Packet #39473696 Success

POSITION_APP packet from FourSisters (4sis) to not a toaster (daw)

45
Total Receptions
1
Unique Gateways
0
Hop Count
25
Payload Bytes
Packet Information
Database ID: 39473696
Mesh Packet ID: 0x1ea49883
Used for correlation across gateways
Timestamp: 2026-05-16 06:48:21 UTC
From Node: FourSisters (4sis)
To Node: not a toaster (daw)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: FourSisters (4sis)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: e8 4sis
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: 25 bytes
Decoded: Yes
Decoded Data:
Latitude:49.283499°
Longitude:-123.100690°
Altitude:24 m
Precision:32 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:25 bytes
Gateway:!a0cb14e8
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a0cb14e8
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (25 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2697663720
Source node ID
uint32
to 2571147703
Target node ID
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 25 bytes size
hop_limit 2
Remaining hops allowed
uint32
hop_start 2
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 1778914042
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 70
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 232
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778914101.04434
Unix timestamp
uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
MQTT-Specific Fields
Gateway ID: !a0cb14e8
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
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:25 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 49.2834986, "longitude": -123.10069, "altitude": 24, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cb14e8", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2697663720, "to": 2571147703, "id": 514103427, "rx_time": 1778914042, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": false, "want_ack": false, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 232, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0daa10601d154c53a0b6181828017800800100b00101b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 492834986, "longitude_i": -1231006900, "altitude": 24, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "seq_number": 1, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (25 bytes)
0daa10601d154c53a0b6181828017800800100b00101b80120
Hex Analysis:
Size:25 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
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:21 UTC Current
FourSisters (4sis) -11.692s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:09 UTC View
FourSisters (4sis) -2.948s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:18 UTC View
FourSisters (4sis) -2.902s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:18 UTC View
FourSisters (4sis) -2.586s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:18 UTC View
FourSisters (4sis) -1.862s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:19 UTC View
FourSisters (4sis) -1.839s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:19 UTC View
FourSisters (4sis) -1.729s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:19 UTC View
FourSisters (4sis) +0.439s
After
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) +0.679s
After
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) +0.702s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) +0.727s
After
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) +0.753s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) +0.908s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) +0.971s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.007s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.089s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.224s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.294s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.344s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.369s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.497s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.572s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.706s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.790s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.813s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.836s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.847s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.909s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.948s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +2.041s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:23 UTC View
FourSisters (4sis) +2.053s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:23 UTC View
FourSisters (4sis) +2.102s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:23 UTC View
FourSisters (4sis) +2.457s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:23 UTC View
FourSisters (4sis) +2.531s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:23 UTC View
FourSisters (4sis) +3.086s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +3.110s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +3.321s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +3.406s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +3.575s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +3.699s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +4.210s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:25 UTC View
FourSisters (4sis) +4.522s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:25 UTC View
FourSisters (4sis) +4.600s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:25 UTC View
FourSisters (4sis) +4.642s
After
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:25 UTC View
45

Total Receptions

1

Unique Gateways