 dBm 11.00 dB 0 - MediumFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.023s
Before
-99.0 dBm 11.00 dB 0 - MediumFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) -0.012s
Before
-99.0 dBm 11.00 dB 0 - ShortFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.012s
After
-99.0 dBm 11.00 dB 0 - ShortFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.023s
After
-99.0 dBm 11.00 dB 0 - ShortFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.033s
After
-99.0 dBm 11.00 dB 0 - ShortFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.044s
After
-99.0 dBm 11.00 dB 0 - ShortFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.055s
After
-99.0 dBm 11.00 dB 0 - ShortFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.065s
After
-99.0 dBm 11.00 dB 0 - ShortFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.076s
After
-99.0 dBm 11.00 dB 0 - ShortFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.087s
After
-99.0 dBm 11.00 dB 0 - ShortFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.097s
After
-99.0 dBm 11.00 dB 0 - ShortFast 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.109s
After
-99.0 dBm 11.00 dB 0 - ShortTurbo 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.122s
After
-99.0 dBm 11.00 dB 0 - ShortTurbo 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.134s
After
-99.0 dBm 11.00 dB 0 - ShortTurbo 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.146s
After
-99.0 dBm 11.00 dB 0 - ShortTurbo 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.157s
After
-99.0 dBm 11.00 dB 0 - ShortTurbo 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.169s
After
-99.0 dBm 11.00 dB 0 - ShortTurbo 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.181s
After
-99.0 dBm 11.00 dB 0 - ShortTurbo 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.192s
After
-99.0 dBm 11.00 dB 0 - ShortTurbo 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.203s
After
-99.0 dBm 11.00 dB 0 - ShortTurbo 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.214s
After
-99.0 dBm 11.00 dB 0 - ShortTurbo 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.224s
After
-99.0 dBm 11.00 dB 0 - ShortTurbo 2026-03-27 11:45:17 UTC View
kwarc.org 5ff0 (KW5) +0.235s
After
-99.0 dBm 11.00 dB 0 - LongFast 2026-03-27 11:45:18 UTC View
45

Total Receptions

1

Unique Gateways