Packet #17813263 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: 17813263
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: ShortFast
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:ShortFast
Payload Type:TELEMETRY_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 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 ShortFast
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 1774606909.3619246
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: ShortFast
  • ✓ 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": "ShortFast", "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 ShortFast 2026-03-27 10:21:49 UTC Current
Klc Sensecap (klc2) -0.661s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.627s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.591s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.562s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.539s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.515s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.493s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.472s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.451s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.431s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.407s
Before 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.384s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:48 UTC View
Klc Sensecap (klc2) -0.361s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.338s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.316s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.295s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.274s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.252s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.228s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 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) -0.157s
Before 		Unknown Unknown 0 58 klc2 MediumFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.136s
Before 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.114s
Before 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.093s
Before 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.071s
Before 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.047s
Before 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) -0.023s
Before 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.023s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.045s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.066s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.102s
After 		Unknown Unknown 0 58 klc2 ShortFast 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.126s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.150s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.174s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.197s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.218s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.240s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.261s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.282s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.305s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.329s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.353s
After 		Unknown Unknown 0 58 klc2 ShortTurbo 2026-03-27 10:21:49 UTC View
Klc Sensecap (klc2) +0.376s
After 		Unknown Unknown 0 58 klc2 LongFast 2026-03-27 10:21:49 UTC View
45

Total Receptions

1

Unique Gateways