Packet #17940736 Success
NODEINFO_APP packet from Carthage-01 (CA01) to !ffffffff
45
Total Receptions
1
Unique Gateways
1
Hop Count
76
Payload Bytes
Packet Information
| Database ID: | 17940736 |
|---|---|
| Mesh Packet ID: |
0x2497be6f
Used for correlation across gateways |
| Timestamp: | 2026-03-27 17:02:53 UTC |
| From Node: | Carthage-01 (CA01) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
NODEINFO_APP
Port: 4 |
| Gateway: | DIR Rooftop (DIR) |
|---|---|
| Channel: | MediumFast |
| RSSI: | -85 dBm |
| SNR: | -15.75 dBm |
| Hop Info: |
1/4 hops
Start: 4, Limit: 3 |
| Relay Node: |
8f
Last byte of the last hop that relayed this packet |
Payload Data
Protocol: NODEINFO_APP
Size: 76 bytes
Decoded:
Yes
Decoded Data:
| Long Name: | Carthage-01 |
|---|---|
| Short Name: | CA01 |
| Node ID: | !9e787ea0 |
| MAC Address: | 8J6eeH6g |
| 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: | 76 bytes |
|---|---|
| Gateway: | !6985083c |
| Channel: | MediumFast |
| Payload Type: | NODEINFO_APP |
| Hop Count: | 1 / 4 |
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 |
!6985083c
Node ID format |
channel_id |
MediumFast
|
packet |
MeshPacket (76 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
2658696864
Source node ID |
uint32 |
to |
4294967295 (Broadcast)
Visible to all nodes |
uint32 |
decoded.portnum |
4
NODEINFO_APP |
enum |
decoded.payload_length |
76 bytes
|
size |
hop_limit |
3
Remaining hops allowed |
uint32 |
hop_start |
4
Initial hop limit |
uint32 |
hops_taken |
1
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
-85.0 dBm
Signal strength at gateway |
int32 |
rx_snr |
-15.75 dB
Signal quality at gateway |
float |
rx_time |
1774630973
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 |
1774630973.7910573
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 (1 hops)
- ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
| Gateway ID: | !6985083c |
| Signal Metrics: |
RSSI: -85.0 dBm SNR: -15.75 dB |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | NODEINFO_APP |
|---|---|
| Size: | 76 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"id": "!9e787ea0",
"long_name": "Carthage-01",
"short_name": "CA01",
"macaddr": "8J6eeH6g",
"hw_model": "HELTEC_V3"
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!6985083c",
"channel_id": "MediumFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 2658696864,
"to": 4294967295,
"id": 613924463,
"rx_time": 1774630973,
"rx_snr": -15.75,
"rx_rssi": -85,
"hop_limit": 3,
"hop_start": 4,
"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": "0a09213965373837656130120b43617274686167652d30311a04434130312206f09e9e787ea0282b4220d21af89fcd98bd040b2db8b26c19363a068c7d84b9d3ebe7b914c9acc137d2224800",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"id": "!9e787ea0",
"long_name": "Carthage-01",
"short_name": "CA01",
"macaddr": "8J6eeH6g",
"hw_model": "HELTEC_V3",
"public_key": "0hr4n82YvQQLLbiybBk2OgaMfYS50+vnuRTJrME30iI=",
"is_unmessagable": false,
"type": "protobuf",
"portnum": "NODEINFO_APP",
"message_class": "User"
}
}
}
}
Raw Packet Data (76 bytes)
0a09213965373837656130120b43617274686167652d30311a04434130312206f09e9e787ea0282b4220d21af89fcd98bd040b2db8b26c19363a068c7d84b9d3ebe7b914c9acc137d2224800
Hex Analysis:
| Size: | 76 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 |
|---|---|---|---|---|---|---|---|---|
| DIR Rooftop (DIR) Primary |
0.000s
Reference |
-85.0 dBm | -15.75 dB | 1 |
8f
|
MediumFast | 2026-03-27 17:02:53 UTC | Current |
| DIR Rooftop (DIR) |
-0.270s
Before |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
-0.236s
Before |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
-0.208s
Before |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
-0.175s
Before |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
-0.152s
Before |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
-0.130s
Before |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
-0.109s
Before |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
-0.088s
Before |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
-0.068s
Before |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
-0.046s
Before |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
-0.023s
Before |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
+0.022s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
MediumFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
+0.043s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
MediumFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
+0.064s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
MediumFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
+0.086s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
MediumFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
+0.106s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
MediumFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
+0.128s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
MediumFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
+0.151s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
MediumFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
+0.175s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
MediumFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
+0.197s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
MediumFast | 2026-03-27 17:02:53 UTC | View |
| DIR Rooftop (DIR) |
+0.218s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
MediumFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.239s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.260s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.280s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.302s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.324s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.347s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.370s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.392s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.413s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.434s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.455s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortFast | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.476s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortTurbo | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.500s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortTurbo | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.523s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortTurbo | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.546s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortTurbo | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.568s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortTurbo | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.589s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortTurbo | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.610s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortTurbo | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.630s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortTurbo | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.652s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortTurbo | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.676s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortTurbo | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.699s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
ShortTurbo | 2026-03-27 17:02:54 UTC | View |
| DIR Rooftop (DIR) |
+0.722s
After |
-85.0 dBm | -15.75 dB | 1 |
8f
|
LongFast | 2026-03-27 17:02:54 UTC | View |
45
Total Receptions
1
Unique Gateways