Packet #17938529 Success
NODEINFO_APP packet from VA7KJL (7KJL) to !ffffffff
45
Total Receptions
1
Unique Gateways
1
Hop Count
71
Payload Bytes
Packet Information
| Database ID: | 17938529 |
|---|---|
| Mesh Packet ID: |
0x01222866
Used for correlation across gateways |
| Timestamp: | 2026-03-27 16:55:03 UTC |
| From Node: | VA7KJL (7KJL) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
NODEINFO_APP
Port: 4 |
| Gateway: | VE7DCX Repeater (7DCX) |
|---|---|
| Channel: | LongFast |
| RSSI: | -106 dBm |
| SNR: | -4.0 dBm |
| Hop Info: |
1/7 hops
Start: 7, Limit: 6 |
| Relay Node: |
f9
7MRP
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions |
Payload Data
Protocol: NODEINFO_APP
Size: 71 bytes
Decoded:
Yes
Decoded Data:
| Long Name: | VA7KJL |
|---|---|
| Short Name: | 7KJL |
| Node ID: | !e00ce548 |
| MAC Address: | mIjgDOVI |
| Hardware: | HELTEC_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: | 71 bytes |
|---|---|
| Gateway: | !9e779694 |
| Channel: | LongFast |
| Payload Type: | NODEINFO_APP |
| Hop Count: | 1 / 7 |
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 |
!9e779694
Node ID format |
channel_id |
LongFast
Default public channel |
packet |
MeshPacket (71 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
3758941512
Source node ID |
uint32 |
to |
4294967295 (Broadcast)
Visible to all nodes |
uint32 |
decoded.portnum |
4
NODEINFO_APP |
enum |
decoded.payload_length |
71 bytes
|
size |
hop_limit |
6
Remaining hops allowed |
uint32 |
hop_start |
7
Initial hop limit |
uint32 |
hops_taken |
1
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-106.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
-4.00 dB
Signal quality at gateway |
float |
rx_time |
1774630502
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 |
249
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1774630503.9834924
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 (1 hops)
- ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
| Gateway ID: | !9e779694 |
| Signal Metrics: |
RSSI: -106.0 dBm SNR: -4.00 dB |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | NODEINFO_APP |
|---|---|
| Size: | 71 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"id": "!e00ce548",
"long_name": "VA7KJL",
"short_name": "7KJL",
"macaddr": "mIjgDOVI",
"hw_model": "HELTEC_V3"
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!9e779694",
"channel_id": "LongFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 3758941512,
"to": 4294967295,
"id": 19015782,
"rx_time": 1774630502,
"rx_snr": -4.0,
"rx_rssi": -106,
"hop_limit": 6,
"hop_start": 7,
"via_mqtt": false,
"want_ack": false,
"priority": 0,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 249,
"tx_after": 0,
"decoded": {
"portnum": 4,
"payload": "0a0921653030636535343812065641374b4a4c1a04374b4a4c22069888e00ce548282b4220d771a3b9f19c8a1a71d9b0278e54e9effb931a45644e5dadb7e7173136cdef5f4800",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"id": "!e00ce548",
"long_name": "VA7KJL",
"short_name": "7KJL",
"macaddr": "mIjgDOVI",
"hw_model": "HELTEC_V3",
"public_key": "13GjufGcihpx2bAnjlTp7/uTGkVkTl2tt+cXMTbN718=",
"is_unmessagable": false,
"type": "protobuf",
"portnum": "NODEINFO_APP",
"message_class": "User"
}
}
}
}
Raw Packet Data (71 bytes)
0a0921653030636535343812065641374b4a4c1a04374b4a4c22069888e00ce548282b4220d771a3b9f19c8a1a71d9b0278e54e9effb931a45644e5dadb7e7173136cdef5f4800
Hex Analysis:
| Size: | 71 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 |
|---|---|---|---|---|---|---|---|---|
| VE7DCX Repeater (7DCX) Primary |
0.000s
Reference |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:03 UTC | Current |
| VE7DCX Repeater (7DCX) |
-0.151s
Before |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:03 UTC | View |
| VE7DCX Repeater (7DCX) |
-0.116s
Before |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:03 UTC | View |
| VE7DCX Repeater (7DCX) |
-0.090s
Before |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:03 UTC | View |
| VE7DCX Repeater (7DCX) |
-0.067s
Before |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:03 UTC | View |
| VE7DCX Repeater (7DCX) |
-0.042s
Before |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:03 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.032s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.059s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.082s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.106s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.130s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.153s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
MediumFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.174s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
MediumFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.194s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
MediumFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.221s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
MediumFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.243s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
MediumFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.274s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
MediumFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.298s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
MediumFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.320s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
MediumFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.342s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
MediumFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.362s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
MediumFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.383s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
MediumFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.403s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.424s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.449s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.475s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.498s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.519s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.539s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.560s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.581s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.603s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.626s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortFast | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.649s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortTurbo | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.673s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortTurbo | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.694s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortTurbo | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.715s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortTurbo | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.735s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortTurbo | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.756s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortTurbo | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.778s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortTurbo | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.801s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortTurbo | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.824s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortTurbo | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.847s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortTurbo | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.869s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
ShortTurbo | 2026-03-27 16:55:04 UTC | View |
| VE7DCX Repeater (7DCX) |
+0.890s
After |
-106.0 dBm | -4.00 dB | 1 |
f9
7MRP
|
LongFast | 2026-03-27 16:55:04 UTC | View |
45
Total Receptions
1
Unique Gateways