Packet #39431055 Success

TELEMETRY_APP packet from Meshtorstic 2a46 (2a46) to !ffffffff

45
Total Receptions
1
Unique Gateways
5
Hop Count
22
Payload Bytes
Packet Information
Database ID: 39431055
Mesh Packet ID: 0x3a79e987
Used for correlation across gateways
Timestamp: 2026-05-16 04:15:21 UTC
From Node: Meshtorstic 2a46 (2a46)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: FourSisters (4sis)
Channel: ShortFast
RSSI: -105 dBm
SNR: -1.25 dBm
Hop Info: 5/5 hops
Start: 5, Limit: 0
Relay Node: 63
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TELEMETRY_APP
Size: 22 bytes
Decoded: Yes
Decoded Data:
Environment Metrics:
Temperature:9.6°C
Humidity:21.5%
Pressure:1016.3 hPa
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:22 bytes
Gateway:!a0cb14e8
Channel:ShortFast
Payload Type:TELEMETRY_APP
Hop Count:5 / 5
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 !a0cb14e8
Node ID format
channel_id ShortFast
packet MeshPacket (22 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1096362566
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 67
TELEMETRY_APP
enum
decoded.payload_length 22 bytes size
hop_limit Not set uint32
hop_start 5
Initial hop limit
uint32
hops_taken 5
Calculated: hop_start - hop_limit
derived
rx_rssi -105.0 dBm
Signal strength at gateway
int32
rx_snr -1.25 dB
Signal quality at gateway
float
rx_time 1778904915
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 99
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778904921.1301193
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 (5 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a0cb14e8
Signal Metrics: RSSI: -105.0 dBm
SNR: -1.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:22 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1778895272, "environment_metrics": { "temperature": 9.63, "relative_humidity": 21.482422, "barometric_pressure": 1016.3465 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cb14e8", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1096362566, "to": 4294967295, "id": 981068167, "rx_time": 1778904915, "rx_snr": -1.25, "rx_rssi": -105, "hop_limit": 0, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 99, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0da8c9076a1a0f0d7b141a411500dcab411d2d167e44", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1778895272, "environment_metrics": { "temperature": 9.63, "relative_humidity": 21.482422, "barometric_pressure": 1016.3465 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (22 bytes)
0da8c9076a1a0f0d7b141a411500dcab411d2d167e44
Hex Analysis:
Size:22 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
FourSisters (4sis) Primary 0.000s
Reference
-105.0 dBm -1.25 dB 5 63 ShortFast 2026-05-16 04:15:21 UTC Current
FourSisters (4sis) -0.624s
Before
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.595s
Before
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.569s
Before
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.547s
Before
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.527s
Before
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.499s
Before
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.478s
Before
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.454s
Before
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.429s
Before
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.407s
Before
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.384s
Before
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.356s
Before
-105.0 dBm -1.25 dB 5 63 MediumFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.336s
Before
-105.0 dBm -1.25 dB 5 63 MediumFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.314s
Before
-105.0 dBm -1.25 dB 5 63 MediumFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.294s
Before
-105.0 dBm -1.25 dB 5 63 MediumFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.273s
Before
-105.0 dBm -1.25 dB 5 63 MediumFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.250s
Before
-105.0 dBm -1.25 dB 5 63 MediumFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.228s
Before
-105.0 dBm -1.25 dB 5 63 MediumFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.206s
Before
-105.0 dBm -1.25 dB 5 63 MediumFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.182s
Before
-105.0 dBm -1.25 dB 5 63 MediumFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.162s
Before
-105.0 dBm -1.25 dB 5 63 MediumFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.142s
Before
-105.0 dBm -1.25 dB 5 63 MediumFast 2026-05-16 04:15:20 UTC View
FourSisters (4sis) -0.122s
Before
-105.0 dBm -1.25 dB 5 63 ShortFast 2026-05-16 04:15:21 UTC View
FourSisters (4sis) -0.099s
Before
-105.0 dBm -1.25 dB 5 63 ShortFast 2026-05-16 04:15:21 UTC View
FourSisters (4sis) -0.070s
Before
-105.0 dBm -1.25 dB 5 63 ShortFast 2026-05-16 04:15:21 UTC View
FourSisters (4sis) -0.044s
Before
-105.0 dBm -1.25 dB 5 63 ShortFast 2026-05-16 04:15:21 UTC View
FourSisters (4sis) -0.021s
Before
-105.0 dBm -1.25 dB 5 63 ShortFast 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.020s
After
-105.0 dBm -1.25 dB 5 63 ShortFast 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.040s
After
-105.0 dBm -1.25 dB 5 63 ShortFast 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.062s
After
-105.0 dBm -1.25 dB 5 63 ShortFast 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.083s
After
-105.0 dBm -1.25 dB 5 63 ShortFast 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.107s
After
-105.0 dBm -1.25 dB 5 63 ShortFast 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.129s
After
-105.0 dBm -1.25 dB 5 63 ShortTurbo 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.151s
After
-105.0 dBm -1.25 dB 5 63 ShortTurbo 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.173s
After
-105.0 dBm -1.25 dB 5 63 ShortTurbo 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.193s
After
-105.0 dBm -1.25 dB 5 63 ShortTurbo 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.215s
After
-105.0 dBm -1.25 dB 5 63 ShortTurbo 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.235s
After
-105.0 dBm -1.25 dB 5 63 ShortTurbo 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.257s
After
-105.0 dBm -1.25 dB 5 63 ShortTurbo 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.281s
After
-105.0 dBm -1.25 dB 5 63 ShortTurbo 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.305s
After
-105.0 dBm -1.25 dB 5 63 ShortTurbo 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.327s
After
-105.0 dBm -1.25 dB 5 63 ShortTurbo 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.351s
After
-105.0 dBm -1.25 dB 5 63 ShortTurbo 2026-05-16 04:15:21 UTC View
FourSisters (4sis) +0.372s
After
-105.0 dBm -1.25 dB 5 63 LongFast 2026-05-16 04:15:21 UTC View
45

Total Receptions

1

Unique Gateways