Packet #18016158 Success
TELEMETRY_APP packet from VE7NA MtBenson-LF MediumSlow! Join us! (NALF) to !ffffffff
45
Total Receptions
1
Unique Gateways
3
Hop Count
27
Payload Bytes
Packet Information
| Database ID: | 18016158 |
|---|---|
| Mesh Packet ID: |
0x8e188ae5
Used for correlation across gateways |
| Timestamp: | 2026-03-27 21:31:28 UTC |
| From Node: | VE7NA MtBenson-LF MediumSlow! Join us! (NALF) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
TELEMETRY_APP
Port: 67 |
| Gateway: | FourSisters (4sis) |
|---|---|
| Channel: | ShortFast |
| RSSI: | -98 dBm |
| SNR: | 4.75 dBm |
| Hop Info: |
3/5 hops
Start: 5, Limit: 2 |
| Relay Node: |
70
Last byte of the last hop that relayed this packet |
Payload Data
Protocol: TELEMETRY_APP
Size: 27 bytes
Decoded:
Yes
Decoded Data:
Environment Metrics:
| Temperature: | 11.7°C |
|---|---|
| Humidity: | 51.8% |
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: | !a0cb14e8 |
| Channel: | ShortFast |
| Payload Type: | TELEMETRY_APP |
| Hop Count: | 3 / 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 |
!a0cb14e8
Node ID format |
channel_id |
ShortFast
|
packet |
MeshPacket (27 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
1256537236
Source node ID |
uint32 |
to |
4294967295 (Broadcast)
Visible to all nodes |
uint32 |
decoded.portnum |
67
TELEMETRY_APP |
enum |
decoded.payload_length |
27 bytes
|
size |
hop_limit |
2
Remaining hops allowed |
uint32 |
hop_start |
5
Initial hop limit |
uint32 |
hops_taken |
3
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-98.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
4.75 dB
Signal quality at gateway |
float |
rx_time |
1774647084
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 |
112
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1774647088.132322
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 (3 hops)
- ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
| Gateway ID: | !a0cb14e8 |
| Signal Metrics: |
RSSI: -98.0 dBm SNR: 4.75 dB |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | TELEMETRY_APP |
|---|---|
| Size: | 27 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"time": 1774647052,
"environment_metrics": {
"temperature": 11.71,
"relative_humidity": 51.79,
"voltage": 4.208,
"current": 2.5
}
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!a0cb14e8",
"channel_id": "ShortFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 1256537236,
"to": 4294967295,
"id": 2383973093,
"rx_time": 1774647084,
"rx_snr": 4.75,
"rx_rssi": -98,
"hop_limit": 2,
"hop_start": 5,
"via_mqtt": false,
"want_ack": false,
"priority": 0,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 112,
"tx_after": 0,
"decoded": {
"portnum": 67,
"payload": "0d0cf7c6691a140d295c3b4115f6284f422df0a786403500002040",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"time": 1774647052,
"environment_metrics": {
"temperature": 11.71,
"relative_humidity": 51.79,
"voltage": 4.208,
"current": 2.5
},
"type": "protobuf",
"portnum": "TELEMETRY_APP",
"message_class": "Telemetry"
}
}
}
}
Raw Packet Data (27 bytes)
0d0cf7c6691a140d295c3b4115f6284f422df0a786403500002040
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 |
|---|---|---|---|---|---|---|---|---|
| FourSisters (4sis) Primary |
0.000s
Reference |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortFast | 2026-03-27 21:31:28 UTC | Current |
| FourSisters (4sis) |
-0.690s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.657s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.636s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.614s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.590s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.559s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.536s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.514s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.480s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.444s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.403s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.365s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
MediumFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.342s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
MediumFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.319s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
MediumFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.298s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
MediumFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.278s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
MediumFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.255s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
MediumFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.227s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
MediumFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.175s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
MediumFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.134s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
MediumFast | 2026-03-27 21:31:27 UTC | View |
| FourSisters (4sis) |
-0.097s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
MediumFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
-0.076s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
MediumFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
-0.048s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
-0.025s
Before |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.023s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.045s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.072s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.093s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.114s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.135s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.159s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.184s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortFast | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.206s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortTurbo | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.229s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortTurbo | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.249s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortTurbo | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.273s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortTurbo | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.293s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortTurbo | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.321s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortTurbo | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.345s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortTurbo | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.376s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortTurbo | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.399s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortTurbo | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.422s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortTurbo | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.443s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
ShortTurbo | 2026-03-27 21:31:28 UTC | View |
| FourSisters (4sis) |
+0.478s
After |
-98.0 dBm | 4.75 dB | 3 |
70
|
LongFast | 2026-03-27 21:31:28 UTC | View |
45
Total Receptions
1
Unique Gateways