Packet #39821235 Success
NEIGHBORINFO_APP packet from Brandon South (YBR1) to !00000001
45
Total Receptions
1
Unique Gateways
0
Hop Count
41
Payload Bytes
Packet Information
| Database ID: | 39821235 |
|---|---|
| Mesh Packet ID: |
0x4188c009
Used for correlation across gateways |
| Timestamp: | 2026-05-17 02:51:20 UTC |
| From Node: | Brandon South (YBR1) |
| To Node: | !00000001 (0001) |
| Success: | Processed |
| Protocol: |
NEIGHBORINFO_APP
Port: 71 |
| Gateway: | Brandon South (YBR1) |
|---|---|
| Channel: | ShortFast |
| RSSI: | Unknown |
| SNR: | Unknown |
| Hop Info: |
0/7 hops
Start: 7, Limit: 7 |
| Relay Node: | None |
Payload Data
Protocol: NEIGHBORINFO_APP
Size: 41 bytes
Decoded:
Yes
Decoded Data:
Neighbor Information Report
| Reporting Node: | Brandon South (YBR1) |
|---|---|
| Last Sent By: | Brandon South (YBR1) |
| Broadcast Interval: | 14400 seconds |
| Neighbors Found: | 2 |
2
Active Neighbors
Neighbor Details
| Neighbor Node | SNR | Last Heard | Broadcast Interval | Signal Quality |
|---|---|---|---|---|
| Node 2 (N2) | 6.8 dB | Unknown | Unknown | Excellent |
| VE4ACD #2 (📡) | -18.2 dB | Unknown | Unknown | Poor |
This neighbor information was reported by Brandon South (YBR1)
and shows which nodes it can directly communicate with and their signal quality.
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: | 41 bytes |
|---|---|
| Gateway: | !a2ebb39c |
| Channel: | ShortFast |
| Payload Type: | NEIGHBORINFO_APP |
| Hop Count: | Unknown / 7 |
Privacy Summary
Exposure Level:
Direct Message
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
âš Packet visible to MQTT subscribers
âš Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields
MQTT ServiceEnvelope contains the MeshPacket plus routing metadata
| Field | Value |
|---|---|
gateway_id |
!a2ebb39c
Node ID format |
channel_id |
ShortFast
|
packet |
MeshPacket (41 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
2733355932
Source node ID |
uint32 |
to |
1
Target node ID |
uint32 |
decoded.portnum |
71
NEIGHBORINFO_APP |
enum |
decoded.payload_length |
41 bytes
|
size |
hop_limit |
7
Remaining hops allowed |
uint32 |
hop_start |
7
Initial hop limit |
uint32 |
hops_taken |
0
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
Not set | int32 |
rx_snr |
Not set | float |
rx_time |
1778986280
Receive timestamp |
fixed32 |
via_mqtt |
False
Direct LoRa transmission |
bool |
want_ack |
False
No ACK requested |
bool |
priority |
10
Packet priority level |
enum |
delayed |
Not set | enum |
channel |
Not set | uint32 |
pki_encrypted |
False
Standard encryption |
bool |
next_hop |
Not set | uint32 |
relay_node |
Not set | uint32 |
tx_after |
Not set | uint32 |
timestamp |
1778986280.8705807
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
- ✓ Custom channel: ShortFast
- ✓ Gateway node ID tracked
- ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
- âš Packet visible to MQTT subscribers
MQTT-Specific Fields
| Gateway ID: | !a2ebb39c |
| Zero Hop Policy: |
Enabled
Direct gateway connection |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | NEIGHBORINFO_APP |
|---|---|
| Size: | 41 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"node_id": 2733355932,
"last_sent_by_id": 2733355932,
"node_broadcast_interval_secs": 14400,
"neighbors": [
{
"node_id": 1005165710,
"snr": 6.75,
"last_rx_time": null,
"node_broadcast_interval_secs": null,
"last_rx_time_str": "Unknown",
"node_name": "Node 2 (N2)"
},
{
"node_id": 1771863616,
"snr": -18.25,
"last_rx_time": null,
"node_broadcast_interval_secs": null,
"last_rx_time_str": "Unknown",
"node_name": "VE4ACD #2 (📡)"
}
],
"neighbor_count": 2,
"node_name": "Brandon South (YBR1)",
"last_sent_by_name": "Brandon South (YBR1)"
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!a2ebb39c",
"channel_id": "ShortFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 2733355932,
"to": 1,
"id": 1099481097,
"rx_time": 1778986280,
"rx_snr": 0.0,
"rx_rssi": 0,
"hop_limit": 7,
"hop_start": 7,
"via_mqtt": false,
"want_ack": false,
"priority": 10,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 0,
"tx_after": 0,
"decoded": {
"portnum": 71,
"payload": "089ce7ae970a109ce7ae970a18c070220b088eb9a6df03150000d840220b08c0fcf1cc0615000092c1",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"node_id": 2733355932,
"last_sent_by_id": 2733355932,
"node_broadcast_interval_secs": 14400,
"neighbors": [
{
"node_id": 1005165710,
"snr": 6.75
},
{
"node_id": 1771863616,
"snr": -18.25
}
],
"type": "protobuf",
"portnum": "NEIGHBORINFO_APP",
"message_class": "NeighborInfo"
}
}
}
}
Raw Packet Data (41 bytes)
