Packet #39482325 Success

TELEMETRY_APP packet from !db2fb634 to !ffffffff

45
Total Receptions
1
Unique Gateways
4
Hop Count
29
Payload Bytes
Packet Information
Database ID: 39482325
Mesh Packet ID: 0xa91f27ed
Used for correlation across gateways
Timestamp: 2026-05-16 07:18:59 UTC
From Node: !db2fb634 (b634)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Tracer-Mesh-bd1c (bd1c)
Channel: ShortFast
RSSI: -86 dBm
SNR: -7.75 dBm
Hop Info: 4/6 hops
Start: 6, Limit: 2
Relay Node: c4
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TELEMETRY_APP
Size: 29 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:95%
Voltage:4.12 V
Channel Usage:3.7%
Air Util TX:0.4%
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:29 bytes
Gateway:!9ea0bd1c
Channel:ShortFast
Payload Type:TELEMETRY_APP
Hop Count:4 / 6
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 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 !9ea0bd1c
Node ID format
channel_id ShortFast
packet MeshPacket (29 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3677337140
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 67
TELEMETRY_APP
enum
decoded.payload_length 29 bytes size
hop_limit 2
Remaining hops allowed
uint32
hop_start 6
Initial hop limit
uint32
hops_taken 4
Calculated: hop_start - hop_limit
derived
rx_rssi -86.0 dBm
Signal strength at gateway
int32
rx_snr -7.75 dB
Signal quality at gateway
float
rx_time 1778915919
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 196
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778915939.8848448
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:
  • ⚠ 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: !9ea0bd1c
Signal Metrics: RSSI: -86.0 dBm
SNR: -7.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:29 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1778915866, "device_metrics": { "battery_level": 95, "voltage": 4.123, "channel_utilization": 3.6666665, "air_util_tx": 0.44980556, "uptime_seconds": 3057187 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9ea0bd1c", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3677337140, "to": 4294967295, "id": 2837391341, "rx_time": 1778915919, "rx_snr": -7.75, "rx_rssi": -86, "hop_limit": 2, "hop_start": 6, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 196, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d1a1a086a1216085f159eef83401daaaa6a4025ea4ce63e28a3ccba01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1778915866, "device_metrics": { "battery_level": 95, "voltage": 4.123, "channel_utilization": 3.6666665, "air_util_tx": 0.44980556, "uptime_seconds": 3057187 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (29 bytes)
0d1a1a086a1216085f159eef83401daaaa6a4025ea4ce63e28a3ccba01
Hex Analysis:
Size:29 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
Tracer-Mesh-bd1c (bd1c) Primary 0.000s
Reference
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC Current
Tracer-Mesh-bd1c (bd1c) -0.550s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.525s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.504s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.481s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.457s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.434s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.412s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.391s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.371s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.350s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.328s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.305s
Before
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.282s
Before
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.259s
Before
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.237s
Before
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.216s
Before
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.195s
Before
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.175s
Before
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.153s
Before
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.130s
Before
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.107s
Before
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.084s
Before
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.062s
Before
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.041s
Before
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.021s
Before
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.022s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.046s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.069s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.092s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.114s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.135s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.161s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.183s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.206s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.229s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.251s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.274s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.294s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.315s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.336s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.358s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.382s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.406s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.429s
After
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:19:00 UTC View
45

Total Receptions

1

Unique Gateways