Packet #39466191 Success

TELEMETRY_APP packet from neotracker (ntrc) to !ffffffff

49
Total Receptions
5
Unique Gateways
4
Hop Count
17
Payload Bytes
Packet Information
Database ID: 39466191
Mesh Packet ID: 0xa6e49fbf
Used for correlation across gateways
Timestamp: 2026-05-16 06:31:30 UTC
From Node: neotracker (ntrc)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: Meshtastic 7c50 (7c50)
Channel: LongFast
RSSI: -118 dBm
SNR: -12.5 dBm
Hop Info: 4/7 hops
Start: 7, Limit: 3
Relay Node: 5b
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TELEMETRY_APP
Size: 17 bytes
Decoded: Yes
Decoded Data:
Environment Metrics:
Temperature:11.5°C
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:17 bytes
Gateway:!33677c50
Channel:LongFast
Payload Type:TELEMETRY_APP
Hop Count:4 / 7
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 !33677c50
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (17 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1878604709
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 67
TELEMETRY_APP
enum
decoded.payload_length 17 bytes size
hop_limit 3
Remaining hops allowed
uint32
hop_start 7
Initial hop limit
uint32
hops_taken 4
Calculated: hop_start - hop_limit
derived
rx_rssi -118.0 dBm
Signal strength at gateway
int32
rx_snr -12.50 dB
Signal quality at gateway
float
rx_time 1778913090
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 91
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778913090.9881997
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: !33677c50
Signal Metrics: RSSI: -118.0 dBm
SNR: -12.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:17 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1778913097, "environment_metrics": { "temperature": 11.54573, "lux": 0.0 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!33677c50", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1878604709, "to": 4294967295, "id": 2800000959, "rx_time": 1778913090, "rx_snr": -12.5, "rx_rssi": -118, "hop_limit": 3, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 91, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d490f086a1a0a0d4fbb38414d00000000", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1778913097, "environment_metrics": { "temperature": 11.54573, "lux": 0.0 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (17 bytes)
0d490f086a1a0a0d4fbb38414d00000000
Hex Analysis:
Size:17 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
Meshtastic 7c50 (7c50) Primary 0.000s
Reference
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:30 UTC Current
neoSG2 https://canadaverse.org/ (🎐) -7.140s
Before
-45.0 dBm 6.00 dB 0 a5 ntrc LongFast 2026-05-16 06:31:23 UTC View
VE3WNP-12 (WNP) -5.024s
Before
-74.0 dBm 5.50 dB 2 68 WNPr LongFast 2026-05-16 06:31:25 UTC View
Tagtastic (ld01) -4.625s
Before
-42.0 dBm 7.75 dB 2 30 LongFast 2026-05-16 06:31:26 UTC View
VE3WNP-11 (TGWN) -3.782s
Before
-117.0 dBm -6.25 dB 1 3d LongFast 2026-05-16 06:31:27 UTC View
Meshtastic 7c50 (7c50) -0.183s
Before
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:30 UTC View
Meshtastic 7c50 (7c50) -0.151s
Before
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:30 UTC View
Meshtastic 7c50 (7c50) -0.131s
Before
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:30 UTC View
Meshtastic 7c50 (7c50) -0.110s
Before
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:30 UTC View
Meshtastic 7c50 (7c50) -0.089s
Before
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:30 UTC View
Meshtastic 7c50 (7c50) -0.068s
Before
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:30 UTC View
Meshtastic 7c50 (7c50) -0.046s
Before
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:30 UTC View
Meshtastic 7c50 (7c50) -0.023s
Before
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:30 UTC View
Meshtastic 7c50 (7c50) +0.024s
After
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.045s
After
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.066s
After
-118.0 dBm -12.50 dB 4 5b MediumFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.087s
After
-118.0 dBm -12.50 dB 4 5b MediumFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.109s
After
-118.0 dBm -12.50 dB 4 5b MediumFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.129s
After
-118.0 dBm -12.50 dB 4 5b MediumFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.150s
After
-118.0 dBm -12.50 dB 4 5b MediumFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.171s
After
-118.0 dBm -12.50 dB 4 5b MediumFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.192s
After
-118.0 dBm -12.50 dB 4 5b MediumFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.225s
After
-118.0 dBm -12.50 dB 4 5b MediumFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.255s
After
-118.0 dBm -12.50 dB 4 5b MediumFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.282s
After
-118.0 dBm -12.50 dB 4 5b MediumFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.310s
After
-118.0 dBm -12.50 dB 4 5b MediumFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.336s
After
-118.0 dBm -12.50 dB 4 5b ShortFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.358s
After
-118.0 dBm -12.50 dB 4 5b ShortFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.384s
After
-118.0 dBm -12.50 dB 4 5b ShortFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.409s
After
-118.0 dBm -12.50 dB 4 5b ShortFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.437s
After
-118.0 dBm -12.50 dB 4 5b ShortFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.466s
After
-118.0 dBm -12.50 dB 4 5b ShortFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.499s
After
-118.0 dBm -12.50 dB 4 5b ShortFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.523s
After
-118.0 dBm -12.50 dB 4 5b ShortFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.551s
After
-118.0 dBm -12.50 dB 4 5b ShortFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.579s
After
-118.0 dBm -12.50 dB 4 5b ShortFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.607s
After
-118.0 dBm -12.50 dB 4 5b ShortFast 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.652s
After
-118.0 dBm -12.50 dB 4 5b ShortTurbo 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.678s
After
-118.0 dBm -12.50 dB 4 5b ShortTurbo 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.709s
After
-118.0 dBm -12.50 dB 4 5b ShortTurbo 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.734s
After
-118.0 dBm -12.50 dB 4 5b ShortTurbo 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.759s
After
-118.0 dBm -12.50 dB 4 5b ShortTurbo 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.786s
After
-118.0 dBm -12.50 dB 4 5b ShortTurbo 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.813s
After
-118.0 dBm -12.50 dB 4 5b ShortTurbo 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.842s
After
-118.0 dBm -12.50 dB 4 5b ShortTurbo 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.869s
After
-118.0 dBm -12.50 dB 4 5b ShortTurbo 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.894s
After
-118.0 dBm -12.50 dB 4 5b ShortTurbo 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.919s
After
-118.0 dBm -12.50 dB 4 5b ShortTurbo 2026-05-16 06:31:31 UTC View
Meshtastic 7c50 (7c50) +0.945s
After
-118.0 dBm -12.50 dB 4 5b LongFast 2026-05-16 06:31:31 UTC View
49

Total Receptions

5

Unique Gateways