Packet #39339147 Success

POSITION_APP packet from WYK3 (📟) to !ffffffff

47
Total Receptions
3
Unique Gateways
4
Hop Count
28
Payload Bytes
Packet Information
Database ID: 39339147
Mesh Packet ID: 0xcdd579b7
Used for correlation across gateways
Timestamp: 2026-05-15 22:49:00 UTC
From Node: WYK3 (📟)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: WYK Mesh Node T114 (WT14)
Channel: LongFast
RSSI: -21 dBm
SNR: 6.25 dBm
Hop Info: 4/7 hops
Start: 7, Limit: 3
Relay Node: 44 📡
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:51.139256°
Longitude:-114.233384°
Altitude:1246 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:28 bytes
Gateway:!958ac8b7
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:4 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 4 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !958ac8b7
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2223494336
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 3
Remaining hops allowed
uint32
hop_start 7
Initial hop limit
uint32
hops_taken 4
Calculated: hop_start - hop_limit
derived
rx_rssi -21.0 dBm
Signal strength at gateway
int32
rx_snr 6.25 dB
Signal quality at gateway
float
rx_time 1778885337
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority Not set enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 68
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778885340.0338116
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
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
  • ⚠ Multi-hop path visible (4 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !958ac8b7
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
Signal Metrics: RSSI: -21.0 dBm
SNR: 6.25 dB
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": 51.139256, "longitude": -114.233384, "altitude": 1246, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!958ac8b7", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2223494336, "to": 4294967295, "id": 3453319607, "rx_time": 1778885337, "rx_snr": 6.25, "rx_rssi": -21, "hop_limit": 3, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 68, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d303b7b1e15705ee9bb18de0925d7a2076a28017800800100b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 511392560, "longitude_i": -1142333840, "altitude": 1246, "time": 1778885335, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (28 bytes)
0d303b7b1e15705ee9bb18de0925d7a2076a28017800800100b80120
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
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
WYK Mesh Node T114 (WT14) Primary 0.000s
Reference
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC Current
WYK Mesh Node T114 (WT14) +0.022s
After
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.042s
After
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.067s
After
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.084s
After
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.119s
After
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.139s
After
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.156s
After
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.184s
After
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.196s
After
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.208s
After
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.220s
After
-21.0 dBm 6.25 dB 4 44 📡 MediumFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.232s
After
-21.0 dBm 6.25 dB 4 44 📡 MediumFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.243s
After
-21.0 dBm 6.25 dB 4 44 📡 MediumFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.253s
After
-21.0 dBm 6.25 dB 4 44 📡 MediumFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.264s
After
-21.0 dBm 6.25 dB 4 44 📡 MediumFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.274s
After
-21.0 dBm 6.25 dB 4 44 📡 MediumFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.285s
After
-21.0 dBm 6.25 dB 4 44 📡 MediumFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.295s
After
-21.0 dBm 6.25 dB 4 44 📡 MediumFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.307s
After
-21.0 dBm 6.25 dB 4 44 📡 MediumFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.319s
After
-21.0 dBm 6.25 dB 4 44 📡 MediumFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.331s
After
-21.0 dBm 6.25 dB 4 44 📡 MediumFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.343s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.355s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.367s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.378s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.390s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.400s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.411s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.422s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.433s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.443s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.457s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortFast 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.468s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortTurbo 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.478s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortTurbo 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.490s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortTurbo 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.503s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortTurbo 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.514s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortTurbo 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.526s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortTurbo 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.538s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortTurbo 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.549s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortTurbo 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.561s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortTurbo 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.572s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortTurbo 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.582s
After
-21.0 dBm 6.25 dB 4 44 📡 ShortTurbo 2026-05-15 22:49:00 UTC View
WYK Mesh Node T114 (WT14) +0.593s
After
-21.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK Meshnology N30 (WN30) +0.604s
After
-38.0 dBm 6.25 dB 4 44 📡 LongFast 2026-05-15 22:49:00 UTC View
WYK BASE MeshMonitoring.com (🏡) +0.614s
After
Unknown Unknown 5 34 9334 LongFast 2026-05-15 22:49:00 UTC View
47

Total Receptions

3

Unique Gateways