Packet #799753 Success

NODEINFO_APP packet from ON7LU 8LUS 🇧🇪 (8LUS) to !da9741c8

1
Total Receptions
1
Unique Gateways
7
Hop Count
84
Payload Bytes
Packet Information
Database ID: 799753
Mesh Packet ID: 0x7292310b
Used for correlation across gateways
Timestamp: 2026-05-25 11:12:06 UTC
From Node: ON7LU 8LUS 🇧🇪 (8LUS)
To Node: !da9741c8 (41c8)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: ON7LU 8LUS 🇧🇪 (8LUS)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 7/7 hops
Start: 7, Limit: 0
Relay Node: fc
Last byte of the last hop that relayed this packet
Payload Data
Protocol: NODEINFO_APP
Size: 84 bytes
Decoded: Yes
Decoded Data:
Long Name:ON7LU 8LUS 🇧🇪
Short Name:8LUS
Node ID:!b2a733fc
MAC Address:gPGypzP8
Hardware:HELTEC_V4
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:84 bytes
Gateway:!b2a733fc
Channel:LongFast
Payload Type:NODEINFO_APP
Hop Count:7 / 7
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 1 more...
Exposure Risks:
âš  Default channel - no encryption
âš  Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

FieldValue
gateway_id !b2a733fc
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (84 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 2997302268
Source node ID 		uint32
to 3667345864
Target node ID 		uint32
decoded.portnum NODEINFO_APP
NODEINFO_APP 		enum
decoded.payload_length 84 bytes size
hop_limit Not set uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 7
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1779707456
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority RELIABLE
Packet priority level 		enum
delayed Not set enum
channel 8
Channel index 		uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 252
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
  • ✓ Gateway node ID tracked
Exposure Risks:
  • âš  Default channel - no encryption
  • âš  Packet visible to MQTT subscribers
  • âš  Multi-hop path visible (7 hops)
MQTT-Specific Fields
Gateway ID: !b2a733fc
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:84 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!b2a733fc", "long_name": "ON7LU 8LUS 🇧🇪", "short_name": "8LUS", "macaddr": "gPGypzP8", "hw_model": "HELTEC_V4" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 2997302268, "to": 3667345864, "channel": 8, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhYjJhNzMzZmMSE09ON0xVIDhMVVMg8J+Hp/Cfh6oaBDhMVVMiBoDxsqcz/ChuQiAM7pb5z6tADxY/OMGmrxWDbkn8QGZzeLlpDiS9dt3MJUgA", "request_id": 3182452136, "bitfield": 1 }, "id": 1922183435, "rx_time": 1779707456, "priority": "RELIABLE", "hop_start": 7, "relay_node": 252 }, "channel_id": "LongFast", "gateway_id": "!b2a733fc" }, "mesh_packet": { "from": 2997302268, "to": 3667345864, "channel": 8, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhYjJhNzMzZmMSE09ON0xVIDhMVVMg8J+Hp/Cfh6oaBDhMVVMiBoDxsqcz/ChuQiAM7pb5z6tADxY/OMGmrxWDbkn8QGZzeLlpDiS9dt3MJUgA", "request_id": 3182452136, "bitfield": 1, "parsed_payload": { "id": "!b2a733fc", "long_name": "ON7LU 8LUS 🇧🇪", "short_name": "8LUS", "macaddr": "gPGypzP8", "hw_model": "HELTEC_V4", "public_key": "DO6W+c+rQA8WPzjBpq8Vg25J/EBmc3i5aQ4kvXbdzCU=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } }, "id": 1922183435, "rx_time": 1779707456, "priority": "RELIABLE", "hop_start": 7, "relay_node": 252 } }
Raw Packet Data (84 bytes)
0a0921623261373333666312134f4e374c5520384c555320f09f87a7f09f87aa1a04384c5553220680f1b2a733fc286e42200cee96f9cfab400f163f38c1a6af15836e49fc40667378b9690e24bd76ddcc254800
Hex Analysis:
Size:84 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
ON7LU 8LUS 🇧🇪 (8LUS) Primary 0.000s
Reference 		Unknown Unknown 7 fc LongFast 2026-05-25 11:12:06 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways