Packet #17729130 Success

TELEMETRY_APP packet from JPG 37fc (JPGx) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 17729130
Mesh Packet ID: 0xfa36bb37
Used for correlation across gateways
Timestamp: 2026-03-27 06:11:07 UTC
From Node: JPG 37fc (JPGx)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: JPG 37fc (JPGx)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: fc JPGx
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: 28 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:98%
Voltage:4.13 V
Channel Usage:1.0%
Air Util TX:0.6%
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:!f71e37fc
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 !f71e37fc
Node ID format
channel_id ShortFast
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 4145952764
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 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 1774591866
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 252
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774591867.6024635
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: !f71e37fc
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": 1774591866, "device_metrics": { "battery_level": 98, "voltage": 4.129, "channel_utilization": 1.0016667, "air_util_tx": 0.5801111, "uptime_seconds": 302716 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!f71e37fc", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4145952764, "to": 4294967295, "id": 4197890871, "rx_time": 1774591866, "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": 252, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d7a1fc6691215086215c52084401d9d36803f252982143f28fcbc12", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774591866, "device_metrics": { "battery_level": 98, "voltage": 4.129, "channel_utilization": 1.0016667, "air_util_tx": 0.5801111, "uptime_seconds": 302716 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0d7a1fc6691215086215c52084401d9d36803f252982143f28fcbc12
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 Relay Channel Timestamp Actions
JPG 37fc (JPGx) Primary 0.000s
Reference 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:11:07 UTC Current
JPG 37fc (JPGx) -0.625s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:06 UTC View
JPG 37fc (JPGx) -0.596s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.561s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.540s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.519s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.498s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.475s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.451s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.428s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.403s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.372s
Before 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.350s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.329s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.307s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.285s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.261s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.238s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.215s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.193s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.172s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.148s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.126s
Before 		Unknown Unknown 0 fc JPGx MediumFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.105s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.083s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.059s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) -0.029s
Before 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.032s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.064s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.091s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.121s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.149s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.172s
After 		Unknown Unknown 0 fc JPGx ShortFast 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.201s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.229s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.255s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.280s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.310s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.337s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.363s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.388s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:11:07 UTC View
JPG 37fc (JPGx) +0.412s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:11:08 UTC View
JPG 37fc (JPGx) +0.440s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:11:08 UTC View
JPG 37fc (JPGx) +0.466s
After 		Unknown Unknown 0 fc JPGx ShortTurbo 2026-03-27 06:11:08 UTC View
JPG 37fc (JPGx) +0.495s
After 		Unknown Unknown 0 fc JPGx LongFast 2026-03-27 06:11:08 UTC View
45

Total Receptions

1

Unique Gateways