Packet #17813256 Success

TELEMETRY_APP packet from Klc Sensecap (klc2) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
17
Payload Bytes
Packet Information
Database ID: 17813256
Mesh Packet ID: 0x2d166f58
Used for correlation across gateways
Timestamp: 2026-03-27 10:21:49 UTC
From Node: Klc Sensecap (klc2)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Klc Sensecap (klc2)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: 58 klc2
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: TELEMETRY_APP
Size: 17 bytes
Decoded: Yes
Decoded Data:
Environment Metrics:
Temperature:21.0°C
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:17 bytes
Gateway:!66203958
Channel:MediumFast
Payload Type:TELEMETRY_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 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 !66203958
Node ID format
channel_id MediumFast
packet MeshPacket (17 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1713387864
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 17 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 3
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 1774606905
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 88
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774606909.2047915
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: MediumFast
  • ✓ 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: !66203958
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:17 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1774606905, "environment_metrics": { "temperature": 20.982092, "lux": 0.0 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!66203958", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1713387864, "to": 4294967295, "id": 756445016, "rx_time": 1774606905, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 88, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d395ac6691a0a0d53dba7414d00000000", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774606905, "environment_metrics": { "temperature": 20.982092, "lux": 0.0 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (17 bytes)
0d395ac6691a0a0d53dba7414d00000000
Hex Analysis:
Size:17 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 Relay Channel Timestamp Actions
Klc Sensecap (klc2) Primary 0.000s
Reference 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC Current
Klc Sensecap (klc2) -0.504s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.470s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.434s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.405s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.382s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.358s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.336s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.314s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.294s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.273s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.250s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.227s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.204s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.180s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.159s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.138s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.117s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.095s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.071s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.047s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.023s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.021s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.043s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.064s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.086s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.110s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.134s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.157s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.180s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.202s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.223s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.259s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.283s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.307s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.331s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.354s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.375s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.397s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.418s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.439s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.463s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.487s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.510s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.533s
After 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:49 UTC View
45

Total Receptions

1

Unique Gateways