Packet #6025963 Success

NEIGHBORINFO_APP packet from SYSXX BGW4 (SXB4) to !ffffffff

1
Total Receptions
1
Unique Gateways
0
Hop Count
54
Payload Bytes
Packet Information
Database ID: 6025963
Mesh Packet ID: 0x65e30192
Used for correlation across gateways
Timestamp: 2026-01-15 10:42:27 UTC
From Node: SYSXX BGW4 (SXB4)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NEIGHBORINFO_APP
Port: 71
Gateway: SYSXX BGW4 (SXB4)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/7 hops
Start: 7, Limit: 7
Payload Data
Protocol: NEIGHBORINFO_APP
Size: 54 bytes
Decoded: Yes
Decoded Data:
Neighbor Information Report
Reporting Node: SYSXX BGW4 (SXB4)
Last Sent By: SYSXX BGW4 (SXB4)
Broadcast Interval:14400 seconds
Neighbors Found:3
3

Active Neighbors

Neighbor Details
Neighbor Node SNR Last Heard Broadcast Interval Signal Quality
ZAO Price ML 275°-085° 🇷🇺 (PML4) -8.2 dB Unknown Unknown Poor
Apollo_Baumanka_433 (ApB4) -9.8 dB Unknown Unknown Poor
SYSXX4 (SXX4) 6.8 dB Unknown Unknown Excellent
This neighbor information was reported by SYSXX BGW4 (SXB4) 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:54 bytes
Gateway:!34997258
Channel:LongFast
Payload Type:NEIGHBORINFO_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !34997258
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (54 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 882471512
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 71
NEIGHBORINFO_APP 		enum
decoded.payload_length 54 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 1768462946
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 Not set uint32
tx_after Not set uint32
timestamp 1768462947.0674036
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !34997258
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:54 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "node_id": 882471512, "last_sent_by_id": 882471512, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 698576788, "snr": -8.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "ZAO Price ML 275°-085° 🇷🇺 (PML4)" }, { "node_id": 2193906592, "snr": -9.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Apollo_Baumanka_433 (ApB4)" }, { "node_id": 3803894835, "snr": 6.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "SYSXX4 (SXX4)" } ], "neighbor_count": 3, "node_name": "SYSXX BGW4 (SXB4)", "last_sent_by_name": "SYSXX BGW4 (SXB4)" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!34997258", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 882471512, "to": 4294967295, "id": 1709375890, "rx_time": 1768462946, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 7, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 71, "payload": "08d8e4e5a40310d8e4e5a40318c070220b0894df8dcd0215000004c1220b08a0b79196081500001cc1220b08b3a8eb950e150000d840", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "node_id": 882471512, "last_sent_by_id": 882471512, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 698576788, "snr": -8.25 }, { "node_id": 2193906592, "snr": -9.75 }, { "node_id": 3803894835, "snr": 6.75 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } } } }
Raw Packet Data (54 bytes)
08d8e4e5a40310d8e4e5a40318c070220b0894df8dcd0215000004c1220b08a0b79196081500001cc1220b08b3a8eb950e150000d840
Hex Analysis:
Size:54 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 BGW4 (SXB4) Primary 0.000s
Reference 		Unknown Unknown 0 LongFast 2026-01-15 10:42:27 Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways