Packet #17935578 Success
TELEMETRY_APP packet from IslandMesh now on MediumSlow Nan-Vic (GHR2) to !ffffffff
45
Total Receptions
1
Unique Gateways
5
Hop Count
27
Payload Bytes
Packet Information
| Database ID: | 17935578 |
|---|---|
| Mesh Packet ID: |
0xffe6fc83
Used for correlation across gateways |
| Timestamp: | 2026-03-27 16:44:54 UTC |
| From Node: | IslandMesh now on MediumSlow Nan-Vic (GHR2) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
TELEMETRY_APP
Port: 67 |
| Gateway: | VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
|---|---|
| Channel: | ShortFast |
| RSSI: | -110 dBm |
| SNR: | -1.0 dBm |
| Hop Info: |
5/5 hops
Start: 5, Limit: 0 |
| Relay Node: |
8f
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: | 14.4°C |
|---|---|
| Humidity: | 29.2% |
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: | 27 bytes |
|---|---|
| Gateway: | !9e779d68 |
| Channel: | ShortFast |
| Payload Type: | TELEMETRY_APP |
| Hop Count: | 5 / 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 |
!9e779d68
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 |
2782529868
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 |
Not set | uint32 |
hop_start |
5
Initial hop limit |
uint32 |
hops_taken |
5
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-110.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
-1.00 dB
Signal quality at gateway |
float |
rx_time |
1774629893
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 |
143
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1774629894.9249833
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 (5 hops)
- ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
| Gateway ID: | !9e779d68 |
| Signal Metrics: |
RSSI: -110.0 dBm SNR: -1.00 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": 1774629787,
"environment_metrics": {
"temperature": 14.42,
"relative_humidity": 29.25,
"voltage": 4.084,
"current": -8.6
}
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!9e779d68",
"channel_id": "ShortFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 2782529868,
"to": 4294967295,
"id": 4293328003,
"rx_time": 1774629893,
"rx_snr": -1.0,
"rx_rssi": -110,
"hop_limit": 0,
"hop_start": 5,
"via_mqtt": false,
"want_ack": false,
"priority": 0,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 143,
"tx_after": 0,
"decoded": {
"portnum": 67,
"payload": "0d9bb3c6691a140d52b86641150000ea412d21b08240359a9909c1",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"time": 1774629787,
"environment_metrics": {
"temperature": 14.42,
"relative_humidity": 29.25,
"voltage": 4.084,
"current": -8.6
},
"type": "protobuf",
"portnum": "TELEMETRY_APP",
"message_class": "Telemetry"
}
}
}
}
Raw Packet Data (27 bytes)
0d9bb3c6691a140d52b86641150000ea412d21b08240359a9909c1
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 |
|---|---|---|---|---|---|---|---|---|
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) Primary |
0.000s
Reference |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortFast | 2026-03-27 16:44:54 UTC | Current |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.566s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.538s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.500s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.476s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.453s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.429s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.408s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.387s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.366s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.343s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.319s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.294s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
MediumFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.271s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
MediumFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.248s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
MediumFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.226s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
MediumFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.205s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
MediumFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.184s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
MediumFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.161s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
MediumFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.137s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
MediumFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.115s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
MediumFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.092s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
MediumFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.069s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
MediumFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.043s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.022s
Before |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.025s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.047s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.068s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortFast | 2026-03-27 16:44:54 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.090s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortFast | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.123s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortFast | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.153s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortFast | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.181s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortFast | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.207s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortFast | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.233s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortTurbo | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.257s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortTurbo | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.285s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortTurbo | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.313s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortTurbo | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.342s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortTurbo | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.375s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortTurbo | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.399s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortTurbo | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.425s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortTurbo | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.454s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortTurbo | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.483s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortTurbo | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.511s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
ShortTurbo | 2026-03-27 16:44:55 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.539s
After |
-110.0 dBm | -1.00 dB | 5 |
8f
|
LongFast | 2026-03-27 16:44:55 UTC | View |
45
Total Receptions
1
Unique Gateways