Packet #17886680 Success
TELEMETRY_APP packet from !db2fb634 to !ffffffff
45
Total Receptions
1
Unique Gateways
5
Hop Count
29
Payload Bytes
Packet Information
| Database ID: | 17886680 |
|---|---|
| Mesh Packet ID: |
0x80756bfe
Used for correlation across gateways |
| Timestamp: | 2026-03-27 13:48:17 UTC |
| From Node: | !db2fb634 (b634) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
TELEMETRY_APP
Port: 67 |
| Gateway: | FLAN-F208 (FLAN) |
|---|---|
| Channel: | LongFast |
| RSSI: | -39 dBm |
| SNR: | 5.75 dBm |
| Hop Info: |
5/6 hops
Start: 6, Limit: 1 |
| Relay Node: |
96
FLAM
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions |
Payload Data
Protocol: TELEMETRY_APP
Size: 29 bytes
Decoded:
Yes
Decoded Data:
Device Metrics:
| Battery: | 96% |
|---|---|
| Voltage: | 4.14 V |
| Channel Usage: | 3.0% |
| Air Util TX: | 0.2% |
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: | !433af208 |
| Channel: | LongFast |
| Payload Type: | TELEMETRY_APP |
| Hop Count: | 5 / 6 |
Privacy Summary
Exposure Level:
Broadcast
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...
MQTT ServiceEnvelope Fields
MQTT ServiceEnvelope contains the MeshPacket plus routing metadata
| Field | Value |
|---|---|
gateway_id |
!433af208
Node ID format |
channel_id |
LongFast
Default public channel |
packet |
MeshPacket (29 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
3677337140
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 |
1
Remaining hops allowed |
uint32 |
hop_start |
6
Initial hop limit |
uint32 |
hops_taken |
5
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-39.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
5.75 dB
Signal quality at gateway |
float |
rx_time |
1774619296
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 |
150
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1774619297.6461308
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)
- ✓ Gateway node ID tracked
Exposure Risks:
- ⚠ Visible to all nodes on channel
- ⚠ Default channel - no encryption
- ⚠ Packet visible to MQTT subscribers
- ⚠ Multi-hop path visible (5 hops)
- ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
| Gateway ID: | !433af208 |
| Signal Metrics: |
RSSI: -39.0 dBm SNR: 5.75 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": 1774617165,
"device_metrics": {
"battery_level": 96,
"voltage": 4.138,
"channel_utilization": 2.9850001,
"air_util_tx": 0.22866668,
"uptime_seconds": 13131043
}
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!433af208",
"channel_id": "LongFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 3677337140,
"to": 4294967295,
"id": 2155179006,
"rx_time": 1774619296,
"rx_snr": 5.75,
"rx_rssi": -39,
"hop_limit": 1,
"hop_start": 6,
"via_mqtt": false,
"want_ack": false,
"priority": 0,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 150,
"tx_after": 0,
"decoded": {
"portnum": 67,
"payload": "0d4d82c66912160860157f6a84401d3e0a3f402599276a3e28a3baa106",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"time": 1774617165,
"device_metrics": {
"battery_level": 96,
"voltage": 4.138,
"channel_utilization": 2.9850001,
"air_util_tx": 0.22866668,
"uptime_seconds": 13131043
},
"type": "protobuf",
"portnum": "TELEMETRY_APP",
"message_class": "Telemetry"
}
}
}
}
Raw Packet Data (29 bytes)
0d4d82c66912160860157f6a84401d3e0a3f402599276a3e28a3baa106
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 |
|---|---|---|---|---|---|---|---|---|
| FLAN-F208 (FLAN) Primary |
0.000s
Reference |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:17 UTC | Current |
| FLAN-F208 (FLAN) |
-0.271s
Before |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
-0.113s
Before |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
-0.089s
Before |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
-0.065s
Before |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
-0.042s
Before |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
-0.021s
Before |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.021s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.044s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.068s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.092s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.116s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
MediumFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.139s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
MediumFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.160s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
MediumFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.182s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
MediumFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.203s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
MediumFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.225s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
MediumFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.249s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
MediumFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.272s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
MediumFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.295s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
MediumFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.321s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
MediumFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.342s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
MediumFast | 2026-03-27 13:48:17 UTC | View |
| FLAN-F208 (FLAN) |
+0.363s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortFast | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.384s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortFast | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.407s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortFast | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.431s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortFast | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.454s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortFast | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.477s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortFast | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.499s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortFast | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.520s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortFast | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.542s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortFast | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.563s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortFast | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.584s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortFast | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.608s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortTurbo | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.632s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortTurbo | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.655s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortTurbo | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.677s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortTurbo | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.698s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortTurbo | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.719s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortTurbo | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.740s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortTurbo | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.762s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortTurbo | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.787s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortTurbo | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.811s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortTurbo | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.836s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
ShortTurbo | 2026-03-27 13:48:18 UTC | View |
| FLAN-F208 (FLAN) |
+0.858s
After |
-39.0 dBm | 5.75 dB | 5 |
96
FLAM
|
LongFast | 2026-03-27 13:48:18 UTC | View |
45
Total Receptions
1
Unique Gateways