Packet #12804386 Success

TELEMETRY_APP packet from Meshtastic 7669 (7669) to !ffffffff

24
Total Receptions
24
Unique Gateways
1
Hop Count
26
Payload Bytes
Packet Information
Database ID: 12804386
Mesh Packet ID: 0xa42b727b
Used for correlation across gateways
Timestamp: 2025-09-29 19:16:49 UTC
From Node: Meshtastic 7669 (7669)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Arganda C191 🌐 (ARG)
Channel: MediumSlow
RSSI: -120 dBm
SNR: -11.25 dBm
Hop Info: 1/4 hops
Start: 4, Limit: 3
Payload Data
Protocol: TELEMETRY_APP
Size: 26 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:-0.00 V
Channel Usage:20.3%
Air Util TX:0.1%
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:26 bytes
Gateway:!9ee79500
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 !9ee79500
Node ID format
channel_id MediumSlow
packet MeshPacket (26 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2229827177
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 26 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 -120.0 dBm
Signal strength at gateway 		int32
rx_snr -11.25 dB
Signal quality at gateway 		float
rx_time 1759173407
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 176
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1759173409.091548
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: !9ee79500
Signal Metrics: RSSI: -120.0 dBm
SNR: -11.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:26 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 65, "device_metrics": { "battery_level": 101, "voltage": -0.001, "channel_utilization": 20.348333, "air_util_tx": 0.06105556, "uptime_seconds": 65 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9ee79500", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2229827177, "to": 4294967295, "id": 2754310779, "rx_time": 1759173407, "rx_snr": -11.25, "rx_rssi": -120, "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": 176, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d4100000012130865156f1283ba1d63c9a2412565157a3d2841", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 65, "device_metrics": { "battery_level": 101, "voltage": -0.001, "channel_utilization": 20.348333, "air_util_tx": 0.06105556, "uptime_seconds": 65 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (26 bytes)
0d4100000012130865156f1283ba1d63c9a2412565157a3d2841
Hex Analysis:
Size:26 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
Arganda C191 🌐 (ARG) Primary 0.000s
Reference 		-120.0 dBm -11.25 dB 1 MediumSlow 2025-09-29 19:16:49 Current
Perseo 📡🌐☀ (nvm1) -0.533s
Before 		-93.0 dBm -4.25 dB 1 MediumSlow 2025-09-29 19:16:48 View
Meshtastic 1760 (1760) -0.217s
Before 		-136.0 dBm -15.50 dB 1 MediumSlow 2025-09-29 19:16:48 View
Will - Azuqueca (WAzq) -0.142s
Before 		-108.0 dBm 0.25 dB 1 MediumSlow 2025-09-29 19:16:48 View
Villalbilla02 (VBV2) -0.137s
Before 		-113.0 dBm -3.25 dB 1 MediumSlow 2025-09-29 19:16:48 View
Mec Rocket Meco (MRM) -0.125s
Before 		-108.0 dBm -6.00 dB 1 MediumSlow 2025-09-29 19:16:48 View
Venturada2🗼🌐☀️ (Vb2) -0.044s
Before 		-96.0 dBm 0.25 dB 0 MediumSlow 2025-09-29 19:16:49 View
Machu Pichu (MaPi) +0.195s
After 		-94.0 dBm 3.25 dB 1 MediumSlow 2025-09-29 19:16:49 View
SkG@Home 📡🌐 (SkGH) +0.264s
After 		-127.0 dBm -17.00 dB 1 MediumSlow 2025-09-29 19:16:49 View
Naranjo C191 🌐 (FNL) +0.275s
After 		-114.0 dBm -7.00 dB 1 MediumSlow 2025-09-29 19:16:49 View
[TLG] 📡🌐🔋🔌 (tlg0) +0.280s
After 		-110.0 dBm -7.00 dB 1 MediumSlow 2025-09-29 19:16:49 View
Kenobi23 QTH (5aec) +0.390s
After 		-109.0 dBm -8.50 dB 1 MediumSlow 2025-09-29 19:16:49 View
TO_Cala_Base2🗼🌐☀️ (33C8) +0.732s
After 		-107.0 dBm -0.75 dB 2 MediumSlow 2025-09-29 19:16:49 View
Meshtastic 18a4 (18a4) +1.119s
After 		Unknown Unknown 2 MediumSlow 2025-09-29 19:16:50 View
Suop 📡 🌐 (SUOP) +1.242s
After 		-124.0 dBm -16.00 dB 1 MediumSlow 2025-09-29 19:16:50 View
Monolito (MoN) +1.446s
After 		-57.0 dBm 9.50 dB 2 MediumSlow 2025-09-29 19:16:50 View
Kenobi23 movil (5672) +1.454s
After 		-116.0 dBm -8.00 dB 2 MediumSlow 2025-09-29 19:16:50 View
Meshtastic 53fc (53fc) +1.591s
After 		-120.0 dBm -7.25 dB 2 MediumSlow 2025-09-29 19:16:50 View
🌐Charly Unid Movil🛰 (C181) +1.819s
After 		-115.0 dBm -11.00 dB 2 MediumSlow 2025-09-29 19:16:50 View
EA4HTS Ventas 🗼🇪🇸 (HTSv) +2.403s
After 		-111.0 dBm -4.25 dB 3 MediumSlow 2025-09-29 19:16:51 View
Trasto 🐰 Va (trva) +2.754s
After 		-10.0 dBm 9.00 dB 3 MediumSlow 2025-09-29 19:16:51 View
Meshtastic c498📡🌐 (C498) +2.771s
After 		-114.0 dBm -10.00 dB 3 MediumSlow 2025-09-29 19:16:51 View
Meshtastic 2688 (2688) +3.183s
After 		-141.0 dBm -16.75 dB 2 MediumSlow 2025-09-29 19:16:52 View
Void🌀 (V01d) +12.947s
After 		-52.0 dBm 8.00 dB 2 MediumSlow 2025-09-29 19:17:02 View
24

Total Receptions

24

Unique Gateways