Packet #17807634 Success

POSITION_APP packet from Crestwood (Crst) to kwarc.org c908 (KWC)

45
Total Receptions
1
Unique Gateways
0
Hop Count
23
Payload Bytes
Packet Information
Database ID: 17807634
Mesh Packet ID: 0x43caab55
Used for correlation across gateways
Timestamp: 2026-03-27 10:11:00 UTC
From Node: Crestwood (Crst)
To Node: kwarc.org c908 (KWC)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Crestwood (Crst)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
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:MediumFast
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
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Full GPS precision shared
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !433c6b10
Node ID format
channel_id MediumFast
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 3812346120
Target node ID
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 23 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 1774606233
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 Not set uint32
tx_after Not set uint32
timestamp 1774606260.3712423
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
  • ✓ Custom channel: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ 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": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1128033040, "to": 3812346120, "id": 1137355605, "rx_time": 1774606233, "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": 0, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0dd8b0991915180488cf18ac02259957c6692801b80120", "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": 1774606233, "location_source": "LOC_MANUAL", "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (23 bytes)
0dd8b0991915180488cf18ac02259957c6692801b80120
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
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
Crestwood (Crst) Primary 0.000s
Reference
Unknown Unknown 0 - MediumFast 2026-03-27 10:11:00 UTC Current
Crestwood (Crst) -12.154s
Before
Unknown Unknown 0 - LongFast 2026-03-27 10:10:48 UTC View
Crestwood (Crst) -1.277s
Before
Unknown Unknown 0 - LongFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -1.265s
Before
Unknown Unknown 0 - LongFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -1.218s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -1.089s
Before
Unknown Unknown 0 - LongFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -1.052s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -1.041s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -0.962s
Before
Unknown Unknown 0 - LongFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -0.950s
Before
Unknown Unknown 0 - LongFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -0.812s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -0.736s
Before
Unknown Unknown 0 - LongFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -0.583s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -0.498s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -0.427s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 10:10:59 UTC View
Crestwood (Crst) -0.278s
Before
Unknown Unknown 0 - LongFast 2026-03-27 10:11:00 UTC View
Crestwood (Crst) -0.222s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 10:11:00 UTC View
Crestwood (Crst) -0.163s
Before
Unknown Unknown 0 - LongFast 2026-03-27 10:11:00 UTC View
Crestwood (Crst) -0.066s
Before
Unknown Unknown 0 - MediumFast 2026-03-27 10:11:00 UTC View
Crestwood (Crst) -0.055s
Before
Unknown Unknown 0 - LongFast 2026-03-27 10:11:00 UTC View
Crestwood (Crst) +0.144s
After
Unknown Unknown 0 - MediumFast 2026-03-27 10:11:00 UTC View
Crestwood (Crst) +0.403s
After
Unknown Unknown 0 - LongFast 2026-03-27 10:11:00 UTC View
Crestwood (Crst) +0.610s
After
Unknown Unknown 0 - ShortFast 2026-03-27 10:11:00 UTC View
Crestwood (Crst) +0.647s
After
Unknown Unknown 0 - ShortFast 2026-03-27 10:11:01 UTC View
Crestwood (Crst) +0.682s
After
Unknown Unknown 0 - ShortFast 2026-03-27 10:11:01 UTC View
Crestwood (Crst) +0.693s
After
Unknown Unknown 0 - ShortFast 2026-03-27 10:11:01 UTC View
Crestwood (Crst) +0.704s
After
Unknown Unknown 0 - ShortFast 2026-03-27 10:11:01 UTC View
Crestwood (Crst) +0.716s
After
Unknown Unknown 0 - ShortFast 2026-03-27 10:11:01 UTC View
Crestwood (Crst) +0.738s
After
Unknown Unknown 0 - ShortFast 2026-03-27 10:11:01 UTC View
Crestwood (Crst) +0.762s
After
Unknown Unknown 0 - ShortFast 2026-03-27 10:11:01 UTC View
Crestwood (Crst) +0.898s
After
Unknown Unknown 0 - ShortFast 2026-03-27 10:11:01 UTC View
Crestwood (Crst) +1.065s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 10:11:01 UTC View
Crestwood (Crst) +1.098s
After
Unknown Unknown 0 - ShortFast 2026-03-27 10:11:01 UTC View
Crestwood (Crst) +1.860s
After
Unknown Unknown 0 - ShortFast 2026-03-27 10:11:02 UTC View
Crestwood (Crst) +2.026s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 10:11:02 UTC View
Crestwood (Crst) +2.049s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 10:11:02 UTC View
Crestwood (Crst) +2.098s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 10:11:02 UTC View
Crestwood (Crst) +2.184s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 10:11:02 UTC View
Crestwood (Crst) +2.221s
After
Unknown Unknown 0 - LongFast 2026-03-27 10:11:02 UTC View
Crestwood (Crst) +2.277s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 10:11:02 UTC View
Crestwood (Crst) +2.552s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 10:11:02 UTC View
Crestwood (Crst) +2.623s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 10:11:02 UTC View
Crestwood (Crst) +2.741s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 10:11:03 UTC View
Crestwood (Crst) +2.834s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 10:11:03 UTC View
Crestwood (Crst) +3.040s
After
Unknown Unknown 0 - ShortTurbo 2026-03-27 10:11:03 UTC View
45

Total Receptions

1

Unique Gateways