Packet #17870870 Success

POSITION_APP packet from Meshtastic f2f0 (f2f0) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
31
Payload Bytes
Packet Information
Database ID: 17870870
Mesh Packet ID: 0xfcafb237
Used for correlation across gateways
Timestamp: 2026-03-27 12:50:52 UTC
From Node: Meshtastic f2f0 (f2f0)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Meshtastic f2f0 (f2f0)
Channel: ShortTurbo
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: f0 f2f0
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: 31 bytes
Decoded: Yes
Decoded Data:
Latitude:43.751834°
Longitude:-79.717990°
Altitude:237 m
Satellites:12
Precision:13 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:31 bytes
Gateway:!433ef2f0
Channel:ShortTurbo
Payload Type:POSITION_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 3 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !433ef2f0
Node ID format
channel_id ShortTurbo
packet MeshPacket (31 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1128198896
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 31 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 1774615848
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 240
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774615852.105419
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
  • ✓ Reduced position precision: ~2900.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !433ef2f0
Position Precision: 13 bits (~2900.0m accuracy)
Position precision meters: 2900.0
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:31 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.7518336, "longitude": -79.7179904, "altitude": 237, "sats_in_view": 12, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!433ef2f0", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1128198896, "to": 4294967295, "id": 4239372855, "rx_time": 1774615848, "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": 240, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000141a1500007cd018ed0125287dc6692803780080010098010cb8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 437518336, "longitude_i": -797179904, "altitude": 237, "time": 1774615848, "location_source": "LOC_EXTERNAL", "ground_speed": 0, "ground_track": 0, "sats_in_view": 12, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (31 bytes)
0d0000141a1500007cd018ed0125287dc6692803780080010098010cb8010d
Hex Analysis:
Size:31 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 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
Meshtastic f2f0 (f2f0) Primary 0.000s
Reference 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC Current
Meshtastic f2f0 (f2f0) -0.470s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.443s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.433s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.417s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.400s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.382s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.372s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.361s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.350s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.331s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.313s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.302s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.291s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.280s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.269s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.258s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.247s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.234s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.222s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.210s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.198s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.185s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.173s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.161s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.149s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.138s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.127s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.116s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.105s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.094s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.083s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.072s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.061s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.049s
Before 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.037s
Before 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.024s
Before 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.012s
Before 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.012s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.024s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.036s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.046s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.057s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.068s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.079s
After 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:52 UTC View
45

Total Receptions

1

Unique Gateways