Packet #39482220 Success
TELEMETRY_APP packet from jsfcf6 (fcf6) to !ffffffff
45
Total Receptions
1
Unique Gateways
2
Hop Count
29
Payload Bytes
Packet Information
| Database ID: | 39482220 |
|---|---|
| Mesh Packet ID: |
0x19b7da86
Used for correlation across gateways |
| Timestamp: | 2026-05-16 07:18:35 UTC |
| From Node: | jsfcf6 (fcf6) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
TELEMETRY_APP
Port: 67 |
| Gateway: | Mechanicus Dominus (M4) |
|---|---|
| Channel: | ShortFast |
| RSSI: | -107 dBm |
| SNR: | -18.25 dBm |
| Hop Info: |
2/5 hops
Start: 5, Limit: 3 |
| Relay Node: |
d8
Last byte of the last hop that relayed this packet |
Payload Data
Protocol: TELEMETRY_APP
Size: 29 bytes
Decoded:
Yes
Decoded Data:
Device Metrics:
| Battery: | 101% |
|---|---|
| Voltage: | 4.22 V |
| Channel Usage: | 10.7% |
| Air Util TX: | 1.9% |
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: | 29 bytes |
|---|---|
| Gateway: | !6984d8b8 |
| Channel: | ShortFast |
| Payload Type: | TELEMETRY_APP |
| Hop Count: | 2 / 5 |
Privacy Summary
Exposure Level:
Broadcast
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 1 more...
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields
MQTT ServiceEnvelope contains the MeshPacket plus routing metadata
| Field | Value |
|---|---|
gateway_id |
!6984d8b8
Node ID format |
channel_id |
ShortFast
|
packet |
MeshPacket (29 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
591068406
Source node ID |
uint32 |
to |
4294967295 (Broadcast)
Visible to all nodes |
uint32 |
decoded.portnum |
67
TELEMETRY_APP |
enum |
decoded.payload_length |
29 bytes
|
size |
hop_limit |
3
Remaining hops allowed |
uint32 |
hop_start |
5
Initial hop limit |
uint32 |
hops_taken |
2
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-107.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
-18.25 dB
Signal quality at gateway |
float |
rx_time |
1778915913
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 |
216
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1778915915.3157737
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
Exposure Risks:
- ⚠ Visible to all nodes on channel
- ⚠ Packet visible to MQTT subscribers
- ⚠ Multi-hop path visible (2 hops)
- ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
| Gateway ID: | !6984d8b8 |
| Signal Metrics: |
RSSI: -107.0 dBm SNR: -18.25 dB |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | TELEMETRY_APP |
|---|---|
| Size: | 29 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"time": 1779016810,
"device_metrics": {
"battery_level": 101,
"voltage": 4.216,
"channel_utilization": 10.705,
"air_util_tx": 1.9394444,
"uptime_seconds": 10423990
}
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!6984d8b8",
"channel_id": "ShortFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 591068406,
"to": 4294967295,
"id": 431479430,
"rx_time": 1778915913,
"rx_snr": -18.25,
"rx_rssi": -107,
"hop_limit": 3,
"hop_start": 5,
"via_mqtt": false,
"want_ack": false,
"priority": 0,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 216,
"tx_after": 0,
"decoded": {
"portnum": 67,
"payload": "0d6aa4096a121608651579e986401dae472b4125b73ff83f28b69dfc04",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"time": 1779016810,
"device_metrics": {
"battery_level": 101,
"voltage": 4.216,
"channel_utilization": 10.705,
"air_util_tx": 1.9394444,
"uptime_seconds": 10423990
},
"type": "protobuf",
"portnum": "TELEMETRY_APP",
"message_class": "Telemetry"
}
}
}
}
Raw Packet Data (29 bytes)
0d6aa4096a121608651579e986401dae472b4125b73ff83f28b69dfc04
Hex Analysis:
| Size: | 29 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 |
|---|---|---|---|---|---|---|---|---|
| Mechanicus Dominus (M4) Primary |
0.000s
Reference |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortFast | 2026-05-16 07:18:35 UTC | Current |
| Mechanicus Dominus (M4) |
-0.665s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.589s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.566s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.544s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.522s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.501s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.480s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.456s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.431s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.407s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.384s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.362s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
MediumFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.340s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
MediumFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.319s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
MediumFast | 2026-05-16 07:18:34 UTC | View |
| Mechanicus Dominus (M4) |
-0.296s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
MediumFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
-0.263s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
MediumFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
-0.239s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
MediumFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
-0.216s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
MediumFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
-0.192s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
MediumFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
-0.170s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
MediumFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
-0.149s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
MediumFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
-0.127s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
MediumFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
-0.106s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
-0.079s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
-0.055s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
-0.032s
Before |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.021s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.050s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.072s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.095s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.119s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.142s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortFast | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.165s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortTurbo | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.186s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortTurbo | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.208s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortTurbo | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.229s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortTurbo | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.251s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortTurbo | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.275s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortTurbo | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.299s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortTurbo | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.333s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortTurbo | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.356s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortTurbo | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.377s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortTurbo | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.399s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
ShortTurbo | 2026-05-16 07:18:35 UTC | View |
| Mechanicus Dominus (M4) |
+0.420s
After |
-107.0 dBm | -18.25 dB | 2 |
d8
|
LongFast | 2026-05-16 07:18:35 UTC | View |
45
Total Receptions
1
Unique Gateways