Packet #12279541 Success

TELEMETRY_APP packet from Carlos 3d56 🗼☀️ (3d56) to !ffffffff

22
Total Receptions
22
Unique Gateways
4
Hop Count
28
Payload Bytes
Packet Information
Database ID: 12279541
Mesh Packet ID: 0xa4f7d47c
Used for correlation across gateways
Timestamp: 2025-09-26 15:49:01 UTC
From Node: Carlos 3d56 🗼☀️ (3d56)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Wis 7d99 (7d99)
Channel: MediumSlow
RSSI: -47 dBm
SNR: 8.75 dBm
Hop Info: 4/4 hops
Start: 4, Limit: 0
Payload Data
Protocol: TELEMETRY_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:90%
Voltage:4.05 V
Channel Usage:11.9%
Air Util TX:1.1%
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:28 bytes
Gateway:!dc457d99
Channel:MediumSlow
Payload Type:TELEMETRY_APP
Hop Count:4 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumSlow
+ 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 !dc457d99
Node ID format
channel_id MediumSlow
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2220506454
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 28 bytes size
hop_limit Not set uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -47.0 dBm
Signal strength at gateway 		int32
rx_snr 8.75 dB
Signal quality at gateway 		float
rx_time 1758901741
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 212
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1758901741.5467155
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: MediumSlow
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !dc457d99
Signal Metrics: RSSI: -47.0 dBm
SNR: 8.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1758901734, "device_metrics": { "battery_level": 90, "voltage": 4.055, "channel_utilization": 11.92, "air_util_tx": 1.0993888, "uptime_seconds": 156917 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!dc457d99", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2220506454, "to": 4294967295, "id": 2767705212, "rx_time": 1758901741, "rx_snr": 8.75, "rx_rssi": -47, "hop_limit": 0, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 212, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0de6b5d6681215085a158fc281401d52b83e4125c6b88c3f28f5c909", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1758901734, "device_metrics": { "battery_level": 90, "voltage": 4.055, "channel_utilization": 11.92, "air_util_tx": 1.0993888, "uptime_seconds": 156917 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0de6b5d6681215085a158fc281401d52b83e4125c6b88c3f28f5c909
Hex Analysis:
Size:28 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
Wis 7d99 (7d99) Primary 0.000s
Reference 		-47.0 dBm 8.75 dB 4 MediumSlow 2025-09-26 15:49:01 Current
SkG@Home 📡🌐 (SkGH) -3.938s
Before 		-114.0 dBm -6.25 dB 0 MediumSlow 2025-09-26 15:48:57 View
Will - Azuqueca (WAzq) -3.687s
Before 		-108.0 dBm -10.75 dB 1 MediumSlow 2025-09-26 15:48:57 View
Venturada2🗼🌐☀️ (Vb2) -3.685s
Before 		-94.0 dBm 3.25 dB 1 MediumSlow 2025-09-26 15:48:57 View
Fuenca fijo (c578) -3.429s
Before 		-121.0 dBm -8.50 dB 1 MediumSlow 2025-09-26 15:48:58 View
Baldur Fijo (BalF) -3.374s
Before 		-118.0 dBm -7.75 dB 1 MediumSlow 2025-09-26 15:48:58 View
Machu Pichu (MaPi) -3.342s
Before 		-94.0 dBm 1.75 dB 1 MediumSlow 2025-09-26 15:48:58 View
Meshtastic 18a4 (18a4) -3.336s
Before 		-118.0 dBm -8.75 dB 1 MediumSlow 2025-09-26 15:48:58 View
Rodashtastic🗼🌐 (RDSt) -3.321s
Before 		-113.0 dBm -5.75 dB 1 MediumSlow 2025-09-26 15:48:58 View
Meshtastic 1760 (1760) -3.319s
Before 		-122.0 dBm -4.00 dB 1 MediumSlow 2025-09-26 15:48:58 View
Naranjo C191 🌐 (FNL) -3.300s
Before 		-114.0 dBm -5.50 dB 1 MediumSlow 2025-09-26 15:48:58 View
[TLG] 📡🌐🔋🔌 (tlg0) -3.298s
Before 		-109.0 dBm -4.50 dB 1 MediumSlow 2025-09-26 15:48:58 View
Ocumare_Base_🗼🌐 (CATA) -3.227s
Before 		-117.0 dBm -8.50 dB 1 MediumSlow 2025-09-26 15:48:58 View
Meshtastic 9b88 (9b88) -2.784s
Before 		-113.0 dBm -5.50 dB 1 MediumSlow 2025-09-26 15:48:58 View
GRN1-Base🗼🌐 (GRN1) -2.368s
Before 		-99.0 dBm -6.00 dB 2 MediumSlow 2025-09-26 15:48:59 View
Monolito (MoN) -2.364s
Before 		-59.0 dBm 8.00 dB 2 MediumSlow 2025-09-26 15:48:59 View
Suop 📡 🌐 (SUOP) -2.291s
Before 		-119.0 dBm -13.00 dB 2 MediumSlow 2025-09-26 15:48:59 View
Alma Tracker (AGPS) -2.167s
Before 		-104.0 dBm -14.50 dB 2 MediumSlow 2025-09-26 15:48:59 View
Kenobi23 QTH (5aec) -2.121s
Before 		-100.0 dBm -0.75 dB 2 MediumSlow 2025-09-26 15:48:59 View
Quass001 ☄️ (Q001) -1.983s
Before 		-116.0 dBm -5.75 dB 2 MediumSlow 2025-09-26 15:48:59 View
Mec Rocket Meco (MRM) -1.814s
Before 		-35.0 dBm 8.50 dB 2 MediumSlow 2025-09-26 15:48:59 View
Skynet_Mov_CLM (SkyM) -1.217s
Before 		-111.0 dBm -6.75 dB 3 MediumSlow 2025-09-26 15:49:00 View
22

Total Receptions

22

Unique Gateways