Packet #17949629 Success

TELEMETRY_APP packet from Duncan Downtown LF20 (DDT) to !ffffffff

45
Total Receptions
1
Unique Gateways
4
Hop Count
27
Payload Bytes
Packet Information
Database ID: 17949629
Mesh Packet ID: 0x54716c62
Used for correlation across gateways
Timestamp: 2026-03-27 17:35:36 UTC
From Node: Duncan Downtown LF20 (DDT)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC)
Channel: ShortTurbo
RSSI: -111 dBm
SNR: -3.0 dBm
Hop Info: 4/5 hops
Start: 5, Limit: 1
Relay Node: 8f
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TELEMETRY_APP
Size: 27 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:70%
Voltage:3.90 V
Channel Usage:1.9%
Air Util TX:0.7%
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:27 bytes
Gateway:!9e779d68
Channel:ShortTurbo
Payload Type:TELEMETRY_APP
Hop Count:4 / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 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 !9e779d68
Node ID format
channel_id ShortTurbo
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3662964436
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 27 bytes size
hop_limit 1
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 4
Calculated: hop_start - hop_limit 		derived
rx_rssi -111.0 dBm
Signal strength at gateway 		int32
rx_snr -3.00 dB
Signal quality at gateway 		float
rx_time 1774632935
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 143
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774632936.7768064
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: ShortTurbo
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9e779d68
Signal Metrics: RSSI: -111.0 dBm
SNR: -3.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:27 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1774632906, "device_metrics": { "battery_level": 70, "voltage": 3.896, "channel_utilization": 1.8633333, "air_util_tx": 0.7195, "uptime_seconds": 10802 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e779d68", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3662964436, "to": 4294967295, "id": 1416719458, "rx_time": 1774632935, "rx_snr": -3.0, "rx_rssi": -111, "hop_limit": 1, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 143, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0dcabfc6691214084615105879401db581ee3f252731383f28b254", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774632906, "device_metrics": { "battery_level": 70, "voltage": 3.896, "channel_utilization": 1.8633333, "air_util_tx": 0.7195, "uptime_seconds": 10802 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (27 bytes)
0dcabfc6691214084615105879401db581ee3f252731383f28b254
Hex Analysis:
Size:27 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
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) Primary 0.000s
Reference 		-111.0 dBm -3.00 dB 4 8f ShortTurbo 2026-03-27 17:35:36 UTC Current
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.862s
Before 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:35 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.828s
Before 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:35 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.792s
Before 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:35 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.765s
Before 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.738s
Before 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.717s
Before 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.696s
Before 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.674s
Before 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.651s
Before 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.627s
Before 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.603s
Before 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.580s
Before 		-111.0 dBm -3.00 dB 4 8f MediumFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.558s
Before 		-111.0 dBm -3.00 dB 4 8f MediumFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.537s
Before 		-111.0 dBm -3.00 dB 4 8f MediumFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.515s
Before 		-111.0 dBm -3.00 dB 4 8f MediumFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.480s
Before 		-111.0 dBm -3.00 dB 4 8f MediumFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.455s
Before 		-111.0 dBm -3.00 dB 4 8f MediumFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.431s
Before 		-111.0 dBm -3.00 dB 4 8f MediumFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.407s
Before 		-111.0 dBm -3.00 dB 4 8f MediumFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.384s
Before 		-111.0 dBm -3.00 dB 4 8f MediumFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.363s
Before 		-111.0 dBm -3.00 dB 4 8f MediumFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.340s
Before 		-111.0 dBm -3.00 dB 4 8f MediumFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.319s
Before 		-111.0 dBm -3.00 dB 4 8f ShortFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.297s
Before 		-111.0 dBm -3.00 dB 4 8f ShortFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.272s
Before 		-111.0 dBm -3.00 dB 4 8f ShortFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.248s
Before 		-111.0 dBm -3.00 dB 4 8f ShortFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.225s
Before 		-111.0 dBm -3.00 dB 4 8f ShortFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.203s
Before 		-111.0 dBm -3.00 dB 4 8f ShortFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.181s
Before 		-111.0 dBm -3.00 dB 4 8f ShortFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.160s
Before 		-111.0 dBm -3.00 dB 4 8f ShortFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.139s
Before 		-111.0 dBm -3.00 dB 4 8f ShortFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.116s
Before 		-111.0 dBm -3.00 dB 4 8f ShortFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.092s
Before 		-111.0 dBm -3.00 dB 4 8f ShortFast 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.068s
Before 		-111.0 dBm -3.00 dB 4 8f ShortTurbo 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.044s
Before 		-111.0 dBm -3.00 dB 4 8f ShortTurbo 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.022s
Before 		-111.0 dBm -3.00 dB 4 8f ShortTurbo 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.022s
After 		-111.0 dBm -3.00 dB 4 8f ShortTurbo 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.043s
After 		-111.0 dBm -3.00 dB 4 8f ShortTurbo 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.066s
After 		-111.0 dBm -3.00 dB 4 8f ShortTurbo 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.091s
After 		-111.0 dBm -3.00 dB 4 8f ShortTurbo 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.115s
After 		-111.0 dBm -3.00 dB 4 8f ShortTurbo 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.138s
After 		-111.0 dBm -3.00 dB 4 8f ShortTurbo 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.161s
After 		-111.0 dBm -3.00 dB 4 8f ShortTurbo 2026-03-27 17:35:36 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.182s
After 		-111.0 dBm -3.00 dB 4 8f LongFast 2026-03-27 17:35:36 UTC View
45

Total Receptions

1

Unique Gateways