Packet #17795263 Success

POSITION_APP packet from VC2 to !ffffffff

46
Total Receptions
2
Unique Gateways
0
Hop Count
27
Payload Bytes
Packet Information
Database ID: 17795263
Mesh Packet ID: 0x9e1235c8
Used for correlation across gateways
Timestamp: 2026-03-27 09:35:14 UTC
From Node: VC2 (3438)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: lizfort joyce-collingwood (lfjc)
Channel: ShortTurbo
RSSI: -72 dBm
SNR: 3.5 dBm
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: 38 VC2
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: 27 bytes
Decoded: Yes
Decoded Data:
Latitude:49.238890°
Longitude:-123.031840°
Altitude:126 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:27 bytes
Gateway:!73ab1026
Channel:ShortTurbo
Payload Type:POSITION_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !73ab1026
Node ID format
channel_id ShortTurbo
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 862598200
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 27 bytes size
hop_limit 7
Remaining hops allowed
uint32
hop_start 7
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi -72.0 dBm
Signal strength at gateway
int32
rx_snr 3.50 dB
Signal quality at gateway
float
rx_time 1774604112
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 56
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774604114.160087
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: ShortTurbo
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !73ab1026
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -72.0 dBm
SNR: 3.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:27 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 49.23889, "longitude": -123.03184, "altitude": 126, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!73ab1026", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 862598200, "to": 4294967295, "id": 2651993544, "rx_time": 1774604112, "rx_snr": 3.5, "rx_rssi": -72, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 56, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d2442591d15c0d4aab6187e250a4fc66928017800800100b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 492388900, "longitude_i": -1230318400, "altitude": 126, "time": 1774604042, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (27 bytes)
0d2442591d15c0d4aab6187e250a4fc66928017800800100b80120
Hex Analysis:
Size:27 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
lizfort joyce-collingwood (lfjc) Primary 0.000s
Reference
-72.0 dBm 3.50 dB 0 38 VC2 ShortTurbo 2026-03-27 09:35:14 UTC Current
lizfort joyce-collingwood (lfjc) -0.439s
Before
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.415s
Before
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.404s
Before
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.387s
Before
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.369s
Before
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.359s
Before
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.342s
Before
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.332s
Before
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.319s
Before
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.307s
Before
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.294s
Before
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.282s
Before
-72.0 dBm 3.50 dB 0 38 VC2 MediumFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.270s
Before
-72.0 dBm 3.50 dB 0 38 VC2 MediumFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.258s
Before
-72.0 dBm 3.50 dB 0 38 VC2 MediumFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.246s
Before
-72.0 dBm 3.50 dB 0 38 VC2 MediumFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.234s
Before
-72.0 dBm 3.50 dB 0 38 VC2 MediumFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.223s
Before
-72.0 dBm 3.50 dB 0 38 VC2 MediumFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.213s
Before
-72.0 dBm 3.50 dB 0 38 VC2 MediumFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.202s
Before
-72.0 dBm 3.50 dB 0 38 VC2 MediumFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.190s
Before
-72.0 dBm 3.50 dB 0 38 VC2 MediumFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.179s
Before
-72.0 dBm 3.50 dB 0 38 VC2 MediumFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.169s
Before
-72.0 dBm 3.50 dB 0 38 VC2 MediumFast 2026-03-27 09:35:13 UTC View
lizfort joyce-collingwood (lfjc) -0.158s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortFast 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.147s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortFast 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.127s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortFast 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.114s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortFast 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.102s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortFast 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.090s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortFast 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.078s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortFast 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.066s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortFast 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.054s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortFast 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.043s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortFast 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.032s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortFast 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.022s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortTurbo 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) -0.011s
Before
-72.0 dBm 3.50 dB 0 38 VC2 ShortTurbo 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) +0.011s
After
-72.0 dBm 3.50 dB 0 38 VC2 ShortTurbo 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) +0.022s
After
-72.0 dBm 3.50 dB 0 38 VC2 ShortTurbo 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) +0.033s
After
-72.0 dBm 3.50 dB 0 38 VC2 ShortTurbo 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) +0.045s
After
-72.0 dBm 3.50 dB 0 38 VC2 ShortTurbo 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) +0.058s
After
-72.0 dBm 3.50 dB 0 38 VC2 ShortTurbo 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) +0.070s
After
-72.0 dBm 3.50 dB 0 38 VC2 ShortTurbo 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) +0.082s
After
-72.0 dBm 3.50 dB 0 38 VC2 ShortTurbo 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) +0.094s
After
-72.0 dBm 3.50 dB 0 38 VC2 ShortTurbo 2026-03-27 09:35:14 UTC View
lizfort joyce-collingwood (lfjc) +0.106s
After
-72.0 dBm 3.50 dB 0 38 VC2 LongFast 2026-03-27 09:35:14 UTC View
FourSisters (4sis) +0.118s
After
-108.0 dBm -2.75 dB 0 38 VC2 LongFast 2026-03-27 09:35:14 UTC View
46

Total Receptions

2

Unique Gateways