Packet #8329683 Success

TELEMETRY_APP packet from MeshMadrid 00 🗼☀️ 🌐 (MM00) to !ffffffff

11
Total Receptions
11
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 8329683
Mesh Packet ID: 0xa3a713d5
Used for correlation across gateways
Timestamp: 2025-08-28 21:30:49 UTC
From Node: MeshMadrid 00 🗼☀️ 🌐 (MM00)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: MeshMadrid 00 🗼☀️ 🌐 (MM00)
Channel: MediumSlow
RSSI: Unknown
SNR: Unknown
Hop Info: 0/4 hops
Start: 4, Limit: 4
Payload Data
Protocol: TELEMETRY_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:75%
Voltage:3.95 V
Channel Usage:1.8%
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:28 bytes
Gateway:!326a9896
Channel:MediumSlow
Payload Type:TELEMETRY_APP
Hop Count:Unknown / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumSlow
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !326a9896
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 845846678
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 4
Remaining hops allowed 		uint32
hop_start 4
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1756416247
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 10
Packet priority level 		enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 150
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1756416649.6677253
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !326a9896
Zero Hop Policy: Enabled
Direct gateway connection
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": 1756416247, "device_metrics": { "battery_level": 75, "voltage": 3.948, "channel_utilization": 1.79, "air_util_tx": 0.10633334, "uptime_seconds": 28873 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!326a9896", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 845846678, "to": 4294967295, "id": 2745635797, "rx_time": 1756416247, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 4, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 150, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0df7c8b0681215084b1508ac7c401db81ee53f254bc5d93d28c9e101", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1756416247, "device_metrics": { "battery_level": 75, "voltage": 3.948, "channel_utilization": 1.79, "air_util_tx": 0.10633334, "uptime_seconds": 28873 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0df7c8b0681215084b1508ac7c401db81ee53f254bc5d93d28c9e101
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
MeshMadrid 00 🗼☀️ 🌐 (MM00) Primary 0.000s
Reference 		Unknown Unknown 0 MediumSlow 2025-08-28 21:30:49 Current
MouMesBase-CLM-868 (MMsB) -399.669s
Before 		-40.0 dBm 8.75 dB 1 MediumSlow 2025-08-28 21:24:09 View
Malasaña Solar ☀️ (🌇) -397.576s
Before 		-101.0 dBm -7.25 dB 2 MediumSlow 2025-08-28 21:24:12 View
Perseo 📡 🌐 (nvm1) -397.543s
Before 		-105.0 dBm -10.75 dB 3 MediumSlow 2025-08-28 21:24:12 View
Tlgo 📡🌐🔋🔌 (TLG0) -397.029s
Before 		-111.0 dBm -4.50 dB 2 MediumSlow 2025-08-28 21:24:12 View
GRN1-Base🗼🌐 (GRN1) -393.703s
Before 		-103.0 dBm 5.00 dB 4 MediumSlow 2025-08-28 21:24:15 View
Mec Rocket Meco (MRM) -393.156s
Before 		-34.0 dBm 8.75 dB 4 MediumSlow 2025-08-28 21:24:16 View
Machu Pichu (MaPi) -392.621s
Before 		-106.0 dBm -8.00 dB 4 MediumSlow 2025-08-28 21:24:17 View
Meshtastic fbec (fbec) -392.543s
Before 		-125.0 dBm -5.75 dB 4 MediumSlow 2025-08-28 21:24:17 View
SkG@Somewhere 🤨 (SkGs) -379.882s
Before 		-117.0 dBm -15.00 dB 4 MediumSlow 2025-08-28 21:24:29 View
Meshtastic b728 (b728) -79.774s
Before 		-130.0 dBm -11.25 dB 4 MediumSlow 2025-08-28 21:29:29 View
11

Total Receptions

11

Unique Gateways