089ce7ae970a109ce7ae970a18c070220b088eb9a6df03150000d840220b08c0fcf1cc0615000092c1
Hex Analysis:
| Size: | 41 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 |
|---|---|---|---|---|---|---|---|---|
| Brandon South (YBR1) Primary |
0.000s
Reference |
Unknown | Unknown | 0 | - | ShortFast | 2026-05-17 02:51:20 UTC | Current |
| Brandon South (YBR1) |
-0.375s
Before |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.341s
Before |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.320s
Before |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.307s
Before |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.295s
Before |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.284s
Before |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.270s
Before |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.257s
Before |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.238s
Before |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.226s
Before |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.214s
Before |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.201s
Before |
Unknown | Unknown | 0 | - | MediumFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.185s
Before |
Unknown | Unknown | 0 | - | MediumFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.172s
Before |
Unknown | Unknown | 0 | - | MediumFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.157s
Before |
Unknown | Unknown | 0 | - | MediumFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.139s
Before |
Unknown | Unknown | 0 | - | MediumFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.126s
Before |
Unknown | Unknown | 0 | - | MediumFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.113s
Before |
Unknown | Unknown | 0 | - | MediumFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.100s
Before |
Unknown | Unknown | 0 | - | MediumFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.089s
Before |
Unknown | Unknown | 0 | - | MediumFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.074s
Before |
Unknown | Unknown | 0 | - | MediumFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.059s
Before |
Unknown | Unknown | 0 | - | MediumFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.046s
Before |
Unknown | Unknown | 0 | - | ShortFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.035s
Before |
Unknown | Unknown | 0 | - | ShortFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.023s
Before |
Unknown | Unknown | 0 | - | ShortFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
-0.012s
Before |
Unknown | Unknown | 0 | - | ShortFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
+0.029s
After |
Unknown | Unknown | 0 | - | ShortFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
+0.041s
After |
Unknown | Unknown | 0 | - | ShortFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
+0.054s
After |
Unknown | Unknown | 0 | - | ShortFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
+0.066s
After |
Unknown | Unknown | 0 | - | ShortFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
+0.079s
After |
Unknown | Unknown | 0 | - | ShortFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
+0.091s
After |
Unknown | Unknown | 0 | - | ShortFast | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
+0.102s
After |
Unknown | Unknown | 0 | - | ShortTurbo | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
+0.120s
After |
Unknown | Unknown | 0 | - | ShortTurbo | 2026-05-17 02:51:20 UTC | View |
| Brandon South (YBR1) |
+0.132s
After |
Unknown | Unknown | 0 | - | ShortTurbo | 2026-05-17 02:51:21 UTC | View |
| Brandon South (YBR1) |
+0.151s
After |
Unknown | Unknown | 0 | - | ShortTurbo | 2026-05-17 02:51:21 UTC | View |
| Brandon South (YBR1) |
+0.162s
After |
Unknown | Unknown | 0 | - | ShortTurbo | 2026-05-17 02:51:21 UTC | View |
| Brandon South (YBR1) |
+0.174s
After |
Unknown | Unknown | 0 | - | ShortTurbo | 2026-05-17 02:51:21 UTC | View |
| Brandon South (YBR1) |
+0.187s
After |
Unknown | Unknown | 0 | - | ShortTurbo | 2026-05-17 02:51:21 UTC | View |
| Brandon South (YBR1) |
+0.201s
After |
Unknown | Unknown | 0 | - | ShortTurbo | 2026-05-17 02:51:21 UTC | View |
| Brandon South (YBR1) |
+0.215s
After |
Unknown | Unknown | 0 | - | ShortTurbo | 2026-05-17 02:51:21 UTC | View |
| Brandon South (YBR1) |
+0.228s
After |
Unknown | Unknown | 0 | - | ShortTurbo | 2026-05-17 02:51:21 UTC | View |
| Brandon South (YBR1) |
+0.240s
After |
Unknown | Unknown | 0 | - | ShortTurbo | 2026-05-17 02:51:21 UTC | View |
| Brandon South (YBR1) |
+0.254s
After |
Unknown | Unknown | 0 | - | LongFast | 2026-05-17 02:51:21 UTC | View |
45
Total Receptions
1
Unique Gateways