Packet #3985660 Success

NODEINFO_APP packet from Venturada base test🗼 (VB) to Fenix (Feni)

6
Total Receptions
6
Unique Gateways
0
Hop Count
89
Payload Bytes
Packet Information
Database ID: 3985660
Mesh Packet ID: 0x327fc968
Used for correlation across gateways
Timestamp: 2025-07-17 17:31:36 UTC
From Node: Venturada base test🗼 (VB)
To Node: Fenix (Feni)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: GRN1-Base📡🌐 (GRN1)
Channel: MediumSlow
RSSI: -109 dBm
SNR: Unknown
Hop Info: 0/4 hops
Start: 4, Limit: 4
Payload Data
Protocol: NODEINFO_APP
Size: 89 bytes
Decoded: Yes
Decoded Data:
Long Name:Venturada2 test🗼🌞
Short Name:VB2
Node ID:!587cb45f
MAC Address:8BNYfLRf
Hardware:NRF52_PROMICRO_DIY
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:89 bytes
Gateway:!43b706e8
Channel:MediumSlow
Payload Type:NODEINFO_APP
Hop Count:Unknown / 4
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
⚠ RF signal metrics exposed (location inference possible)
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !43b706e8
Node ID format
channel_id MediumSlow
packet MeshPacket (89 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1484567647
Source node ID 		uint32
to 3215545340
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 89 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 -109.0 dBm
Signal strength at gateway 		int32
rx_snr Not set float
rx_time 1752773491
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 176
Next hop node ID 		uint32
relay_node 95
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1752773496.077027
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
  • ✓ Custom channel: MediumSlow
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !43b706e8
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -109.0 dBm
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:89 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!587cb45f", "long_name": "Venturada2 test🗼🌞", "short_name": "VB2", "macaddr": "8BNYfLRf", "hw_model": "NRF52_PROMICRO_DIY" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!43b706e8", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1484567647, "to": 3215545340, "id": 847235432, "rx_time": 1752773491, "rx_snr": 0.0, "rx_rssi": -109, "hop_limit": 4, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 176, "relay_node": 95, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213538376362343566121756656e747572616461322074657374f09f97bcf09f8c9e1a035642322206f013587cb45f283f380142203d3917d8c1d3e7eec1984b4c9080248e9ad3d3fad9cd30813155eca5897a1c374800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!587cb45f", "long_name": "Venturada2 test🗼🌞", "short_name": "VB2", "macaddr": "8BNYfLRf", "hw_model": "NRF52_PROMICRO_DIY", "role": "CLIENT_MUTE", "public_key": "PTkX2MHT5+7BmEtMkIAkjprT0/rZzTCBMVXspYl6HDc=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (89 bytes)
0a09213538376362343566121756656e747572616461322074657374f09f97bcf09f8c9e1a035642322206f013587cb45f283f380142203d3917d8c1d3e7eec1984b4c9080248e9ad3d3fad9cd30813155eca5897a1c374800
Hex Analysis:
Size:89 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
Reception Locations

Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
GRN1-Base📡🌐 (GRN1) Primary 0.000s
Reference 		-109.0 dBm Unknown 0 MediumSlow 2025-07-17 17:31:36 Current
Alvaro (Alv) -0.762s
Before 		-112.0 dBm -0.75 dB 0 MediumSlow 2025-07-17 17:31:35 View
Meshtastic a3e8 (a3e8) +12.860s
After 		-20.0 dBm 8.25 dB 1 MediumSlow 2025-07-17 17:31:48 View
@lazynoda cocidito 🥵 🗼🌐 (LNCM) +24.706s
After 		-112.0 dBm -1.00 dB 1 MediumSlow 2025-07-17 17:32:00 View
SkG@Home 🗼🌐 (SkGH) +25.353s
After 		-118.0 dBm -16.00 dB 2 MediumSlow 2025-07-17 17:32:01 View
@lazynoda Rooftop 🍹 🌐 (LNRT) +31.782s
After 		-103.0 dBm 6.25 dB 2 MediumSlow 2025-07-17 17:32:07 View
6

Total Receptions

6

Unique Gateways