Packet #17810217 Success

TELEMETRY_APP packet from K7DVS Repeater🇺🇸🇨🇦 (7DVS) to !ffffffff

45
Total Receptions
1
Unique Gateways
1
Hop Count
28
Payload Bytes
Packet Information
Database ID: 17810217
Mesh Packet ID: 0x9122ebdc
Used for correlation across gateways
Timestamp: 2026-03-27 10:12:51 UTC
From Node: K7DVS Repeater🇺🇸🇨🇦 (7DVS)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: VE7DCX Repeater (7DCX)
Channel: ShortFast
RSSI: -98 dBm
SNR: -1.5 dBm
Hop Info: 1/7 hops
Start: 7, Limit: 6
Relay Node: f9 7MRP
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:84%
Voltage:4.02 V
Channel Usage:2.6%
Air Util TX:0.1%
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:ShortFast
Payload Type:TELEMETRY_APP
Hop Count:1 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 1 more...
Exposure Risks:
âš  Visible to all nodes on channel
âš  Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e779694
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 3472596874
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 -98.0 dBm
Signal strength at gateway
int32
rx_snr -1.50 dB
Signal quality at gateway
float
rx_time 1774606366
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 249
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774606371.0807896
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
Exposure Risks:
  • âš  Visible to all nodes on channel
  • âš  Packet visible to MQTT subscribers
  • âš  Multi-hop path visible (1 hops)
  • âš  RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9e779694
Signal Metrics: RSSI: -98.0 dBm
SNR: -1.50 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": 1774606316, "device_metrics": { "battery_level": 84, "voltage": 4.017, "channel_utilization": 2.6416667, "air_util_tx": 0.092138894, "uptime_seconds": 1684962 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e779694", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3472596874, "to": 4294967295, "id": 2434984924, "rx_time": 1774606366, "rx_snr": -1.5, "rx_rssi": -98, "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": 249, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0dec57c6691215085415448b80401d111129402551b3bc3d28e2eb66", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774606316, "device_metrics": { "battery_level": 84, "voltage": 4.017, "channel_utilization": 2.6416667, "air_util_tx": 0.092138894, "uptime_seconds": 1684962 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (28 bytes)
0dec57c6691215085415448b80401d111129402551b3bc3d28e2eb66
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
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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
-98.0 dBm -1.50 dB 1 f9 7MRP ShortFast 2026-03-27 10:12:51 UTC Current
VE7DCX Repeater (7DCX) -0.650s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.617s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.585s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.558s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.537s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.516s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.492s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.470s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.447s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.423s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.402s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.380s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP MediumFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.359s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP MediumFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.338s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP MediumFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.315s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP MediumFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.291s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP MediumFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.267s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP MediumFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.244s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP MediumFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.222s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP MediumFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.201s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP MediumFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.180s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP MediumFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.159s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP MediumFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.135s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP ShortFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.110s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP ShortFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.087s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP ShortFast 2026-03-27 10:12:50 UTC View
VE7DCX Repeater (7DCX) -0.064s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP ShortFast 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) -0.043s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP ShortFast 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) -0.022s
Before
-98.0 dBm -1.50 dB 1 f9 7MRP ShortFast 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.021s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortFast 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.045s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortFast 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.069s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortFast 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.092s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortFast 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.116s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortTurbo 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.144s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortTurbo 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.171s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortTurbo 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.192s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortTurbo 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.213s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortTurbo 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.237s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortTurbo 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.261s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortTurbo 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.284s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortTurbo 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.307s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortTurbo 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.328s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortTurbo 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.350s
After
-98.0 dBm -1.50 dB 1 f9 7MRP ShortTurbo 2026-03-27 10:12:51 UTC View
VE7DCX Repeater (7DCX) +0.371s
After
-98.0 dBm -1.50 dB 1 f9 7MRP LongFast 2026-03-27 10:12:51 UTC View
45

Total Receptions

1

Unique Gateways