Packet #39482306 Success

TELEMETRY_APP packet from !db2fb634 to !ffffffff

45
Total Receptions
1
Unique Gateways
4
Hop Count
29
Payload Bytes
Packet Information
Database ID: 39482306
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: LongFast
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:LongFast
Payload Type:TELEMETRY_APP
Hop Count:4 / 6
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 !9ea0bd1c
Node ID format
channel_id LongFast
Default public channel
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 1778915939.4726992
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 (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": "LongFast", "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
Loading...

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 LongFast 2026-05-16 07:18:59 UTC Current
Tracer-Mesh-bd1c (bd1c) -0.138s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.113s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.092s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.068s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.045s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) -0.022s
Before
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.021s
After
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.041s
After
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.062s
After
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.084s
After
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.107s
After
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.130s
After
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.154s
After
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.176s
After
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.196s
After
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.217s
After
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.237s
After
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.259s
After
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.282s
After
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.305s
After
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.328s
After
-86.0 dBm -7.75 dB 4 c4 MediumFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.351s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.371s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.391s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.412s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.434s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.458s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.481s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.504s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.526s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:18:59 UTC View
Tracer-Mesh-bd1c (bd1c) +0.547s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.573s
After
-86.0 dBm -7.75 dB 4 c4 ShortFast 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.595s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.618s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.641s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.664s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.686s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.707s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.727s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.748s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.770s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.794s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.818s
After
-86.0 dBm -7.75 dB 4 c4 ShortTurbo 2026-05-16 07:19:00 UTC View
Tracer-Mesh-bd1c (bd1c) +0.841s
After
-86.0 dBm -7.75 dB 4 c4 LongFast 2026-05-16 07:19:00 UTC View
45

Total Receptions

1

Unique Gateways