Packet #17733942 Success

POSITION_APP packet from Kaveman (KMEK) to !ffffffff

48
Total Receptions
4
Unique Gateways
2
Hop Count
36
Payload Bytes
Packet Information
Database ID: 17733942
Mesh Packet ID: 0x44a42eb3
Used for correlation across gateways
Timestamp: 2026-03-27 06:29:38 UTC
From Node: Kaveman (KMEK)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: lidman2 (lid2)
Channel: ShortFast
RSSI: -125 dBm
SNR: -11.5 dBm
Hop Info: 2/7 hops
Start: 7, Limit: 5
Relay Node: ce 68ce
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: 36 bytes
Decoded: Yes
Decoded Data:
Latitude:49.922867°
Longitude:-97.149747°
Altitude:28 m
Satellites:5
Precision:18 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:36 bytes
Gateway:!9e7623cc
Channel:ShortFast
Payload Type:POSITION_APP
Hop Count:2 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e7623cc
Node ID format
channel_id ShortFast
packet MeshPacket (36 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 23322480
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 36 bytes size
hop_limit 5
Remaining hops allowed
uint32
hop_start 7
Initial hop limit
uint32
hops_taken 2
Calculated: hop_start - hop_limit
derived
rx_rssi -125.0 dBm
Signal strength at gateway
int32
rx_snr -11.50 dB
Signal quality at gateway
float
rx_time 1774592945
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 206
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774592978.1079898
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)
  • ✓ Custom channel: ShortFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
  • ⚠ Multi-hop path visible (2 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9e7623cc
Position Precision: 18 bits (~91.0m accuracy)
Position precision meters: 91.0
Signal Metrics: RSSI: -125.0 dBm
SNR: -11.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:36 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 49.9228672, "longitude": -97.1497472, "altitude": 28, "sats_in_view": 5, "precision_bits": 18 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e7623cc", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 23322480, "to": 4294967295, "id": 1151610547, "rx_time": 1774592945, "rx_snr": -11.5, "rx_rssi": -125, "hop_limit": 5, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 206, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00a0c11d15002018c6181c25c823c669280258e00278028001a0bb9d0f980105b80112", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 499228672, "longitude_i": -971497472, "altitude": 28, "time": 1774592968, "location_source": "LOC_INTERNAL", "PDOP": 352, "ground_speed": 2, "ground_track": 31940000, "sats_in_view": 5, "precision_bits": 18, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (36 bytes)
0d00a0c11d15002018c6181c25c823c669280258e00278028001a0bb9d0f980105b80112
Hex Analysis:
Size:36 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
lidman2 (lid2) Primary 0.000s
Reference
-125.0 dBm -11.50 dB 2 ce 68ce ShortFast 2026-03-27 06:29:38 UTC Current
lidman2 (lid2) -0.489s
Before
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.360s
Before
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.349s
Before
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.335s
Before
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.325s
Before
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.314s
Before
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.304s
Before
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.292s
Before
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.282s
Before
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.270s
Before
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.258s
Before
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.246s
Before
-125.0 dBm -11.50 dB 2 ce 68ce MediumFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.235s
Before
-125.0 dBm -11.50 dB 2 ce 68ce MediumFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.222s
Before
-125.0 dBm -11.50 dB 2 ce 68ce MediumFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.210s
Before
-125.0 dBm -11.50 dB 2 ce 68ce MediumFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.200s
Before
-125.0 dBm -11.50 dB 2 ce 68ce MediumFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.189s
Before
-125.0 dBm -11.50 dB 2 ce 68ce MediumFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.178s
Before
-125.0 dBm -11.50 dB 2 ce 68ce MediumFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.167s
Before
-125.0 dBm -11.50 dB 2 ce 68ce MediumFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.156s
Before
-125.0 dBm -11.50 dB 2 ce 68ce MediumFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.146s
Before
-125.0 dBm -11.50 dB 2 ce 68ce MediumFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.135s
Before
-125.0 dBm -11.50 dB 2 ce 68ce MediumFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.124s
Before
-125.0 dBm -11.50 dB 2 ce 68ce ShortFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.110s
Before
-125.0 dBm -11.50 dB 2 ce 68ce ShortFast 2026-03-27 06:29:37 UTC View
lidman2 (lid2) -0.098s
Before
-125.0 dBm -11.50 dB 2 ce 68ce ShortFast 2026-03-27 06:29:38 UTC View
lidman2 (lid2) -0.085s
Before
-125.0 dBm -11.50 dB 2 ce 68ce ShortFast 2026-03-27 06:29:38 UTC View
lidman2 (lid2) -0.073s
Before
-125.0 dBm -11.50 dB 2 ce 68ce ShortFast 2026-03-27 06:29:38 UTC View
lidman2 (lid2) -0.061s
Before
-125.0 dBm -11.50 dB 2 ce 68ce ShortFast 2026-03-27 06:29:38 UTC View
lidman2 (lid2) -0.050s
Before
-125.0 dBm -11.50 dB 2 ce 68ce ShortFast 2026-03-27 06:29:38 UTC View
lidman2 (lid2) -0.032s
Before
-125.0 dBm -11.50 dB 2 ce 68ce ShortFast 2026-03-27 06:29:38 UTC View
lidman2 (lid2) -0.022s
Before
-125.0 dBm -11.50 dB 2 ce 68ce ShortFast 2026-03-27 06:29:38 UTC View
lidman2 (lid2) -0.011s
Before
-125.0 dBm -11.50 dB 2 ce 68ce ShortFast 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.011s
After
-125.0 dBm -11.50 dB 2 ce 68ce ShortTurbo 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.022s
After
-125.0 dBm -11.50 dB 2 ce 68ce ShortTurbo 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.034s
After
-125.0 dBm -11.50 dB 2 ce 68ce ShortTurbo 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.046s
After
-125.0 dBm -11.50 dB 2 ce 68ce ShortTurbo 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.107s
After
-125.0 dBm -11.50 dB 2 ce 68ce ShortTurbo 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.119s
After
-125.0 dBm -11.50 dB 2 ce 68ce ShortTurbo 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.130s
After
-125.0 dBm -11.50 dB 2 ce 68ce ShortTurbo 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.141s
After
-125.0 dBm -11.50 dB 2 ce 68ce ShortTurbo 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.183s
After
-125.0 dBm -11.50 dB 2 ce 68ce ShortTurbo 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.194s
After
-125.0 dBm -11.50 dB 2 ce 68ce ShortTurbo 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.205s
After
-125.0 dBm -11.50 dB 2 ce 68ce ShortTurbo 2026-03-27 06:29:38 UTC View
lidman2 (lid2) +0.216s
After
-125.0 dBm -11.50 dB 2 ce 68ce LongFast 2026-03-27 06:29:38 UTC View
Mechanicus Cadia (M3) +25.669s
After
-39.0 dBm 6.50 dB 0 70 KMEK LongFast 2026-03-27 06:30:03 UTC View
Mechanicus Dominus (M4) +25.946s
After
-22.0 dBm 5.50 dB 0 70 KMEK LongFast 2026-03-27 06:30:04 UTC View
Mechanicus Alpha (M1) +26.504s
After
-46.0 dBm 7.75 dB 0 70 KMEK LongFast 2026-03-27 06:30:04 UTC View
48

Total Receptions

4

Unique Gateways