Packet #5992298 Success

NEIGHBORINFO_APP packet from SYSXX OGW8 (SXG8) to !00000001

1
Total Receptions
1
Unique Gateways
0
Hop Count
144
Payload Bytes
Packet Information
Database ID: 5992298
Mesh Packet ID: 0x2aa37a9c
Used for correlation across gateways
Timestamp: 2026-01-15 03:53:27 UTC
From Node: SYSXX OGW8 (SXG8)
To Node: !00000001 (0001)
Success: Processed
Protocol: NEIGHBORINFO_APP
Port: 71
Gateway: SYSXX OGW8 (SXG8)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/7 hops
Start: 7, Limit: 7
Payload Data
Protocol: NEIGHBORINFO_APP
Size: 144 bytes
Decoded: Yes
Decoded Data:
Neighbor Information Report
Reporting Node: SYSXX OGW8 (SXG8)
Last Sent By: SYSXX OGW8 (SXG8)
Broadcast Interval:14400 seconds
Neighbors Found:10
10

Active Neighbors

Neighbor Details
Neighbor Node SNR Last Heard Broadcast Interval Signal Quality
SYSXX YGW8 (SXY8) 6.5 dB Unknown Unknown Excellent
BaMiRo(Strogino) (bmr) 6.2 dB Unknown Unknown Excellent
SYSXX W8 (SXW8) 6.0 dB Unknown Unknown Excellent
wrldmkhl 868 (WRLD) 7.2 dB Unknown Unknown Excellent
SYSXX8 (SXX8) 6.0 dB Unknown Unknown Excellent
Meshtastic 1514 (1514) -17.0 dB Unknown Unknown Poor
SYSXX H8 (SXH8) 6.0 dB Unknown Unknown Excellent
Meshtastic 1ab0 (1ab0) 6.5 dB Unknown Unknown Excellent
SokolA UA0 (SAF) 6.0 dB Unknown Unknown Excellent
RN3ABX Georgy 2 (ABX2) 6.5 dB Unknown Unknown Excellent
This neighbor information was reported by SYSXX OGW8 (SXG8) and shows which nodes it can directly communicate with and their signal quality.
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
Total Size:144 bytes
Gateway:!efffff03
Channel:LongFast
Payload Type:NEIGHBORINFO_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !efffff03
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (144 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 4026531587
Source node ID 		uint32
to 1
Target node ID 		uint32
decoded.portnum 71
NEIGHBORINFO_APP 		enum
decoded.payload_length 144 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 1768438407
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 3
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1768438407.6629872
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !efffff03
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:144 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "node_id": 4026531587, "last_sent_by_id": 4026531587, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 4026531586, "snr": 6.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "SYSXX YGW8 (SXY8)" }, { "node_id": 2819117438, "snr": 6.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "BaMiRo(Strogino) (bmr)" }, { "node_id": 2666334216, "snr": 6.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "SYSXX W8 (SXW8)" }, { "node_id": 1439172452, "snr": 7.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "wrldmkhl 868 (WRLD)" }, { "node_id": 230348904, "snr": 6.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "SYSXX8 (SXX8)" }, { "node_id": 1770329364, "snr": -17.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Meshtastic 1514 (1514)" }, { "node_id": 2666312356, "snr": 6.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "SYSXX H8 (SXH8)" }, { "node_id": 2661096112, "snr": 6.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Meshtastic 1ab0 (1ab0)" }, { "node_id": 470292372, "snr": 6.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "SokolA UA0 (SAF)" }, { "node_id": 896828153, "snr": 6.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "RN3ABX Georgy 2 (ABX2)" } ], "neighbor_count": 10, "node_name": "SYSXX OGW8 (SXG8)", "last_sent_by_name": "SYSXX OGW8 (SXG8)" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!efffff03", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4026531587, "to": 1, "id": 715356828, "rx_time": 1768438407, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 7, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 3, "tx_after": 0, "decoded": { "portnum": 71, "payload": "0883feffff0e1083feffff0e18c070220b0882feffff0e150000d040220b08fea2a1c00a150000c840220b088890b4f709150000c040220b08e48ea0ae05150000e840220a08e8b0eb6d150000c040220b0894aa94cc0615000088c1220b08a4e5b2f709150000c040220b08b0b5f4f409150000d040220b0894afa0e001150000c040220b08f985d2ab03150000d040", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "node_id": 4026531587, "last_sent_by_id": 4026531587, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 4026531586, "snr": 6.5 }, { "node_id": 2819117438, "snr": 6.25 }, { "node_id": 2666334216, "snr": 6.0 }, { "node_id": 1439172452, "snr": 7.25 }, { "node_id": 230348904, "snr": 6.0 }, { "node_id": 1770329364, "snr": -17.0 }, { "node_id": 2666312356, "snr": 6.0 }, { "node_id": 2661096112, "snr": 6.5 }, { "node_id": 470292372, "snr": 6.0 }, { "node_id": 896828153, "snr": 6.5 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } } } }
Raw Packet Data (144 bytes)
0883feffff0e1083feffff0e18c070220b0882feffff0e150000d040220b08fea2a1c00a150000c840220b088890b4f709150000c040220b08e48ea0ae05150000e840220a08e8b0eb6d150000c040220b0894aa94cc0615000088c1220b08a4e5b2f709150000c040220b08b0b5f4f409150000d040220b0894afa0e001150000c040220b08f985d2ab03150000d040
Hex Analysis:
Size:144 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 packet
Correlation: Using Mesh Packet ID
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
SYSXX OGW8 (SXG8) Primary 0.000s
Reference 		Unknown Unknown 0 LongFast 2026-01-15 03:53:27 Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways