Packet #17806158 Success
POSITION_APP packet from Matane Centre CAN MQTT Link wiki.mt.gt (📡) to kwarc.org c908 (KWC)
45
Total Receptions
1
Unique Gateways
0
Hop Count
27
Payload Bytes
Packet Information
| Database ID: | 17806158 |
|---|---|
| Mesh Packet ID: |
0x4e19f3e4
Used for correlation across gateways |
| Timestamp: | 2026-03-27 10:10:41 UTC |
| From Node: | Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
| To Node: | kwarc.org c908 (KWC) |
| Success: | Processed |
| Protocol: |
POSITION_APP
Port: 3 |
| Gateway: | Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
|---|---|
| Channel: | LongFast |
| RSSI: | Unknown |
| SNR: | Unknown |
| Hop Info: |
0/2 hops
Start: 2, Limit: 2 |
| Relay Node: |
94
📡
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: | 48.837427° |
|---|---|
| Longitude: | -67.554509° |
| Altitude: | 6 m |
| Precision: | 13 bits |
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysisPacket Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
| Total Size: | 27 bytes |
|---|---|
| Gateway: | !a0cb1094 |
| Channel: | LongFast |
| Payload Type: | POSITION_APP |
| Hop Count: | Unknown / 2 |
Privacy Summary
Exposure Level:
Direct Message
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
âš Default channel - no encryption
âš Packet visible to MQTT subscribers
âš Default channel - no encryption
âš Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields
MQTT ServiceEnvelope contains the MeshPacket plus routing metadata
| Field | Value |
|---|---|
gateway_id |
!a0cb1094
Node ID format |
channel_id |
LongFast
Default public channel |
packet |
MeshPacket (27 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
2697662612
Source node ID |
uint32 |
to |
3812346120
Target node ID |
uint32 |
decoded.portnum |
3
POSITION_APP |
enum |
decoded.payload_length |
27 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 |
148
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1774606241.9960423
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:
- âš Default channel - no encryption
- âš Packet visible to MQTT subscribers
MQTT-Specific Fields
| Gateway ID: | !a0cb1094 |
| 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: | 27 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"latitude": 48.8374272,
"longitude": -67.5545088,
"altitude": 6,
"sats_in_view": null,
"precision_bits": 13
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!a0cb1094",
"channel_id": "LongFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 2697662612,
"to": 3812346120,
"id": 1310323684,
"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": 148,
"tx_after": 0,
"decoded": {
"portnum": 3,
"payload": "0d00001c1d150000bcd71806259957c66928017800800100b8010d",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"latitude_i": 488374272,
"longitude_i": -675545088,
"altitude": 6,
"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 (27 bytes)
0d00001c1d150000bcd71806259957c66928017800800100b8010d
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 packetCorrelation: Using Mesh Packet ID
Reception Locations
Loading...
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 |
|---|---|---|---|---|---|---|---|---|
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) Primary |
0.000s
Reference |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:41 UTC | Current |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+0.626s
After |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:42 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+0.789s
After |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:42 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+0.871s
After |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:42 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.030s
After |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.108s
After |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.219s
After |
Unknown | Unknown | 0 |
94
📡
|
MediumFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.265s
After |
Unknown | Unknown | 0 |
94
📡
|
MediumFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.277s
After |
Unknown | Unknown | 0 |
94
📡
|
MediumFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.325s
After |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.347s
After |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.494s
After |
Unknown | Unknown | 0 |
94
📡
|
MediumFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.530s
After |
Unknown | Unknown | 0 |
94
📡
|
MediumFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.586s
After |
Unknown | Unknown | 0 |
94
📡
|
MediumFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.693s
After |
Unknown | Unknown | 0 |
94
📡
|
MediumFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+1.949s
After |
Unknown | Unknown | 0 |
94
📡
|
MediumFast | 2026-03-27 10:10:43 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+2.085s
After |
Unknown | Unknown | 0 |
94
📡
|
MediumFast | 2026-03-27 10:10:44 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+2.097s
After |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:44 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+2.266s
After |
Unknown | Unknown | 0 |
94
📡
|
MediumFast | 2026-03-27 10:10:44 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+2.405s
After |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:44 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+2.745s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortFast | 2026-03-27 10:10:44 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+3.469s
After |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:45 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+3.623s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortFast | 2026-03-27 10:10:45 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+3.724s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortTurbo | 2026-03-27 10:10:45 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+3.830s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortFast | 2026-03-27 10:10:45 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+3.875s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortFast | 2026-03-27 10:10:45 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+3.960s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortFast | 2026-03-27 10:10:45 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+4.381s
After |
Unknown | Unknown | 0 |
94
📡
|
MediumFast | 2026-03-27 10:10:46 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+4.646s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortFast | 2026-03-27 10:10:46 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+4.863s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortTurbo | 2026-03-27 10:10:46 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+4.887s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortTurbo | 2026-03-27 10:10:46 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+5.053s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortFast | 2026-03-27 10:10:47 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+5.077s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortFast | 2026-03-27 10:10:47 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+5.409s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortFast | 2026-03-27 10:10:47 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+5.903s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortFast | 2026-03-27 10:10:47 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+6.114s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortTurbo | 2026-03-27 10:10:48 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+6.233s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortTurbo | 2026-03-27 10:10:48 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+6.325s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortTurbo | 2026-03-27 10:10:48 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+6.585s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortFast | 2026-03-27 10:10:48 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+6.908s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortTurbo | 2026-03-27 10:10:48 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+6.933s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortTurbo | 2026-03-27 10:10:48 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+7.132s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortTurbo | 2026-03-27 10:10:49 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+7.247s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortTurbo | 2026-03-27 10:10:49 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+7.319s
After |
Unknown | Unknown | 0 |
94
📡
|
LongFast | 2026-03-27 10:10:49 UTC | View |
| Matane Centre CAN MQTT Link wiki.mt.gt (📡) |
+7.621s
After |
Unknown | Unknown | 0 |
94
📡
|
ShortTurbo | 2026-03-27 10:10:49 UTC | View |
45
Total Receptions
1
Unique Gateways