Packet #1930019 Success

NEIGHBORINFO_APP packet from HU01-8-R-EA7LGA (HU01) to !ffffffff

1
Total Receptions
1
Unique Gateways
0
Hop Count
127
Payload Bytes
Packet Information
Database ID: 1930019
Mesh Packet ID: 0x6eb10b5f
Used for correlation across gateways
Timestamp: 2026-08-14 06:34:11 UTC
From Node: HU01-8-R-EA7LGA (HU01)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: NEIGHBORINFO_APP
Port: 71
Gateway: HU01-8-R-EA7LGA (HU01)
Channel: SFNarrow
RSSI: Unknown
SNR: Unknown
Hop Info: 0/4 hops
Start: 4, Limit: 4
Relay Node: d9 HU01
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: 127 bytes
Decoded: Yes
Decoded Data:
Neighbor Information Report
Reporting Node: HU01-8-R-EA7LGA (HU01)
Last Sent By: HU01-8-R-EA7LGA (HU01)
Broadcast Interval:14400 seconds
Neighbors Found:9
9

Active Neighbors

Neighbor Details
Neighbor Node SNR Last Heard Broadcast Interval Signal Quality
EA7-MA-003 (TRK3) -1.5 dB Unknown Unknown Fair
!921c897d (897d) -4.5 dB Unknown Unknown Fair
PORTILDELRIO (PRIO) 0.0 dB Unknown Unknown Good
!4f9a4fde (4fde) -4.8 dB Unknown Unknown Fair
EA7LGA-8-CM-HUBot (HBot) 12.0 dB Unknown Unknown Excellent
AEK2 Huelva (AEK2) 3.2 dB Unknown Unknown Good
!2b39ef06 (ef06) 3.0 dB Unknown Unknown Good
EA7-CA-018 ☀📡 (📡) -1.5 dB Unknown Unknown Fair
EA7-CA-016 XW b08e (CA16) -9.0 dB Unknown Unknown Poor
This neighbor information was reported by HU01-8-R-EA7LGA (HU01) 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:127 bytes
Gateway:!206686d9
Channel:SFNarrow
Payload Type:NEIGHBORINFO_APP
Hop Count:0 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: SFNarrow
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

FieldValue
gateway_id !206686d9
Node ID format
channel_id SFNarrow
packet MeshPacket (127 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 543590105
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum NEIGHBORINFO_APP
NEIGHBORINFO_APP 		enum
decoded.payload_length 127 bytes size
hop_limit 4
Remaining hops allowed 		uint32
hop_start 4
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 1786689249
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 217
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: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Custom channel: SFNarrow
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !206686d9
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:127 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "node_id": 543590105, "last_sent_by_id": 543590105, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 2940376882, "snr": -1.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "EA7-MA-003 (TRK3)" }, { "node_id": 2451343741, "snr": -4.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "!921c897d" }, { "node_id": 1394357634, "snr": 0.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "PORTILDELRIO (PRIO)" }, { "node_id": 1335513054, "snr": -4.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "!4f9a4fde" }, { "node_id": 3642201932, "snr": 12.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "EA7LGA-8-CM-HUBot (HBot)" }, { "node_id": 1081427658, "snr": 3.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "AEK2 Huelva (AEK2)" }, { "node_id": 725217030, "snr": 3.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "!2b39ef06" }, { "node_id": 2077701681, "snr": -1.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "EA7-CA-018 ☀📡 (📡)" }, { "node_id": 3498422414, "snr": -9.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "EA7-CA-016 XW b08e (CA16)" } ], "neighbor_count": 9, "node_name": "HU01-8-R-EA7LGA (HU01)", "last_sent_by_name": "HU01-8-R-EA7LGA (HU01)" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 543590105, "to": 4294967295, "channel": 32, "decoded": { "portnum": "NEIGHBORINFO_APP", "payload": "CNmNmoMCENmNmoMCGMBwIgsIsq6K+goVAADAvyILCP2S8pAJFQAAkMAiBgiC6/CYBSILCN6f6fwEFQAAmMAiCwjMrt7IDRUAAEBBIgsIyo3VgwQVAABQQCILCIbe59kCFQAAQEAiCwix7NzeBxUAAMC/IgsIjuGWhA0VAAAQwQ==", "bitfield": 1 }, "id": 1857096543, "rx_time": 1786689249, "hop_limit": 4, "priority": "BACKGROUND", "hop_start": 4, "relay_node": 217 }, "channel_id": "SFNarrow", "gateway_id": "!206686d9" }, "mesh_packet": { "from": 543590105, "to": 4294967295, "channel": 32, "decoded": { "portnum": "NEIGHBORINFO_APP", "payload": "CNmNmoMCENmNmoMCGMBwIgsIsq6K+goVAADAvyILCP2S8pAJFQAAkMAiBgiC6/CYBSILCN6f6fwEFQAAmMAiCwjMrt7IDRUAAEBBIgsIyo3VgwQVAABQQCILCIbe59kCFQAAQEAiCwix7NzeBxUAAMC/IgsIjuGWhA0VAAAQwQ==", "bitfield": 1, "parsed_payload": { "node_id": 543590105, "last_sent_by_id": 543590105, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 2940376882, "snr": -1.5 }, { "node_id": 2451343741, "snr": -4.5 }, { "node_id": 1394357634 }, { "node_id": 1335513054, "snr": -4.75 }, { "node_id": 3642201932, "snr": 12.0 }, { "node_id": 1081427658, "snr": 3.25 }, { "node_id": 725217030, "snr": 3.0 }, { "node_id": 2077701681, "snr": -1.5 }, { "node_id": 3498422414, "snr": -9.0 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } }, "id": 1857096543, "rx_time": 1786689249, "hop_limit": 4, "priority": "BACKGROUND", "hop_start": 4, "relay_node": 217 } }
Raw Packet Data (127 bytes)
08d98d9a830210d98d9a830218c070220b08b2ae8afa0a150000c0bf220b08fd92f2900915000090c022060882ebf09805220b08de9fe9fc0415000098c0220b08ccaedec80d1500004041220b08ca8dd583041500005040220b0886dee7d9021500004040220b08b1ecdcde07150000c0bf220b088ee196840d15000010c1
Hex Analysis:
Size:127 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
HU01-8-R-EA7LGA (HU01) Primary 0.000s
Reference 		Unknown Unknown 0 d9 HU01 SFNarrow 2026-08-14 06:34:11 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways