Packet #2474742 Success

TELEMETRY_APP packet from Neandertal(ER) - 13rc811.de (ME) to !ffffffff

9
Total Receptions
9
Unique Gateways
7
Hop Count
28
Payload Bytes
Packet Information
Database ID: 2474742
Mesh Packet ID: 0x2665044d
Used for correlation across gateways
Timestamp: 2025-08-15 00:33:39 UTC
From Node: Neandertal(ER) - 13rc811.de (ME)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Terwinselen | Kerkrade | Netherlands (TKNB)
Channel: OpenChat
RSSI: -121 dBm
SNR: -6.75 dBm
Hop Info: 7/7 hops
Start: 7, Limit: 0
Payload Data
Protocol: TELEMETRY_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:93%
Voltage:4.11 V
Channel Usage:23.0%
Air Util TX:4.9%
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:!da9d6938
Channel:OpenChat
Payload Type:TELEMETRY_APP
Hop Count:7 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: OpenChat
+ 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 !da9d6938
Node ID format
channel_id OpenChat
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1127957360
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 7
Initial hop limit 		uint32
hops_taken 7
Calculated: hop_start - hop_limit 		derived
rx_rssi -121.0 dBm
Signal strength at gateway 		int32
rx_snr -6.75 dB
Signal quality at gateway 		float
rx_time 1755210818
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 Not set uint32
tx_after Not set uint32
timestamp 1755210819.510334
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: OpenChat
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (7 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !da9d6938
Signal Metrics: RSSI: -121.0 dBm
SNR: -6.75 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": 1755210769, "device_metrics": { "battery_level": 93, "voltage": 4.105, "channel_utilization": 22.973333, "air_util_tx": 4.852028, "uptime_seconds": 88945 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!da9d6938", "channel_id": "OpenChat", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1127957360, "to": 4294967295, "id": 644154445, "rx_time": 1755210818, "rx_snr": -6.75, "rx_rssi": -121, "hop_limit": 0, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d11649e681215085d15295c83401d63c9b74125d0439b4028f1b605", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1755210769, "device_metrics": { "battery_level": 93, "voltage": 4.105, "channel_utilization": 22.973333, "air_util_tx": 4.852028, "uptime_seconds": 88945 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0d11649e681215085d15295c83401d63c9b74125d0439b4028f1b605
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
Terwinselen | Kerkrade | Netherlands (TKNB) Primary 0.000s
Reference 		-121.0 dBm -6.75 dB 7 OpenChat 2025-08-15 00:33:39 Current
Ams Zuidas Base (AZ4) -33.866s
Before 		-113.0 dBm -13.75 dB 3 LongFast 2025-08-15 00:33:05 View
ALM-BC-Satisfaction (Ally) -31.098s
Before 		-112.0 dBm -13.75 dB 5 LongFast 2025-08-15 00:33:08 View
Wateringweg, Haarlem (WaHa) -30.963s
Before 		-123.0 dBm -17.75 dB 5 LongFast 2025-08-15 00:33:08 View
WNP Dak Nieuwerhoek (DAK1) -27.604s
Before 		-125.0 dBm -19.50 dB 4 LongFast 2025-08-15 00:33:11 View
Leimuiden - Bas (LMDN) -27.468s
Before 		-33.0 dBm 5.75 dB 7 LongFast 2025-08-15 00:33:12 View
HLM Raaks Base 🏡🛜 (HLR1) -26.376s
Before 		-110.0 dBm -4.50 dB 7 LongFast 2025-08-15 00:33:13 View
No13 Oirschot (OIR1) -6.597s
Before 		-126.0 dBm -16.00 dB 7 LongFast 2025-08-15 00:33:32 View
PA3JH 🗼 (2.7.3) (3JH2) -6.462s
Before 		-104.0 dBm -5.75 dB 7 LongFast 2025-08-15 00:33:33 View
9

Total Receptions

9

Unique Gateways