Packet #2872252 Success

NEIGHBORINFO_APP packet from HLM Raaks Base 🏡🛜 (HLR1) to !00000001

1
Total Receptions
1
Unique Gateways
0
Hop Count
118
Payload Bytes
Packet Information
Database ID: 2872252
Mesh Packet ID: 0xca36033a
Used for correlation across gateways
Timestamp: 2025-08-17 21:41:35 UTC
From Node: HLM Raaks Base 🏡🛜 (HLR1)
To Node: !00000001 (0001)
Success: Processed
Protocol: NEIGHBORINFO_APP
Port: 71
Gateway: HLM Raaks Base 🏡🛜 (HLR1)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Payload Data
Protocol: NEIGHBORINFO_APP
Size: 118 bytes
Decoded: Yes
Decoded Data:
Neighbor Information Report
Reporting Node: HLM Raaks Base 🏡🛜 (HLR1)
Last Sent By: HLM Raaks Base 🏡🛜 (HLR1)
Broadcast Interval:14400 seconds
Neighbors Found:8
8

Active Neighbors

Neighbor Details
Neighbor Node SNR Last Heard Broadcast Interval Signal Quality
Wateringweg, Haarlem (WaHa) -10.8 dB Unknown Unknown Poor
Meshtastic 32e3 (32e3) -11.0 dB Unknown Unknown Poor
Meshtastic 3df0 (3df0) -3.5 dB Unknown Unknown Fair
HLM Raaks Roof 🏡🗼 (HLR2) 6.5 dB Unknown Unknown Excellent
HANK (bc20) -16.0 dB Unknown Unknown Poor
HLMS 🐦 (🐦) -13.0 dB Unknown Unknown Poor
Haarlem Raaks 🌞️🐬 (HlmR) -18.0 dB Unknown Unknown Poor
Erik Mobiel (ER1K) -18.5 dB Unknown Unknown Poor
This neighbor information was reported by HLM Raaks Base 🏡🛜 (HLR1) 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:!4357e840
Channel:LongFast
Payload Type:NEIGHBORINFO_APP
Hop Count:Unknown / 3
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 !4357e840
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (118 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1129834560
Source node ID 		uint32
to 1
Target node ID 		uint32
decoded.portnum 71
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 1755459693
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 64
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1755459695.5162604
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: !4357e840
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": 1129834560, "last_sent_by_id": 1129834560, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 4201015536, "snr": -10.75, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Wateringweg, Haarlem (WaHa)" }, { "node_id": 3078959843, "snr": -11.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Meshtastic 32e3 (32e3)" }, { "node_id": 2086288880, "snr": -3.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Meshtastic 3df0 (3df0)" }, { "node_id": 2587909910, "snr": 6.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "HLM Raaks Roof 🏡🗼 (HLR2)" }, { "node_id": 418495520, "snr": -16.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "HANK" }, { "node_id": 1136101772, "snr": -13.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "HLMS 🐦 (🐦)" }, { "node_id": 59000369, "snr": -18.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Haarlem Raaks 🌞️🐬 (HlmR)" }, { "node_id": 2086357184, "snr": -18.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "Erik Mobiel (ER1K)" } ], "neighbor_count": 8, "node_name": "HLM Raaks Base 🏡🛜 (HLR1)", "last_sent_by_name": "HLM Raaks Base 🏡🛜 (HLR1)" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!4357e840", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1129834560, "to": 1, "id": 3392537402, "rx_time": 1755459693, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": 0, "want_ack": 0, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 64, "tx_after": 0, "decoded": { "portnum": 71, "payload": "08c0d0df9a0410c0d0df9a0418c070220b08f0d199d30f1500002cc1220b08e3e594bc0b15000030c1220b08f0fbe8e20715000060c0220b0896be81d209150000d040220b08a0f8c6c70115000080c1220b088c93de9d0415000050c1220a08b18c911c15000090c1220b08c091ede20715000094c1", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "node_id": 1129834560, "last_sent_by_id": 1129834560, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 4201015536, "snr": -10.75 }, { "node_id": 3078959843, "snr": -11.0 }, { "node_id": 2086288880, "snr": -3.5 }, { "node_id": 2587909910, "snr": 6.5 }, { "node_id": 418495520, "snr": -16.0 }, { "node_id": 1136101772, "snr": -13.0 }, { "node_id": 59000369, "snr": -18.0 }, { "node_id": 2086357184, "snr": -18.5 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } } } }
Raw Packet Data (118 bytes)
08c0d0df9a0410c0d0df9a0418c070220b08f0d199d30f1500002cc1220b08e3e594bc0b15000030c1220b08f0fbe8e20715000060c0220b0896be81d209150000d040220b08a0f8c6c70115000080c1220b088c93de9d0415000050c1220a08b18c911c15000090c1220b08c091ede20715000094c1
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 Channel Timestamp Actions
HLM Raaks Base 🏡🛜 (HLR1) Primary 0.000s
Reference 		Unknown Unknown 0 LongFast 2025-08-17 21:41:35 Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways