Packet #12280664 Success

TELEMETRY_APP packet from Valde-Mad-01-Yoda27mhz-nodo (VLD1) to !ffffffff

23
Total Receptions
23
Unique Gateways
1
Hop Count
32
Payload Bytes
Packet Information
Database ID: 12280664
Mesh Packet ID: 0x7b1849d8
Used for correlation across gateways
Timestamp: 2025-09-26 15:57:43 UTC
From Node: Valde-Mad-01-Yoda27mhz-nodo (VLD1)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Meshtastic 1760 (1760)
Channel: MediumSlow
RSSI: -136 dBm
SNR: -15.5 dBm
Hop Info: 1/4 hops
Start: 4, Limit: 3
Payload Data
Protocol: TELEMETRY_APP
Size: 32 bytes
Decoded: Yes
Decoded Data:
Environment Metrics:
Temperature:31.1°C
Humidity:20.5%
Pressure:945.2 hPa
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:32 bytes
Gateway:!c0c31760
Channel:MediumSlow
Payload Type:TELEMETRY_APP
Hop Count:1 / 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 !c0c31760
Node ID format
channel_id MediumSlow
packet MeshPacket (32 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 4084310959
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 32 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi -136.0 dBm
Signal strength at gateway 		int32
rx_snr -15.50 dB
Signal quality at gateway 		float
rx_time 1758902262
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 132
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1758902263.2267501
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 (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !c0c31760
Signal Metrics: RSSI: -136.0 dBm
SNR: -15.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:32 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1758902274, "environment_metrics": { "temperature": 31.06, "relative_humidity": 20.488281, "barometric_pressure": 945.2488, "voltage": 4.08, "current": 16.4 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!c0c31760", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4084310959, "to": 4294967295, "id": 2065189336, "rx_time": 1758902262, "rx_snr": -15.5, "rx_rssi": -136, "hop_limit": 3, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 132, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d02b8d6681a190de17af8411500e8a3411dec4f6c442d5c8f82403533338341", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1758902274, "environment_metrics": { "temperature": 31.06, "relative_humidity": 20.488281, "barometric_pressure": 945.2488, "voltage": 4.08, "current": 16.4 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (32 bytes)
0d02b8d6681a190de17af8411500e8a3411dec4f6c442d5c8f82403533338341
Hex Analysis:
Size:32 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
Meshtastic 1760 (1760) Primary 0.000s
Reference 		-136.0 dBm -15.50 dB 1 MediumSlow 2025-09-26 15:57:43 Current
Naranjo C191 🌐 (FNL) -0.878s
Before 		-124.0 dBm -17.00 dB 0 MediumSlow 2025-09-26 15:57:42 View
Mec Rocket Meco (MRM) -0.382s
Before 		-95.0 dBm 5.00 dB 1 MediumSlow 2025-09-26 15:57:42 View
[TLG] 📡🌐🔋🔌 (tlg0) +0.020s
After 		-76.0 dBm 8.00 dB 1 MediumSlow 2025-09-26 15:57:43 View
SkG@Home 📡🌐 (SkGH) +0.031s
After 		-121.0 dBm -11.50 dB 1 MediumSlow 2025-09-26 15:57:43 View
Glitchs Azuqueca 📡 (GltA) +0.042s
After 		-122.0 dBm -11.25 dB 1 MediumSlow 2025-09-26 15:57:43 View
Meshtastic 18a4 (18a4) +0.270s
After 		Unknown Unknown 2 MediumSlow 2025-09-26 15:57:43 View
Skynet_Mov_CLM (SkyM) +0.616s
After 		-119.0 dBm -14.25 dB 1 MediumSlow 2025-09-26 15:57:43 View
Venturada2🗼🌐☀️ (Vb2) +0.618s
After 		-97.0 dBm 2.00 dB 1 MediumSlow 2025-09-26 15:57:43 View
Will - Azuqueca (WAzq) +0.620s
After 		-107.0 dBm -9.25 dB 1 MediumSlow 2025-09-26 15:57:43 View
Baldur Fijo (BalF) +0.917s
After 		-118.0 dBm -8.25 dB 1 MediumSlow 2025-09-26 15:57:44 View
Malasaña Solar ☀️ (🌇) +0.979s
After 		-118.0 dBm -8.75 dB 2 MediumSlow 2025-09-26 15:57:44 View
Kenobi23 QTH (5aec) +1.098s
After 		-100.0 dBm 0.25 dB 2 MediumSlow 2025-09-26 15:57:44 View
GRN1-Base🗼🌐 (GRN1) +1.238s
After 		-98.0 dBm -1.75 dB 1 MediumSlow 2025-09-26 15:57:44 View
C191 🌐 (C191) +1.732s
After 		-123.0 dBm -14.00 dB 1 MediumSlow 2025-09-26 15:57:44 View
Monolito (MoN) +4.343s
After 		-59.0 dBm 7.75 dB 4 MediumSlow 2025-09-26 15:57:47 View
Fuenca fijo (c578) +4.848s
After 		-122.0 dBm -9.50 dB 2 MediumSlow 2025-09-26 15:57:48 View
Machu Pichu (MaPi) +4.953s
After 		-94.0 dBm 2.75 dB 2 MediumSlow 2025-09-26 15:57:48 View
Ocumare_Base_🗼🌐 (CATA) +5.098s
After 		-118.0 dBm -12.25 dB 2 MediumSlow 2025-09-26 15:57:48 View
TO_Cala_Base2🗼🌐☀️ (33C8) +5.629s
After 		-109.0 dBm -13.75 dB 3 MediumSlow 2025-09-26 15:57:48 View
🌐Charly Unid Movil🛰 (C181) +8.034s
After 		-26.0 dBm 9.25 dB 4 MediumSlow 2025-09-26 15:57:51 View
Meshtastic 9b88 (9b88) +656.052s
After 		-113.0 dBm -4.50 dB 2 MediumSlow 2025-09-26 16:08:39 View
Gnomoazul (Gnaz) +829.011s
After 		-120.0 dBm -8.50 dB 1 MediumSlow 2025-09-26 16:11:32 View
23

Total Receptions

23

Unique Gateways