Packet #17736565 Success
TELEMETRY_APP packet from VA3FYF (da8a) to !ffffffff
45
Total Receptions
1
Unique Gateways
3
Hop Count
28
Payload Bytes
Packet Information
| Database ID: | 17736565 |
|---|---|
| Mesh Packet ID: |
0xd8584749
Used for correlation across gateways |
| Timestamp: | 2026-03-27 06:37:12 UTC |
| From Node: | VA3FYF (da8a) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
TELEMETRY_APP
Port: 67 |
| Gateway: | Seri Base d120 (SRB) |
|---|---|
| Channel: | LongFast |
| RSSI: | -61 dBm |
| SNR: | 4.75 dBm |
| Hop Info: |
3/3 hops
Start: 3, Limit: 0 |
| Relay Node: |
10
KWBX
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: 28 bytes
Decoded:
Yes
Decoded Data:
Device Metrics:
| Battery: | 101% |
|---|---|
| Voltage: | 4.16 V |
| Channel Usage: | 2.1% |
| Air Util TX: | 1.3% |
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: | 28 bytes |
|---|---|
| Gateway: | !16ced120 |
| Channel: | LongFast |
| Payload Type: | TELEMETRY_APP |
| Hop Count: | 3 / 3 |
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 |
!16ced120
Node ID format |
channel_id |
LongFast
Default public channel |
packet |
MeshPacket (28 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
1730730634
Source node ID |
uint32 |
to |
4294967295 (Broadcast)
Visible to all nodes |
uint32 |
decoded.portnum |
67
TELEMETRY_APP |
enum |
decoded.payload_length |
28 bytes
|
size |
hop_limit |
Not set | uint32 |
hop_start |
3
Initial hop limit |
uint32 |
hops_taken |
3
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-61.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
4.75 dB
Signal quality at gateway |
float |
rx_time |
1774593432
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 |
16
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1774593432.9570832
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 (3 hops)
- ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
| Gateway ID: | !16ced120 |
| Signal Metrics: |
RSSI: -61.0 dBm SNR: 4.75 dB |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | TELEMETRY_APP |
|---|---|
| Size: | 28 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"time": 1774593425,
"device_metrics": {
"battery_level": 101,
"voltage": 4.164,
"channel_utilization": 2.0533333,
"air_util_tx": 1.3278056,
"uptime_seconds": 43576
}
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!16ced120",
"channel_id": "LongFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 1730730634,
"to": 4294967295,
"id": 3629664073,
"rx_time": 1774593432,
"rx_snr": 4.75,
"rx_rssi": -61,
"hop_limit": 0,
"hop_start": 3,
"via_mqtt": false,
"want_ack": false,
"priority": 0,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 16,
"tx_after": 0,
"decoded": {
"portnum": 67,
"payload": "0d9125c66912150865157d3f85401dd06903402589f5a93f28b8d402",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"time": 1774593425,
"device_metrics": {
"battery_level": 101,
"voltage": 4.164,
"channel_utilization": 2.0533333,
"air_util_tx": 1.3278056,
"uptime_seconds": 43576
},
"type": "protobuf",
"portnum": "TELEMETRY_APP",
"message_class": "Telemetry"
}
}
}
}
Raw Packet Data (28 bytes)
0d9125c66912150865157d3f85401dd06903402589f5a93f28b8d402
Hex Analysis:
| Size: | 28 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 |
|---|---|---|---|---|---|---|---|---|
| Seri Base d120 (SRB) Primary |
0.000s
Reference |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:12 UTC | Current |
| Seri Base d120 (SRB) |
-0.133s
Before |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:12 UTC | View |
| Seri Base d120 (SRB) |
-0.107s
Before |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:12 UTC | View |
| Seri Base d120 (SRB) |
-0.075s
Before |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:12 UTC | View |
| Seri Base d120 (SRB) |
-0.040s
Before |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:12 UTC | View |
| Seri Base d120 (SRB) |
+0.022s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:12 UTC | View |
| Seri Base d120 (SRB) |
+0.042s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:12 UTC | View |
| Seri Base d120 (SRB) |
+0.063s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.083s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.103s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.132s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.157s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
MediumFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.183s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
MediumFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.205s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
MediumFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.225s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
MediumFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.245s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
MediumFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.266s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
MediumFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.286s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
MediumFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.309s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
MediumFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.332s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
MediumFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.354s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
MediumFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.377s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
MediumFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.398s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.418s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.440s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.461s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.481s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.502s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.522s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.545s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.579s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.603s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.632s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortFast | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.658s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortTurbo | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.688s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortTurbo | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.717s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortTurbo | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.740s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortTurbo | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.762s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortTurbo | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.787s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortTurbo | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.813s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortTurbo | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.841s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortTurbo | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.868s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortTurbo | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.895s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortTurbo | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.926s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
ShortTurbo | 2026-03-27 06:37:13 UTC | View |
| Seri Base d120 (SRB) |
+0.950s
After |
-61.0 dBm | 4.75 dB | 3 |
10
KWBX
|
LongFast | 2026-03-27 06:37:13 UTC | View |
45
Total Receptions
1
Unique Gateways