Packet #771848 Success

NODEINFO_APP packet from Meshtastic 7794 (7794) to MeshIsidro01 (ISI1)

6
Total Receptions
3
Unique Gateways
3
Hop Count
89
Payload Bytes
Packet Information
Database ID: 771848
Mesh Packet ID: 0xd77a7d0d
Used for correlation across gateways
Timestamp: 2025-06-14 05:05:26 UTC
From Node: Meshtastic 7794 (7794)
To Node: MeshIsidro01 (ISI1)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: JRM0 🌐🗼 (JRM0)
Channel: Iberia
RSSI: -126 dBm
SNR: -19.75 dBm
Hop Info: 3/4 hops
Start: 4, Limit: 1
Payload Data
Protocol: NODEINFO_APP
Size: 89 bytes
Decoded: Yes
Decoded Data:
Long Name:Ciempozuelos_01_☀️📡
Short Name:CPZS
Node ID:!433a7794
MAC Address:SMpDOneU
Hardware:HELTEC_V3
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:!849b0ee0
Channel:Iberia
Payload Type:NODEINFO_APP
Hop Count:3 / 4
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (3 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !849b0ee0
Node ID format
channel_id Iberia
packet MeshPacket (89 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1127905172
Source node ID
uint32
to 2697680684
Target node ID
uint32
decoded.portnum 4
NODEINFO_APP
enum
decoded.payload_length 89 bytes size
hop_limit 1
Remaining hops allowed
uint32
hop_start 4
Initial hop limit
uint32
hops_taken 3
Calculated: hop_start - hop_limit
derived
rx_rssi -126.0 dBm
Signal strength at gateway
int32
rx_snr -19.75 dB
Signal quality at gateway
float
rx_time 1749877522
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 Not set uint32
relay_node Not set uint32
tx_after Not set uint32
timestamp 1749877526.686577
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: Iberia
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !849b0ee0
Signal Metrics: RSSI: -126.0 dBm
SNR: -19.75 dB
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": "!433a7794", "long_name": "Ciempozuelos_01_☀️📡", "short_name": "CPZS", "macaddr": "SMpDOneU", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!849b0ee0", "channel_id": "Iberia", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1127905172, "to": 2697680684, "id": 3615128845, "rx_time": 1749877522, "rx_snr": -19.75, "rx_rssi": -126, "hop_limit": 1, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213433336137373934121a4369656d706f7a75656c6f735f30315fe29880efb88ff09f93a11a0443505a53220648ca433a7794282b42208a0e1040896d4831873e3c7bd351722f4f480e411fc0c9b9cbc725adb69ad061", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!433a7794", "long_name": "Ciempozuelos_01_☀️📡", "short_name": "CPZS", "macaddr": "SMpDOneU", "hw_model": "HELTEC_V3", "public_key": "ig4QQIltSDGHPjx701FyL09IDkEfwMm5y8clrbaa0GE=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (89 bytes)
0a09213433336137373934121a4369656d706f7a75656c6f735f30315fe29880efb88ff09f93a11a0443505a53220648ca433a7794282b42208a0e1040896d4831873e3c7bd351722f4f480e411fc0c9b9cbc725adb69ad061
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...

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
JRM0 🌐🗼 (JRM0) Primary 0.000s
Reference
-126.0 dBm -19.75 dB 3 Iberia 2025-06-14 05:05:26 Current
Meshtastic c498📡🌐 (C498) -0.978s
Before
-123.0 dBm -18.00 dB 3 Iberia 2025-06-14 05:05:25 View
GRN1-Base📡🌐 (GRN1) -0.959s
Before
-107.0 dBm 1.25 dB 3 Iberia 2025-06-14 05:05:25 View
Meshtastic c498📡🌐 (C498) -0.918s
Before
-123.0 dBm -18.00 dB 3 Iberia 2025-06-14 05:05:25 View
GRN1-Base📡🌐 (GRN1) +0.125s
After
-107.0 dBm 1.25 dB 3 Iberia 2025-06-14 05:05:26 View
JRM0 🌐🗼 (JRM0) +1.132s
After
-126.0 dBm -19.75 dB 3 Iberia 2025-06-14 05:05:27 View
6

Total Receptions

3

Unique Gateways