Packet #39634677 Success

POSITION_APP packet from CatsWold (CTSW) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 39634677
Mesh Packet ID: 0xca83250a
Used for correlation across gateways
Timestamp: 2026-05-16 15:25:30 UTC
From Node: CatsWold (CTSW)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: CatsWold (CTSW)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/5 hops
Start: 5, Limit: 5
Relay Node: 60 CTSW
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: POSITION_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Latitude:45.796557°
Longitude:-66.872934°
Altitude:201 m
Precision:13 bits
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:28 bytes
Gateway:!0e56a560
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:Unknown / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 3 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !0e56a560
Node ID format
channel_id MediumFast
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 240559456
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 28 bytes size
hop_limit 5
Remaining hops allowed
uint32
hop_start 5
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1778945128
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 10
Packet priority level
enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 96
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778945130.126722
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: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~2900.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !0e56a560
Position Precision: 13 bits (~2900.0m accuracy)
Position precision meters: 2900.0
Zero Hop Policy: Enabled
Direct gateway connection
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 45.7965568, "longitude": -66.8729344, "altitude": 201, "sats_in_view": null, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!0e56a560", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 240559456, "to": 4294967295, "id": 3397592330, "rx_time": 1778945128, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 5, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 96, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00004c1b15000024d818c90125688c086a28017800800100b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 457965568, "longitude_i": -668729344, "altitude": 201, "time": 1778945128, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (28 bytes)
0d00004c1b15000024d818c90125688c086a28017800800100b8010d
Hex Analysis:
Size:28 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
CatsWold (CTSW) Primary 0.000s
Reference
Unknown Unknown 0 60 CTSW MediumFast 2026-05-16 15:25:30 UTC Current
CatsWold (CTSW) -0.237s
Before
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:29 UTC View
CatsWold (CTSW) -0.225s
Before
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:29 UTC View
CatsWold (CTSW) -0.213s
Before
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:29 UTC View
CatsWold (CTSW) -0.200s
Before
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:29 UTC View
CatsWold (CTSW) -0.188s
Before
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:29 UTC View
CatsWold (CTSW) -0.176s
Before
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:29 UTC View
CatsWold (CTSW) -0.165s
Before
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:29 UTC View
CatsWold (CTSW) -0.153s
Before
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:29 UTC View
CatsWold (CTSW) -0.141s
Before
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:29 UTC View
CatsWold (CTSW) -0.130s
Before
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:29 UTC View
CatsWold (CTSW) -0.119s
Before
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) -0.108s
Before
Unknown Unknown 0 60 CTSW MediumFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) -0.097s
Before
Unknown Unknown 0 60 CTSW MediumFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) -0.086s
Before
Unknown Unknown 0 60 CTSW MediumFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) -0.075s
Before
Unknown Unknown 0 60 CTSW MediumFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) -0.060s
Before
Unknown Unknown 0 60 CTSW MediumFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) -0.049s
Before
Unknown Unknown 0 60 CTSW MediumFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) -0.037s
Before
Unknown Unknown 0 60 CTSW MediumFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) -0.024s
Before
Unknown Unknown 0 60 CTSW MediumFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) -0.012s
Before
Unknown Unknown 0 60 CTSW MediumFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.012s
After
Unknown Unknown 0 60 CTSW MediumFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.023s
After
Unknown Unknown 0 60 CTSW ShortFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.035s
After
Unknown Unknown 0 60 CTSW ShortFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.047s
After
Unknown Unknown 0 60 CTSW ShortFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.059s
After
Unknown Unknown 0 60 CTSW ShortFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.070s
After
Unknown Unknown 0 60 CTSW ShortFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.081s
After
Unknown Unknown 0 60 CTSW ShortFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.092s
After
Unknown Unknown 0 60 CTSW ShortFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.102s
After
Unknown Unknown 0 60 CTSW ShortFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.113s
After
Unknown Unknown 0 60 CTSW ShortFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.124s
After
Unknown Unknown 0 60 CTSW ShortFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.137s
After
Unknown Unknown 0 60 CTSW ShortFast 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.149s
After
Unknown Unknown 0 60 CTSW ShortTurbo 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.161s
After
Unknown Unknown 0 60 CTSW ShortTurbo 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.173s
After
Unknown Unknown 0 60 CTSW ShortTurbo 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.185s
After
Unknown Unknown 0 60 CTSW ShortTurbo 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.197s
After
Unknown Unknown 0 60 CTSW ShortTurbo 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.209s
After
Unknown Unknown 0 60 CTSW ShortTurbo 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.221s
After
Unknown Unknown 0 60 CTSW ShortTurbo 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.233s
After
Unknown Unknown 0 60 CTSW ShortTurbo 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.243s
After
Unknown Unknown 0 60 CTSW ShortTurbo 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.254s
After
Unknown Unknown 0 60 CTSW ShortTurbo 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.264s
After
Unknown Unknown 0 60 CTSW ShortTurbo 2026-05-16 15:25:30 UTC View
CatsWold (CTSW) +0.275s
After
Unknown Unknown 0 60 CTSW LongFast 2026-05-16 15:25:30 UTC View
45

Total Receptions

1

Unique Gateways