Packet #4147574 Success

TEXT_MESSAGE_APP packet from FXZG-CL-868-7ca4 (FXZG) to !ffffffff

30
Total Receptions
3
Unique Gateways
5
Hop Count
36
Payload Bytes
Packet Information
Database ID: 4147574
Mesh Packet ID: 0x75ea7612
Used for correlation across gateways
Timestamp: 2025-07-19 16:24:17 UTC
From Node: FXZG-CL-868-7ca4 (FXZG)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TEXT_MESSAGE_APP
Port: 1
Gateway: CMG-CL-1724 (1724)
Channel: Zaragoza
RSSI: -110 dBm
SNR: -0.25 dBm
Hop Info: 5/5 hops
Start: 5, Limit: 0
Payload Data
Protocol: TEXT_MESSAGE_APP
Size: 36 bytes
Decoded: Yes
Text Content:
Hola desde Torrero-LaPaz . Saltos 1
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:36 bytes
Gateway:!db2f1724
Channel:Zaragoza
Payload Type:TEXT_MESSAGE_APP
Hop Count:5 / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: Zaragoza
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !db2f1724
Node ID format
channel_id Zaragoza
packet MeshPacket (36 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2224782500
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 1
TEXT_MESSAGE_APP 		enum
decoded.payload_length 36 bytes size
hop_limit Not set uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 5
Calculated: hop_start - hop_limit 		derived
rx_rssi -110.0 dBm
Signal strength at gateway 		int32
rx_snr -0.25 dB
Signal quality at gateway 		float
rx_time 1752941611
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 112
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1752942257.753503
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Custom channel: Zaragoza
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (5 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !db2f1724
Signal Metrics: RSSI: -110.0 dBm
SNR: -0.25 dB
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!db2f1724", "channel_id": "Zaragoza", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2224782500, "to": 4294967295, "id": 1978299922, "rx_time": 1752941611, "rx_snr": -0.25, "rx_rssi": -110, "hop_limit": 0, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 112, "tx_after": 0, "decoded": { "portnum": 1, "payload": "486f6c6120646573646520546f727265726f2d4c6150617a202e202053616c746f732031", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "text": "Hola desde Torrero-LaPaz . Saltos 1", "type": "text_message", "portnum": "TEXT_MESSAGE_APP" } } } }
Raw Packet Data (36 bytes)
486f6c6120646573646520546f727265726f2d4c6150617a202e202053616c746f732031
Hex Analysis:
Size:36 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
CMG-CL-1724 (1724) Primary 0.000s
Reference 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:24:17 Current
Meshtastic e958 (e958) -632.637s
Before 		-114.0 dBm -10.00 dB 4 Zaragoza 2025-07-19 16:13:45 View
CMG-CL-15f0 (15f0) -632.523s
Before 		-107.0 dBm 0.75 dB 4 Zaragoza 2025-07-19 16:13:45 View
CMG-CL-1724 (1724) -191.240s
Before 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:21:06 View
CMG-CL-1724 (1724) -137.152s
Before 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:22:00 View
CMG-CL-1724 (1724) -118.125s
Before 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:22:19 View
CMG-CL-1724 (1724) -97.099s
Before 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:22:40 View
CMG-CL-1724 (1724) -73.087s
Before 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:23:04 View
CMG-CL-1724 (1724) -49.054s
Before 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:23:28 View
CMG-CL-1724 (1724) -24.029s
Before 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:23:53 View
CMG-CL-1724 (1724) +27.060s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:24:44 View
CMG-CL-1724 (1724) +54.147s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:25:11 View
CMG-CL-1724 (1724) +81.209s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:25:38 View
CMG-CL-1724 (1724) +109.273s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:26:07 View
CMG-CL-1724 (1724) +136.298s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:26:34 View
CMG-CL-1724 (1724) +163.373s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:27:01 View
CMG-CL-1724 (1724) +190.423s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:27:28 View
CMG-CL-1724 (1724) +217.469s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:27:55 View
CMG-CL-1724 (1724) +244.535s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:28:22 View
CMG-CL-1724 (1724) +271.610s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:28:49 View
CMG-CL-1724 (1724) +298.638s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:29:16 View
CMG-CL-1724 (1724) +325.670s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:29:43 View
CMG-CL-1724 (1724) +352.739s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:30:10 View
CMG-CL-1724 (1724) +379.779s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:30:37 View
CMG-CL-1724 (1724) +406.814s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:31:04 View
CMG-CL-1724 (1724) +434.877s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:31:32 View
CMG-CL-1724 (1724) +461.928s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:31:59 View
CMG-CL-1724 (1724) +488.978s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:32:26 View
CMG-CL-1724 (1724) +495.988s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:32:33 View
CMG-CL-1724 (1724) +512.029s
After 		-110.0 dBm -0.25 dB 5 Zaragoza 2025-07-19 16:32:49 View
30

Total Receptions

3

Unique Gateways