Packet #39473753 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: 39473753
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 1778914101.7233176
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) -12.371s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:09 UTC View
FourSisters (4sis) -3.627s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:18 UTC View
FourSisters (4sis) -3.581s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:18 UTC View
FourSisters (4sis) -3.265s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:18 UTC View
FourSisters (4sis) -2.541s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:19 UTC View
FourSisters (4sis) -2.518s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:19 UTC View
FourSisters (4sis) -2.408s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:19 UTC View
FourSisters (4sis) -0.679s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) -0.240s
Before
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) +0.023s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) +0.048s
After
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) +0.074s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) +0.229s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:21 UTC View
FourSisters (4sis) +0.292s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +0.328s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +0.410s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +0.545s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +0.615s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +0.665s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +0.690s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +0.818s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +0.893s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.027s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.111s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.134s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.157s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.168s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.230s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.269s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:22 UTC View
FourSisters (4sis) +1.362s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:23 UTC View
FourSisters (4sis) +1.374s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:23 UTC View
FourSisters (4sis) +1.423s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:23 UTC View
FourSisters (4sis) +1.779s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:23 UTC View
FourSisters (4sis) +1.852s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:23 UTC View
FourSisters (4sis) +2.407s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +2.431s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +2.642s
After
Unknown Unknown 0 e8 4sis MediumFast 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +2.727s
After
Unknown Unknown 0 e8 4sis ShortFast 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +2.896s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +3.020s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:24 UTC View
FourSisters (4sis) +3.532s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:25 UTC View
FourSisters (4sis) +3.843s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:25 UTC View
FourSisters (4sis) +3.921s
After
Unknown Unknown 0 e8 4sis ShortTurbo 2026-05-16 06:48:25 UTC View
FourSisters (4sis) +3.963s
After
Unknown Unknown 0 e8 4sis LongFast 2026-05-16 06:48:25 UTC View
45

Total Receptions

1

Unique Gateways