Packet #800623 Success

POSITION_APP packet from AZLT 1f4c (1f4c) to !ffffffff

10
Total Receptions
10
Unique Gateways
7
Hop Count
20
Payload Bytes
Packet Information
Database ID: 800623
Mesh Packet ID: 0x7297d252
Used for correlation across gateways
Timestamp: 2026-04-16 06:46:04 UTC
From Node: AZLT 1f4c (1f4c)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: AZLT 1f4c (1f4c)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 7/7 hops
Start: 7, Limit: 0
Relay Node: 4c 1f4c , be4c
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: 20 bytes
Decoded: Yes
Decoded Data:
Latitude:56.110285°
Longitude:47.410381°
Precision:17 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:20 bytes
Gateway:!6c731f4c
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:7 / 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
+ 3 more...
MQTT ServiceEnvelope Fields

FieldValue
gateway_id !6c731f4c
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (20 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 1819483980
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum POSITION_APP
POSITION_APP 		enum
decoded.payload_length 20 bytes size
hop_limit Not set uint32
hop_start 7
Initial hop limit 		uint32
hops_taken 7
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1776321963
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority BACKGROUND
Packet priority level 		enum
delayed Not set enum
channel 8
Channel index 		uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 76
Relay node ID 		uint32
tx_after Not set uint32
timestamp Not set 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 (7 hops)
MQTT-Specific Fields
Gateway ID: !6c731f4c
Position Precision: 17 bits (~182.0m accuracy)
Position precision meters: 182.0
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:20 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 56.1102848, "longitude": 47.4103808, "altitude": null, "sats_in_view": null, "precision_bits": 17 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 1819483980, "to": 4294967295, "channel": 8, "decoded": { "portnum": "POSITION_APP", "payload": "DQDAcSEVAEBCHCWrheBpKAG4ARE=", "bitfield": 1 }, "id": 1922552402, "rx_time": 1776321963, "priority": "BACKGROUND", "hop_start": 7, "relay_node": 76 }, "channel_id": "LongFast", "gateway_id": "!6c731f4c" }, "mesh_packet": { "from": 1819483980, "to": 4294967295, "channel": 8, "decoded": { "portnum": "POSITION_APP", "payload": "DQDAcSEVAEBCHCWrheBpKAG4ARE=", "bitfield": 1, "parsed_payload": { "latitude_i": 561102848, "longitude_i": 474103808, "time": 1776321963, "location_source": "LOC_MANUAL", "precision_bits": 17, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } }, "id": 1922552402, "rx_time": 1776321963, "priority": "BACKGROUND", "hop_start": 7, "relay_node": 76 } }
Raw Packet Data (20 bytes)
0d00c07121150040421c25ab85e0692801b80111
Hex Analysis:
Size:20 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
AZLT 1f4c (1f4c) Primary 0.000s
Reference 		Unknown Unknown 7 4c 1f4c , be4c LongFast 2026-04-16 06:46:04 UTC Current
7 hops Gateways that received this packet after 7 hops
VA7YA Meshtastic Home (vaya) +2.768s
After 		-82.0 dBm -17.50 dB 7 4c 094c , 1f4c , be4c LongFast 2026-04-16 06:46:07 UTC View
Verdandi (VERD) +18.873s
After 		-80.0 dBm 4.50 dB 7 60 JT LongFast 2026-04-16 06:46:23 UTC View
echoconstruct (echo) +21.129s
After 		-104.0 dBm -15.50 dB 7 f0 LongFast 2026-04-16 06:46:25 UTC View
Poughkeepsie (pkps) +18.706s
After 		-101.0 dBm -8.75 dB 7 60 JT LongFast 2026-04-16 06:46:23 UTC View
Israphel NCHK (IsrA) +14.587s
After 		-95.0 dBm -2.00 dB 7 c4 86c4 LongFast 2026-04-16 06:46:19 UTC View
GunWest (WTFA) +7.618s
After 		-79.0 dBm 3.75 dB 7 e4 vaya LongFast 2026-04-16 06:46:12 UTC View
Meshtastic 9454 (9454) +20.583s
After 		-101.0 dBm -9.25 dB 7 f0 9ef0 LongFast 2026-04-16 06:46:25 UTC View
GunWest (Pepe) +7.946s
After 		-126.0 dBm -10.50 dB 7 e4 vaya LongFast 2026-04-16 06:46:12 UTC View
Meshtastic eef0 (eef0) +17.873s
After 		-102.0 dBm -5.75 dB 7 b0 LongFast 2026-04-16 06:46:22 UTC View
10

Total Receptions

10

Unique Gateways