Packet #17656235 Success
TELEMETRY_APP packet from neotracker (ntrc) to !ffffffff
48
Total Receptions
4
Unique Gateways
2
Hop Count
17
Payload Bytes
Packet Information
| Database ID: | 17656235 |
|---|---|
| Mesh Packet ID: |
0xda43737d
Used for correlation across gateways |
| Timestamp: | 2026-03-27 02:03:13 UTC |
| From Node: | neotracker (ntrc) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
TELEMETRY_APP
Port: 67 |
| Gateway: | Meshtastic 52b1 (DAY) |
|---|---|
| Channel: | MediumFast |
| RSSI: | -128 dBm |
| SNR: | -20.25 dBm |
| Hop Info: |
2/7 hops
Start: 7, Limit: 5 |
| Relay Node: |
99
PI01
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: 17 bytes
Decoded:
Yes
Decoded Data:
Environment Metrics:
| Temperature: | 27.3°C |
|---|
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: | 17 bytes |
|---|---|
| Gateway: | !cd7652b1 |
| Channel: | MediumFast |
| Payload Type: | TELEMETRY_APP |
| Hop Count: | 2 / 7 |
Privacy Summary
Exposure Level:
Broadcast
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 1 more...
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 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 |
!cd7652b1
Node ID format |
channel_id |
MediumFast
|
packet |
MeshPacket (17 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
1878604709
Source node ID |
uint32 |
to |
4294967295 (Broadcast)
Visible to all nodes |
uint32 |
decoded.portnum |
67
TELEMETRY_APP |
enum |
decoded.payload_length |
17 bytes
|
size |
hop_limit |
5
Remaining hops allowed |
uint32 |
hop_start |
7
Initial hop limit |
uint32 |
hops_taken |
2
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-128.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
-20.25 dB
Signal quality at gateway |
float |
rx_time |
1774576993
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 |
153
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1774576993.7938786
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: MediumFast
- ✓ 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: | !cd7652b1 |
| Signal Metrics: |
RSSI: -128.0 dBm SNR: -20.25 dB |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | TELEMETRY_APP |
|---|---|
| Size: | 17 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"time": 1774576989,
"environment_metrics": {
"temperature": 27.25036,
"lux": 4.0
}
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!cd7652b1",
"channel_id": "MediumFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 1878604709,
"to": 4294967295,
"id": 3661853565,
"rx_time": 1774576993,
"rx_snr": -20.25,
"rx_rssi": -128,
"hop_limit": 5,
"hop_start": 7,
"via_mqtt": false,
"want_ack": false,
"priority": 0,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 153,
"tx_after": 0,
"decoded": {
"portnum": 67,
"payload": "0d5de5c5691a0a0dbd00da414d00008040",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"time": 1774576989,
"environment_metrics": {
"temperature": 27.25036,
"lux": 4.0
},
"type": "protobuf",
"portnum": "TELEMETRY_APP",
"message_class": "Telemetry"
}
}
}
}
Raw Packet Data (17 bytes)
0d5de5c5691a0a0dbd00da414d00008040
Hex Analysis:
| Size: | 17 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 |
|---|---|---|---|---|---|---|---|---|
| Meshtastic 52b1 (DAY) Primary |
0.000s
Reference |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
MediumFast | 2026-03-27 02:03:13 UTC | Current |
| neoSG2 https://canadaverse.org/ (🎐) |
-2.001s
Before |
-47.0 dBm | 5.75 dB | 0 |
a5
ntrc
|
LongFast | 2026-03-27 02:03:11 UTC | View |
| Balconytastic (PIE1) |
-0.907s
Before |
-44.0 dBm | 5.75 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:12 UTC | View |
| Tagtastic (ld01) |
-0.832s
Before |
-42.0 dBm | 6.50 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:12 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.533s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.491s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.462s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.438s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.405s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.379s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.349s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.322s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.300s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.277s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.252s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.225s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
MediumFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.186s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
MediumFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.157s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
MediumFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.134s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
MediumFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.111s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
MediumFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.091s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
MediumFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.068s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
MediumFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.046s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
MediumFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
-0.023s
Before |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
MediumFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.023s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
MediumFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.044s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.064s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.084s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.104s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.127s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.150s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.173s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.196s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortFast | 2026-03-27 02:03:13 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.218s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortFast | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.239s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortFast | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.262s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortFast | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.283s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortTurbo | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.307s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortTurbo | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.330s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortTurbo | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.356s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortTurbo | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.381s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortTurbo | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.402s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortTurbo | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.424s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortTurbo | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.445s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortTurbo | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.466s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortTurbo | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.490s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortTurbo | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.514s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
ShortTurbo | 2026-03-27 02:03:14 UTC | View |
| Meshtastic 52b1 (DAY) |
+0.537s
After |
-128.0 dBm | -20.25 dB | 2 |
99
PI01
|
LongFast | 2026-03-27 02:03:14 UTC | View |
48
Total Receptions
4
Unique Gateways