Packet #18010787 Success
NODEINFO_APP packet from Duncan Downtown LF20 (DDT) to !16c3f464
45
Total Receptions
1
Unique Gateways
4
Hop Count
84
Payload Bytes
Packet Information
| Database ID: | 18010787 |
|---|---|
| Mesh Packet ID: |
0x4a475247
Used for correlation across gateways |
| Timestamp: | 2026-03-27 21:10:47 UTC |
| From Node: | Duncan Downtown LF20 (DDT) |
| To Node: | !16c3f464 (f464) |
| Success: | Processed |
| Protocol: |
NODEINFO_APP
Port: 4 |
| Gateway: | VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
|---|---|
| Channel: | LongFast |
| RSSI: | -107 dBm |
| SNR: | -2.75 dBm |
| Hop Info: |
4/5 hops
Start: 5, Limit: 1 |
| Relay Node: |
8f
Last byte of the last hop that relayed this packet |
Payload Data
Protocol: NODEINFO_APP
Size: 84 bytes
Decoded:
Yes
Decoded Data:
| Long Name: | Duncan Downtown LF20 |
|---|---|
| Short Name: | DDT |
| Node ID: | !da5466d4 |
| MAC Address: | NLfaVGbU |
| Hardware: | HELTEC_WSL_V3 |
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: | 84 bytes |
|---|---|
| Gateway: | !9e779d68 |
| Channel: | LongFast |
| Payload Type: | NODEINFO_APP |
| Hop Count: | 4 / 5 |
Privacy Summary
Exposure Level:
Direct Message
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 1 more...
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 1 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 2 more...
⚠ Default channel - no encryption
⚠ 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 |
LongFast
Default public channel |
packet |
MeshPacket (84 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
3662964436
Source node ID |
uint32 |
to |
381940836
Target node ID |
uint32 |
decoded.portnum |
4
NODEINFO_APP |
enum |
decoded.payload_length |
84 bytes
|
size |
hop_limit |
1
Remaining hops allowed |
uint32 |
hop_start |
5
Initial hop limit |
uint32 |
hops_taken |
4
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-107.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
-2.75 dB
Signal quality at gateway |
float |
rx_time |
1774645846
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 |
1774645847.8199515
Unix timestamp |
uint32 |
MQTT Privacy & Exposure Analysis
Analysis of privacy features and exposure risks when packet is shared via MQTT
Exposure Level: Direct Message
Privacy Features:
- ✓ Direct LoRa transmission (not via MQTT)
- ✓ Targeted to specific node
- ✓ Gateway node ID tracked
Exposure Risks:
- ⚠ Default channel - no encryption
- ⚠ Packet visible to MQTT subscribers
- ⚠ Multi-hop path visible (4 hops)
- ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
| Gateway ID: | !9e779d68 |
| Signal Metrics: |
RSSI: -107.0 dBm SNR: -2.75 dB |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | NODEINFO_APP |
|---|---|
| Size: | 84 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"id": "!da5466d4",
"long_name": "Duncan Downtown LF20",
"short_name": "DDT",
"macaddr": "NLfaVGbU",
"hw_model": "HELTEC_WSL_V3"
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!9e779d68",
"channel_id": "LongFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 3662964436,
"to": 381940836,
"id": 1246188103,
"rx_time": 1774645846,
"rx_snr": -2.75,
"rx_rssi": -107,
"hop_limit": 1,
"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": 4,
"payload": "0a09216461353436366434121444756e63616e20446f776e746f776e204c4632301a03444454220634b7da5466d4282c4220aa9c29c18aa8de1ef5b124e3f6d63e78f5a616c67b47059ef7c3d15cb7de2f1b4800",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"id": "!da5466d4",
"long_name": "Duncan Downtown LF20",
"short_name": "DDT",
"macaddr": "NLfaVGbU",
"hw_model": "HELTEC_WSL_V3",
"public_key": "qpwpwYqo3h71sSTj9tY+ePWmFsZ7RwWe98PRXLfeLxs=",
"is_unmessagable": false,
"type": "protobuf",
"portnum": "NODEINFO_APP",
"message_class": "User"
}
}
}
}
Raw Packet Data (84 bytes)
0a09216461353436366434121444756e63616e20446f776e746f776e204c4632301a03444454220634b7da5466d4282c4220aa9c29c18aa8de1ef5b124e3f6d63e78f5a616c67b47059ef7c3d15cb7de2f1b4800
Hex Analysis:
| Size: | 84 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 |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:47 UTC | Current |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
-0.025s
Before |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:47 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.022s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:47 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.045s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:47 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.066s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:47 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.088s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:47 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.109s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:47 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.130s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:47 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.153s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:47 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.177s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:47 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.200s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.223s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
MediumFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.244s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
MediumFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.265s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
MediumFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.289s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
MediumFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.310s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
MediumFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.340s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
MediumFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.365s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
MediumFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.389s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
MediumFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.413s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
MediumFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.434s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
MediumFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.455s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
MediumFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.478s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.499s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.530s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.556s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.579s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.601s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.621s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.641s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.662s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.683s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.706s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortFast | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.730s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortTurbo | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.753s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortTurbo | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.776s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortTurbo | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.797s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortTurbo | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.817s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortTurbo | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.837s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortTurbo | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.857s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortTurbo | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.880s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortTurbo | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.903s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortTurbo | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.927s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortTurbo | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.950s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
ShortTurbo | 2026-03-27 21:10:48 UTC | View |
| VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) |
+0.971s
After |
-107.0 dBm | -2.75 dB | 4 |
8f
|
LongFast | 2026-03-27 21:10:48 UTC | View |
45
Total Receptions
1
Unique Gateways