Packet #18018960 Success

TELEMETRY_APP packet from VE7MRP Repeater (7MRP) to !ffffffff

45
Total Receptions
1
Unique Gateways
1
Hop Count
28
Payload Bytes
Packet Information
Database ID: 18018960
Mesh Packet ID: 0x020f55c9
Used for correlation across gateways
Timestamp: 2026-03-27 21:40:33 UTC
From Node: VE7MRP Repeater (7MRP)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: VE7DCX Repeater (7DCX)
Channel: LongFast
RSSI: -47 dBm
SNR: 6.25 dBm
Hop Info: 1/7 hops
Start: 7, Limit: 6
Relay Node: 5c v7vu
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:97%
Voltage:4.15 V
Channel Usage:21.3%
Air Util TX:5.3%
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:!9e779694
Channel:LongFast
Payload Type:TELEMETRY_APP
Hop Count:1 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e779694
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1220004857
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 6
Remaining hops allowed 		uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi -47.0 dBm
Signal strength at gateway 		int32
rx_snr 6.25 dB
Signal quality at gateway 		float
rx_time 1774647633
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 92
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774647633.7591653
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)
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9e779694
Signal Metrics: RSSI: -47.0 dBm
SNR: 6.25 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": 1774647608, "device_metrics": { "battery_level": 97, "voltage": 4.152, "channel_utilization": 21.265, "air_util_tx": 5.2815557, "uptime_seconds": 1210000 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e779694", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1220004857, "to": 4294967295, "id": 34559433, "rx_time": 1774647633, "rx_snr": 6.25, "rx_rssi": -47, "hop_limit": 6, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 92, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d38f9c66912150861152fdd84401db81eaa41258102a9402890ed49", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774647608, "device_metrics": { "battery_level": 97, "voltage": 4.152, "channel_utilization": 21.265, "air_util_tx": 5.2815557, "uptime_seconds": 1210000 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0d38f9c66912150861152fdd84401db81eaa41258102a9402890ed49
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
VE7DCX Repeater (7DCX) Primary 0.000s
Reference 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:33 UTC Current
VE7DCX Repeater (7DCX) -0.112s
Before 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) -0.090s
Before 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) -0.069s
Before 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) -0.048s
Before 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) -0.024s
Before 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) +0.054s
After 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) +0.077s
After 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) +0.103s
After 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) +0.127s
After 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) +0.151s
After 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) +0.175s
After 		-47.0 dBm 6.25 dB 1 5c v7vu MediumFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) +0.202s
After 		-47.0 dBm 6.25 dB 1 5c v7vu MediumFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) +0.239s
After 		-47.0 dBm 6.25 dB 1 5c v7vu MediumFast 2026-03-27 21:40:33 UTC View
VE7DCX Repeater (7DCX) +0.262s
After 		-47.0 dBm 6.25 dB 1 5c v7vu MediumFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.285s
After 		-47.0 dBm 6.25 dB 1 5c v7vu MediumFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.306s
After 		-47.0 dBm 6.25 dB 1 5c v7vu MediumFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.328s
After 		-47.0 dBm 6.25 dB 1 5c v7vu MediumFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.349s
After 		-47.0 dBm 6.25 dB 1 5c v7vu MediumFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.370s
After 		-47.0 dBm 6.25 dB 1 5c v7vu MediumFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.393s
After 		-47.0 dBm 6.25 dB 1 5c v7vu MediumFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.417s
After 		-47.0 dBm 6.25 dB 1 5c v7vu MediumFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.439s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.462s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.483s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.506s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.527s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.548s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.574s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.600s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.625s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.651s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.673s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortFast 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.697s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortTurbo 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.721s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortTurbo 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.749s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortTurbo 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.772s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortTurbo 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.797s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortTurbo 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.826s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortTurbo 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.852s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortTurbo 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.872s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortTurbo 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.893s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortTurbo 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.914s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortTurbo 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.934s
After 		-47.0 dBm 6.25 dB 1 5c v7vu ShortTurbo 2026-03-27 21:40:34 UTC View
VE7DCX Repeater (7DCX) +0.958s
After 		-47.0 dBm 6.25 dB 1 5c v7vu LongFast 2026-03-27 21:40:34 UTC View
45

Total Receptions

1

Unique Gateways