Packet #17810808 Success

POSITION_APP packet from Frankenjoyment 1 (dcc9) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
37
Payload Bytes
Packet Information
Database ID: 17810808
Mesh Packet ID: 0x1ffa36b1
Used for correlation across gateways
Timestamp: 2026-03-27 10:14:12 UTC
From Node: Frankenjoyment 1 (dcc9)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: VE3WNP-11 (TGWN)
Channel: MediumFast
RSSI: -124 dBm
SNR: -13.5 dBm
Hop Info: 0/5 hops
Start: 5, Limit: 5
Relay Node: c9 dcc9
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: 37 bytes
Decoded: Yes
Decoded Data:
Latitude:43.332403°
Longitude:-80.347136°
Altitude:340 m
Satellites:8
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:37 bytes
Gateway:!da548450
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:Unknown / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 3 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 !da548450
Node ID format
channel_id MediumFast
packet MeshPacket (37 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3997228233
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 37 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 -124.0 dBm
Signal strength at gateway
int32
rx_snr -13.50 dB
Signal quality at gateway
float
rx_time 1774604927
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 201
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774606452.7200394
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: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~2900.0m accuracy
  • ✓ 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: !da548450
Position Precision: 13 bits (~2900.0m accuracy)
Position precision meters: 2900.0
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -124.0 dBm
SNR: -13.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:37 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.3324032, "longitude": -80.347136, "altitude": 340, "sats_in_view": 8, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!da548450", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3997228233, "to": 4294967295, "id": 536491697, "rx_time": 1774604927, "rx_snr": -13.5, "rx_rssi": -124, "hop_limit": 5, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 201, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000d4191500001cd018d402258e52c669280258b60278018001c8befe04980108b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 433324032, "longitude_i": -803471360, "altitude": 340, "time": 1774604942, "location_source": "LOC_INTERNAL", "PDOP": 310, "ground_speed": 1, "ground_track": 10461000, "sats_in_view": 8, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (37 bytes)
0d0000d4191500001cd018d402258e52c669280258b60278018001c8befe04980108b8010d
Hex Analysis:
Size:37 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
VE3WNP-11 (TGWN) Primary 0.000s
Reference
-124.0 dBm -13.50 dB 0 c9 dcc9 MediumFast 2026-03-27 10:14:12 UTC Current
VE3WNP-11 (TGWN) -0.222s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.179s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.162s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.142s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.122s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.111s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.100s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.089s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.078s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.067s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.057s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.046s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 MediumFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.035s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 MediumFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.024s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 MediumFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) -0.012s
Before
-124.0 dBm -13.50 dB 0 c9 dcc9 MediumFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.012s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 MediumFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.024s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 MediumFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.036s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 MediumFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.048s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 MediumFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.059s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 MediumFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.072s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 MediumFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.082s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.093s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.104s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.115s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.126s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.137s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.148s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.158s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.170s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.183s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.195s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortFast 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.207s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortTurbo 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.219s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortTurbo 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.231s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortTurbo 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.243s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortTurbo 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.255s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortTurbo 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.266s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortTurbo 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.277s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortTurbo 2026-03-27 10:14:12 UTC View
VE3WNP-11 (TGWN) +0.288s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortTurbo 2026-03-27 10:14:13 UTC View
VE3WNP-11 (TGWN) +0.299s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortTurbo 2026-03-27 10:14:13 UTC View
VE3WNP-11 (TGWN) +0.309s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortTurbo 2026-03-27 10:14:13 UTC View
VE3WNP-11 (TGWN) +0.320s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 ShortTurbo 2026-03-27 10:14:13 UTC View
VE3WNP-11 (TGWN) +0.330s
After
-124.0 dBm -13.50 dB 0 c9 dcc9 LongFast 2026-03-27 10:14:13 UTC View
45

Total Receptions

1

Unique Gateways