Packet #2560491 Success

NEIGHBORINFO_APP packet from Melilla 🌞 (MEL) to !00000001

1
Total Receptions
1
Unique Gateways
0
Hop Count
118
Payload Bytes
Packet Information
Database ID: 2560491
Mesh Packet ID: 0xcfa395d9
Used for correlation across gateways
Timestamp: 2026-09-30 12:06:30 UTC
From Node: Melilla 🌞 (MEL)
To Node: !00000001 (0001)
Success: Processed
Protocol: NEIGHBORINFO_APP
Port: 71
Gateway: Melilla 🌞 (MEL)
Channel: SFNarrow
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: b1 MEL
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: NEIGHBORINFO_APP
Size: 118 bytes
Decoded: Yes
Decoded Data:
Neighbor Information Report
Reporting Node: Melilla 🌞 (MEL)
Last Sent By: Melilla 🌞 (MEL)
Broadcast Interval:14400 seconds
Neighbors Found:8
8

Active Neighbors

Neighbor Details
Neighbor Node SNR Last Heard Broadcast Interval Signal Quality
EA9-ML-001📡🌞🌐 (ML01) 12.0 dB Unknown Unknown Excellent
ROMA M04 REMOTOS (RM04) -4.2 dB Unknown Unknown Fair
ROMA M01 (RM01) -1.8 dB Unknown Unknown Fair
ROMA_DIR (RD00) 11.5 dB Unknown Unknown Excellent
GODO03-ML (GD03) 10.8 dB Unknown Unknown Excellent
NAI1📟 (NAI1) 11.2 dB Unknown Unknown Excellent
ROMA OMNID (ROM) 11.8 dB Unknown Unknown Excellent
GODO01 (GD01) 11.2 dB Unknown Unknown Excellent
This neighbor information was reported by Melilla 🌞 (MEL) 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:118 bytes
Gateway:!791061b1
Channel:SFNarrow
Payload Type:NEIGHBORINFO_APP
Hop Count:0 / 3
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

FieldValue
gateway_id !791061b1
Node ID format
channel_id SFNarrow
packet MeshPacket (118 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 2031116721
Source node ID 		uint32
to 1
Target node ID 		uint32
decoded.portnum NEIGHBORINFO_APP
NEIGHBORINFO_APP 		enum
decoded.payload_length 118 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 3
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 1790769982
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority BACKGROUND
Packet priority level 		enum
delayed Not set enum
channel 32
Channel index 		uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 177
Relay node ID 		uint32
tx_after Not set uint32
timestamp Not set 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: SFNarrow
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !791061b1
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:118 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "node_id": 2031116721, "last_sent_by_id": 2031116721, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 1130007608, "snr": 12.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "EA9-ML-001📡🌞🌐 (ML01)" }, { "node_id": 2896877840, "snr": -4.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "ROMA M04 REMOTOS (RM04)" }, { "node_id": 322242708, "snr": -1.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "ROMA M01 (RM01)" }, { "node_id": 2658656912, "snr": 11.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "ROMA_DIR (RD00)" }, { "node_id": 2971736278, "snr": 10.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "GODO03-ML (GD03)" }, { "node_id": 4126717375, "snr": 11.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "NAI1📟 (NAI1)" }, { "node_id": 2896783836, "snr": 11.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "ROMA OMNID (ROM)" }, { "node_id": 67429288, "snr": 11.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "GODO01 (GD01)" } ], "neighbor_count": 8, "node_name": "Melilla 🌞 (MEL)", "last_sent_by_name": "Melilla 🌞 (MEL)" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 2031116721, "to": 1, "channel": 32, "decoded": { "portnum": "NEIGHBORINFO_APP", "payload": "CLHDwcgHELHDwcgHGMBwIgsIuJjqmgQVAABAQSILCJCyq+UKFQAAiMAiCwiUkdSZARUAAOC/IgsIkMXf8wkVAAA4QSILCNaxhIkLFQAALEEiCwi/6+KvDxUAADRBIgsI3NOl5QoVAAA8QSIKCKjHkyAVAAA0QQ==", "bitfield": 1 }, "id": 3483604441, "rx_time": 1790769982, "hop_limit": 3, "priority": "BACKGROUND", "hop_start": 3, "relay_node": 177 }, "channel_id": "SFNarrow", "gateway_id": "!791061b1" }, "mesh_packet": { "from": 2031116721, "to": 1, "channel": 32, "decoded": { "portnum": "NEIGHBORINFO_APP", "payload": "CLHDwcgHELHDwcgHGMBwIgsIuJjqmgQVAABAQSILCJCyq+UKFQAAiMAiCwiUkdSZARUAAOC/IgsIkMXf8wkVAAA4QSILCNaxhIkLFQAALEEiCwi/6+KvDxUAADRBIgsI3NOl5QoVAAA8QSIKCKjHkyAVAAA0QQ==", "bitfield": 1, "parsed_payload": { "node_id": 2031116721, "last_sent_by_id": 2031116721, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 1130007608, "snr": 12.0 }, { "node_id": 2896877840, "snr": -4.25 }, { "node_id": 322242708, "snr": -1.75 }, { "node_id": 2658656912, "snr": 11.5 }, { "node_id": 2971736278, "snr": 10.75 }, { "node_id": 4126717375, "snr": 11.25 }, { "node_id": 2896783836, "snr": 11.75 }, { "node_id": 67429288, "snr": 11.25 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } }, "id": 3483604441, "rx_time": 1790769982, "hop_limit": 3, "priority": "BACKGROUND", "hop_start": 3, "relay_node": 177 } }
Raw Packet Data (118 bytes)
08b1c3c1c80710b1c3c1c80718c070220b08b898ea9a041500004041220b0890b2abe50a15000088c0220b089491d49901150000e0bf220b0890c5dff3091500003841220b08d6b184890b1500002c41220b08bfebe2af0f1500003441220b08dcd3a5e50a1500003c41220a08a8c793201500003441
Hex Analysis:
Size:118 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 Relay Channel Timestamp Actions
Melilla 🌞 (MEL) Primary 0.000s
Reference 		Unknown Unknown 0 b1 MEL SFNarrow 2026-09-30 12:06:30 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways