Packet #14048879 Success

POSITION_APP packet from XiaoWatt c4c8 🌐🔌 (c4c8) to COSLADA 4fe0🌐🇪🇦🚨 (4fe0)

20
Total Receptions
20
Unique Gateways
3
Hop Count
20
Payload Bytes
Packet Information
Database ID: 14048879
Mesh Packet ID: 0x9d7e9bc7
Used for correlation across gateways
Timestamp: 2025-10-07 19:07:32 UTC
From Node: XiaoWatt c4c8 🌐🔌 (c4c8)
To Node: COSLADA 4fe0🌐🇪🇦🚨 (4fe0)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Aldinra_1640_🗼_🌐 (AldB)
Channel: MediumSlow
RSSI: -105 dBm
SNR: -1.25 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Payload Data
Protocol: POSITION_APP
Size: 20 bytes
Decoded: Yes
Decoded Data:
Latitude:40.431000°
Longitude:-3.635031°
Precision:32 bits
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:20 bytes
Gateway:!a0cc1640
Channel:MediumSlow
Payload Type:POSITION_APP
Hop Count:3 / 3
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
⚠ Full GPS precision shared
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a0cc1640
Node ID format
channel_id MediumSlow
packet MeshPacket (20 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 864535752
Source node ID 		uint32
to 2661044192
Target node ID 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 20 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 3
Calculated: hop_start - hop_limit 		derived
rx_rssi -105.0 dBm
Signal strength at gateway 		int32
rx_snr -1.25 dB
Signal quality at gateway 		float
rx_time 1759864052
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 52
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759864052.7063656
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
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a0cc1640
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
Signal Metrics: RSSI: -105.0 dBm
SNR: -1.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:20 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 40.431, "longitude": -3.635031, "altitude": null, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cc1640", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 864535752, "to": 2661044192, "id": 2642320327, "rx_time": 1759864052, "rx_snr": -1.25, "rx_rssi": -105, "hop_limit": 0, "hop_start": 3, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 52, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0df0471918159a56d5fd25b964e5682801b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 404310000, "longitude_i": -36350310, "time": 1759863993, "location_source": "LOC_MANUAL", "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (20 bytes)
0df0471918159a56d5fd25b964e5682801b80120
Hex Analysis:
Size:20 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
Aldinra_1640_🗼_🌐 (AldB) Primary 0.000s
Reference 		-105.0 dBm -1.25 dB 3 MediumSlow 2025-10-07 19:07:32 Current
XiaoWatt c4c8 🌐🔌 (c4c8) -58.795s
Before 		Unknown Unknown 0 MediumSlow 2025-10-07 19:06:33 View
[TLG] 📡🌐🔋🔌 (tlg0) -6.925s
Before 		-113.0 dBm -6.00 dB 0 MediumSlow 2025-10-07 19:07:25 View
Machu Pichu (MaPi) -2.488s
Before 		-103.0 dBm -7.75 dB 1 MediumSlow 2025-10-07 19:07:30 View
Quass001 ☄️ (Q001) -2.417s
Before 		-111.0 dBm -4.50 dB 1 MediumSlow 2025-10-07 19:07:30 View
Meshtastic 1760 (1760) -1.850s
Before 		-130.0 dBm -14.50 dB 1 MediumSlow 2025-10-07 19:07:30 View
GRN1-Base🗼🌐 (GRN1) -1.841s
Before 		-91.0 dBm 3.75 dB 1 MediumSlow 2025-10-07 19:07:30 View
Ocumare_Base_🗼🌐 (CATA) -1.794s
Before 		-107.0 dBm 3.75 dB 1 MediumSlow 2025-10-07 19:07:30 View
Quass002 ☄️ (Q002) -1.730s
Before 		Unknown Unknown 2 MediumSlow 2025-10-07 19:07:30 View
Venturada2🗼🌐☀️ (Vb2) -1.510s
Before 		-98.0 dBm -1.50 dB 0 MediumSlow 2025-10-07 19:07:31 View
Oxygen EA4HKU (O) -1.115s
Before 		-110.0 dBm -6.25 dB 2 MediumSlow 2025-10-07 19:07:31 View
🌐Charly Unid Movil🛰 (C181) -1.092s
Before 		-29.0 dBm 8.50 dB 2 MediumSlow 2025-10-07 19:07:31 View
Monolito (MoN) -0.956s
Before 		-69.0 dBm 9.00 dB 2 MediumSlow 2025-10-07 19:07:31 View
Carbon EA4HKU (C) -0.890s
Before 		-111.0 dBm -1.25 dB 2 MediumSlow 2025-10-07 19:07:31 View
Baldur Fijo (BalF) -0.789s
Before 		-113.0 dBm -10.00 dB 2 MediumSlow 2025-10-07 19:07:31 View
Meshtastic 18a4 (18a4) -0.345s
Before 		-118.0 dBm -10.25 dB 3 MediumSlow 2025-10-07 19:07:32 View
tizon (Sylv) -0.282s
Before 		-106.0 dBm -1.00 dB 3 MediumSlow 2025-10-07 19:07:32 View
Rodashtastic🗼🌐 (RDSt) +0.719s
After 		-114.0 dBm -10.75 dB 2 MediumSlow 2025-10-07 19:07:33 View
Meshtastic 2688 (2688) +1.347s
After 		-126.0 dBm -7.50 dB 3 MediumSlow 2025-10-07 19:07:34 View
Mec Rocket Meco (MRM) +3.602s
After 		-110.0 dBm -9.00 dB 2 MediumSlow 2025-10-07 19:07:36 View
20

Total Receptions

20

Unique Gateways