Packet #17811434 Success

TELEMETRY_APP packet from Meshtastic 5b2c (5b2c) to !ffffffff

45
Total Receptions
1
Unique Gateways
3
Hop Count
26
Payload Bytes
Packet Information
Database ID: 17811434
Mesh Packet ID: 0xfeff8ae9
Used for correlation across gateways
Timestamp: 2026-03-27 10:15:20 UTC
From Node: Meshtastic 5b2c (5b2c)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: DIR Rooftop (DIR)
Channel: ShortTurbo
RSSI: -88 dBm
SNR: -18.25 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Relay Node: 8f
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TELEMETRY_APP
Size: 26 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:-0.00 V
Channel Usage:2.7%
Air Util TX:0.0%
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:26 bytes
Gateway:!6985083c
Channel:ShortTurbo
Payload Type:TELEMETRY_APP
Hop Count:3 / 3
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 !6985083c
Node ID format
channel_id ShortTurbo
packet MeshPacket (26 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3667745580
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 67
TELEMETRY_APP
enum
decoded.payload_length 26 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit
uint32
hops_taken 3
Calculated: hop_start - hop_limit
derived
rx_rssi -88.0 dBm
Signal strength at gateway
int32
rx_snr -18.25 dB
Signal quality at gateway
float
rx_time 1774606520
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 1774606520.7638528
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 (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !6985083c
Signal Metrics: RSSI: -88.0 dBm
SNR: -18.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:26 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1774606504, "device_metrics": { "battery_level": 101, "voltage": -0.001, "channel_utilization": 2.685, "air_util_tx": 0.04475, "uptime_seconds": 61 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!6985083c", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3667745580, "to": 4294967295, "id": 4278160105, "rx_time": 1774606520, "rx_snr": -18.25, "rx_rssi": -88, "hop_limit": 0, "hop_start": 3, "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": "0da858c66912130865156f1283ba1d0ad72b4025c74b373d283d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774606504, "device_metrics": { "battery_level": 101, "voltage": -0.001, "channel_utilization": 2.685, "air_util_tx": 0.04475, "uptime_seconds": 61 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (26 bytes)
0da858c66912130865156f1283ba1d0ad72b4025c74b373d283d
Hex Analysis:
Size:26 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
DIR Rooftop (DIR) Primary 0.000s
Reference
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC Current
DIR Rooftop (DIR) -0.797s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:19 UTC View
DIR Rooftop (DIR) -0.770s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:19 UTC View
DIR Rooftop (DIR) -0.739s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.701s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.678s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.656s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.635s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.613s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.592s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.568s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.544s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.520s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.497s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.475s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.454s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.433s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.411s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.387s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.363s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.340s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.316s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.294s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.273s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.251s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.230s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.206s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.182s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.158s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.135s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.113s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.091s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.070s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.048s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.024s
Before
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.023s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.046s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.068s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.090s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.111s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.132s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.157s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.181s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.204s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.228s
After
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
45

Total Receptions

1

Unique Gateways