Packet #17714460 Success

POSITION_APP packet from Crestwood (Crst) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
23
Payload Bytes
Packet Information
Database ID: 17714460
Mesh Packet ID: 0x037bfb3d
Used for correlation across gateways
Timestamp: 2026-03-27 05:19:37 UTC
From Node: Crestwood (Crst)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Crestwood (Crst)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: None
Payload Data
Protocol: POSITION_APP
Size: 23 bytes
Decoded: Yes
Decoded Data:
Latitude:42.950268°
Longitude:-81.316964°
Altitude:300 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:23 bytes
Gateway:!433c6b10
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !433c6b10
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (23 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1128033040
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 23 bytes size
hop_limit 3
Remaining hops allowed
uint32
hop_start 3
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 1774588777
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 Not set uint32
tx_after Not set uint32
timestamp 1774588777.6778958
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
MQTT-Specific Fields
Gateway ID: !433c6b10
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:23 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 42.950268, "longitude": -81.316964, "altitude": 300, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!433c6b10", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1128033040, "to": 4294967295, "id": 58456893, "rx_time": 1774588777, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0dd8b0991915180488cf18ac02256913c6692801b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 429502680, "longitude_i": -813169640, "altitude": 300, "time": 1774588777, "location_source": "LOC_MANUAL", "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (23 bytes)
0dd8b0991915180488cf18ac02256913c6692801b80120
Hex Analysis:
Size:23 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
Crestwood (Crst) Primary 0.000s
Reference
Unknown Unknown 0 - LongFast 2026-03-27 05:19:37 UTC Current
Crestwood (Crst) -0.038s
Before
Unknown Unknown 0 - LongFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) -0.011s
Before
Unknown Unknown 0 - LongFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.015s
After
Unknown Unknown 0 - LongFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.024s
After
Unknown Unknown 0 - LongFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.040s
After
Unknown Unknown 0 - LongFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.059s
After
Unknown Unknown 0 - LongFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.071s
After
Unknown Unknown 0 - LongFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.083s
After
Unknown Unknown 0 - LongFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.095s
After
Unknown Unknown 0 - LongFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.106s
After
Unknown Unknown 0 - LongFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.118s
After
Unknown Unknown 0 - MediumFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.129s
After
Unknown Unknown 0 - MediumFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.140s
After
Unknown Unknown 0 - MediumFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.151s
After
Unknown Unknown 0 - MediumFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.161s
After
Unknown Unknown 0 - MediumFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.172s
After
Unknown Unknown 0 - MediumFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.182s
After
Unknown Unknown 0 - MediumFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.192s
After
Unknown Unknown 0 - MediumFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.202s
After
Unknown Unknown 0 - MediumFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.212s
After
Unknown Unknown 0 - MediumFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.222s
After
Unknown Unknown 0 - MediumFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.233s
After
Unknown Unknown 0 - ShortFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.246s
After
Unknown Unknown 0 - ShortFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.257s
After
Unknown Unknown 0 - ShortFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.269s
After
Unknown Unknown 0 - ShortFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.280s
After
Unknown Unknown 0 - ShortFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.291s
After
Unknown Unknown 0 - ShortFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.303s
After
Unknown Unknown 0 - ShortFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.320s
After
Unknown Unknown 0 - ShortFast 2026-03-27 05:19:37 UTC View
Crestwood (Crst) +0.330s
After
Unknown Unknown 0 - ShortFast 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.340s
After
Unknown Unknown 0 - ShortFast 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.351s
After
Unknown Unknown 0 - ShortFast 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.362s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.373s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.384s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.394s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.404s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.416s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.428s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.439s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.451s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.463s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.474s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 05:19:38 UTC View
Crestwood (Crst) +0.490s
After
Unknown Unknown 0 - LongFast 2026-03-27 05:19:38 UTC View
45

Total Receptions

1

Unique Gateways