Packet #39475261 Success

TELEMETRY_APP packet from VE7NA MtBenson-LF MediumSlow! Join us! (NALF) to !ffffffff

45
Total Receptions
1
Unique Gateways
2
Hop Count
27
Payload Bytes
Packet Information
Database ID: 39475261
Mesh Packet ID: 0x1cb09833
Used for correlation across gateways
Timestamp: 2026-05-16 06:51:32 UTC
From Node: VE7NA MtBenson-LF MediumSlow! Join us! (NALF)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: lizfort joyce-collingwood (lfjc)
Channel: LongFast
RSSI: -81 dBm
SNR: -8.0 dBm
Hop Info: 2/5 hops
Start: 5, Limit: 3
Relay Node: fc VC1
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: TELEMETRY_APP
Size: 27 bytes
Decoded: Yes
Decoded Data:
Environment Metrics:
Temperature:2.1°C
Humidity:46.7%
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:27 bytes
Gateway:!73ab1026
Channel:LongFast
Payload Type:TELEMETRY_APP
Hop Count:2 / 5
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 !73ab1026
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1256537236
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 67
TELEMETRY_APP
enum
decoded.payload_length 27 bytes size
hop_limit 3
Remaining hops allowed
uint32
hop_start 5
Initial hop limit
uint32
hops_taken 2
Calculated: hop_start - hop_limit
derived
rx_rssi -81.0 dBm
Signal strength at gateway
int32
rx_snr -8.00 dB
Signal quality at gateway
float
rx_time 1778914291
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 252
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778914292.9651184
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 (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !73ab1026
Signal Metrics: RSSI: -81.0 dBm
SNR: -8.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:27 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1778914191, "environment_metrics": { "temperature": 2.1, "relative_humidity": 46.66, "voltage": 4.188, "current": -11.1 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!73ab1026", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1256537236, "to": 4294967295, "id": 481335347, "rx_time": 1778914291, "rx_snr": -8.0, "rx_rssi": -81, "hop_limit": 3, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 252, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d8f13086a1a140d6666064015d7a33a422d19048640359a9931c1", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1778914191, "environment_metrics": { "temperature": 2.1, "relative_humidity": 46.66, "voltage": 4.188, "current": -11.1 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (27 bytes)
0d8f13086a1a140d6666064015d7a33a422d19048640359a9931c1
Hex Analysis:
Size:27 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
lizfort joyce-collingwood (lfjc) Primary 0.000s
Reference
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:32 UTC Current
lizfort joyce-collingwood (lfjc) -0.023s
Before
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:32 UTC View
lizfort joyce-collingwood (lfjc) +0.022s
After
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:32 UTC View
lizfort joyce-collingwood (lfjc) +0.047s
After
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.068s
After
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.089s
After
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.113s
After
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.137s
After
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.160s
After
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.183s
After
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.205s
After
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.226s
After
-81.0 dBm -8.00 dB 2 fc VC1 MediumFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.247s
After
-81.0 dBm -8.00 dB 2 fc VC1 MediumFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.268s
After
-81.0 dBm -8.00 dB 2 fc VC1 MediumFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.292s
After
-81.0 dBm -8.00 dB 2 fc VC1 MediumFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.315s
After
-81.0 dBm -8.00 dB 2 fc VC1 MediumFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.338s
After
-81.0 dBm -8.00 dB 2 fc VC1 MediumFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.361s
After
-81.0 dBm -8.00 dB 2 fc VC1 MediumFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.382s
After
-81.0 dBm -8.00 dB 2 fc VC1 MediumFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.403s
After
-81.0 dBm -8.00 dB 2 fc VC1 MediumFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.424s
After
-81.0 dBm -8.00 dB 2 fc VC1 MediumFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.445s
After
-81.0 dBm -8.00 dB 2 fc VC1 MediumFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.469s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.493s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.516s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.538s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.560s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.580s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.601s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.622s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.656s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.698s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.720s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortFast 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.742s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortTurbo 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.762s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortTurbo 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.783s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortTurbo 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.806s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortTurbo 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.829s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortTurbo 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.853s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortTurbo 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.876s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortTurbo 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.898s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortTurbo 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.920s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortTurbo 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.941s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortTurbo 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.963s
After
-81.0 dBm -8.00 dB 2 fc VC1 ShortTurbo 2026-05-16 06:51:33 UTC View
lizfort joyce-collingwood (lfjc) +0.984s
After
-81.0 dBm -8.00 dB 2 fc VC1 LongFast 2026-05-16 06:51:33 UTC View
45

Total Receptions

1

Unique Gateways