Packet #39818617 Success
TELEMETRY_APP packet from Meshtastic f602 (f602) to !ffffffff
45
Total Receptions
1
Unique Gateways
0
Hop Count
29
Payload Bytes
Packet Information
| Database ID: | 39818617 |
|---|---|
| Mesh Packet ID: |
0x08d91671
Used for correlation across gateways |
| Timestamp: | 2026-05-17 02:42:25 UTC |
| From Node: | Meshtastic f602 (f602) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
TELEMETRY_APP
Port: 67 |
| Gateway: | Rex Base (Unattended) (REBA) |
|---|---|
| Channel: | ShortFast |
| RSSI: | -121 dBm |
| SNR: | -13.5 dBm |
| Hop Info: |
0/3 hops
Start: 3, Limit: 3 |
| Relay Node: |
02
f602
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: | 78% |
|---|---|
| Voltage: | 3.98 V |
| Air Util TX: | 0.1% |
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: | !33665574 |
| Channel: | ShortFast |
| Payload Type: | TELEMETRY_APP |
| Hop Count: | Unknown / 3 |
Privacy Summary
Exposure Level:
Broadcast
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...
✓ 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...
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields
MQTT ServiceEnvelope contains the MeshPacket plus routing metadata
| Field | Value |
|---|---|
gateway_id |
!33665574
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 |
3227842050
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 |
3
Initial hop limit |
uint32 |
hops_taken |
0
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-121.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
-13.50 dB
Signal quality at gateway |
float |
rx_time |
1778985743
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 |
2
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1778985745.5285258
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: | !33665574 |
| Zero Hop Policy: |
Enabled
Direct gateway connection |
| Signal Metrics: |
RSSI: -121.0 dBm SNR: -13.50 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": 1778985741,
"device_metrics": {
"battery_level": 78,
"voltage": 3.975,
"channel_utilization": 0.0,
"air_util_tx": 0.11711112,
"uptime_seconds": 10236019
}
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!33665574",
"channel_id": "ShortFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 3227842050,
"to": 4294967295,
"id": 148444785,
"rx_time": 1778985743,
"rx_snr": -13.5,
"rx_rssi": -121,
"hop_limit": 3,
"hop_start": 3,
"via_mqtt": false,
"want_ack": false,
"priority": 0,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 2,
"tx_after": 0,
"decoded": {
"portnum": 67,
"payload": "0d0d2b096a1216084e1566667e401d0000000025f4d7ef3d28f3e0f004",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"time": 1778985741,
"device_metrics": {
"battery_level": 78,
"voltage": 3.975,
"channel_utilization": 0.0,
"air_util_tx": 0.11711112,
"uptime_seconds": 10236019
},
"type": "protobuf",
"portnum": "TELEMETRY_APP",
"message_class": "Telemetry"
}
}
}
}
Raw Packet Data (29 bytes)
0d0d2b096a1216084e1566667e401d0000000025f4d7ef3d28f3e0f004
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 |
|---|---|---|---|---|---|---|---|---|
| Rex Base (Unattended) (REBA) Primary |
0.000s
Reference |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortFast | 2026-05-17 02:42:25 UTC | Current |
| Rex Base (Unattended) (REBA) |
-0.818s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:24 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.790s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:24 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.765s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:24 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.715s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:24 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.682s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:24 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.655s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:24 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.620s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:24 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.579s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:24 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.538s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:24 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.496s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.455s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.433s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
MediumFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.396s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
MediumFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.370s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
MediumFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.333s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
MediumFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.310s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
MediumFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.288s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
MediumFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.264s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
MediumFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.231s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
MediumFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.198s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
MediumFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.173s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
MediumFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.150s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
MediumFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.127s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.106s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.085s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.054s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
-0.032s
Before |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.024s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.049s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.072s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.094s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.135s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortFast | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.162s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortTurbo | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.187s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortTurbo | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.214s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortTurbo | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.253s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortTurbo | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.295s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortTurbo | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.326s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortTurbo | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.349s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortTurbo | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.371s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortTurbo | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.402s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortTurbo | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.460s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortTurbo | 2026-05-17 02:42:25 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.530s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
ShortTurbo | 2026-05-17 02:42:26 UTC | View |
| Rex Base (Unattended) (REBA) |
+0.593s
After |
-121.0 dBm | -13.50 dB | 0 |
02
f602
|
LongFast | 2026-05-17 02:42:26 UTC | View |
45
Total Receptions
1
Unique Gateways