Packet #743940 Success

NODEINFO_APP packet from CT7BRA 🚶🏻‍♂Tiuks-01-CL-868 (TKS1) to Zgz_Romareda_CL-868 (Zgz)

4
Total Receptions
2
Unique Gateways
3
Hop Count
101
Payload Bytes
Packet Information
Database ID: 743940
Mesh Packet ID: 0x1d439b77
Used for correlation across gateways
Timestamp: 2025-06-13 21:41:54 UTC
From Node: CT7BRA 🚶🏻‍♂Tiuks-01-CL-868 (TKS1)
To Node: Zgz_Romareda_CL-868 (Zgz)
Success: Processed
Protocol: NODEINFO_APP
Port: 4
Gateway: Swat_Node 🌐🗼 (Swat)
Channel: Iberia
RSSI: -127 dBm
SNR: -16.25 dBm
Hop Info: 3/4 hops
Start: 4, Limit: 1
Payload Data
Protocol: NODEINFO_APP
Size: 101 bytes
Decoded: Yes
Decoded Data:
Long Name:CT7BRA 🚶🏻‍♂Tiuks-01-CL-868
Short Name:TKS1
Node ID:!433b4c20
MAC Address:SMpDO0wg
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:101 bytes
Gateway:!4ce5452e
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 !4ce5452e
Node ID format
channel_id Iberia
packet MeshPacket (101 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1127959584
Source node ID 		uint32
to 862526768
Target node ID 		uint32
decoded.portnum 4
NODEINFO_APP 		enum
decoded.payload_length 101 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 -127.0 dBm
Signal strength at gateway 		int32
rx_snr -16.25 dB
Signal quality at gateway 		float
rx_time 1749848617
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 36
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1749850914.2978547
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: !4ce5452e
Signal Metrics: RSSI: -127.0 dBm
SNR: -16.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:NODEINFO_APP
Size:101 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "id": "!433b4c20", "long_name": "CT7BRA 🚶🏻‍♂Tiuks-01-CL-868", "short_name": "TKS1", "macaddr": "SMpDO0wg", "hw_model": "HELTEC_V3" }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!4ce5452e", "channel_id": "Iberia", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1127959584, "to": 862526768, "id": 490969975, "rx_time": 1749848617, "rx_snr": -16.25, "rx_rssi": -127, "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": 36, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213433336234633230122443543742524120f09f9ab6f09f8fbbe2808de299825469756b732d30312d434c2d3836381a04544b5331220648ca433b4c20282b4220888cab6579917cc9cbc0e06b7ba16ade227d30a1d9f74724a1b25cb23762c4304800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!433b4c20", "long_name": "CT7BRA 🚶🏻‍♂Tiuks-01-CL-868", "short_name": "TKS1", "macaddr": "SMpDO0wg", "hw_model": "HELTEC_V3", "public_key": "iIyrZXmRfMnLwOBre6Fq3iJ9MKHZ90ckobJcsjdixDA=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }
Raw Packet Data (101 bytes)
0a09213433336234633230122443543742524120f09f9ab6f09f8fbbe2808de299825469756b732d30312d434c2d3836381a04544b5331220648ca433b4c20282b4220888cab6579917cc9cbc0e06b7ba16ade227d30a1d9f74724a1b25cb23762c4304800
Hex Analysis:
Size:101 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
Swat_Node 🌐🗼 (Swat) Primary 0.000s
Reference 		-127.0 dBm -16.25 dB 3 Iberia 2025-06-13 21:41:54 Current
GRN1-Base📡🌐 (GRN1) -2309.936s
Before 		-118.0 dBm -9.25 dB 2 Iberia 2025-06-13 21:03:24 View
GRN1-Base📡🌐 (GRN1) -2308.878s
Before 		-118.0 dBm -9.25 dB 2 Iberia 2025-06-13 21:03:25 View
Swat_Node 🌐🗼 (Swat) -0.060s
Before 		-127.0 dBm -16.25 dB 3 Iberia 2025-06-13 21:41:54 View
4

Total Receptions

2

Unique Gateways