Packet #15712037 Success

POSITION_APP packet from kaczynski2 (kac2) to !ffffffff

11
Total Receptions
11
Unique Gateways
7
Hop Count
20
Payload Bytes
Packet Information
Database ID: 15712037
Mesh Packet ID: 0x5e5ae5ff
Used for correlation across gateways
Timestamp: 2026-04-15 11:06:15 UTC
From Node: kaczynski2 (kac2)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: ZA_MKAD_22_433_2 (4332)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 7/7 hops
Start: 7, Limit: 0
Payload Data
Protocol: POSITION_APP
Size: 20 bytes
Decoded: Yes
Decoded Data:
Latitude:55.738955°
Longitude:37.674099°
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:20 bytes
Gateway:!f993a9f4
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

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !f993a9f4
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (20 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 49032356
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
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 1776240374
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 64
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 80
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1776240375.6488702
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 (7 hops)
MQTT-Specific Fields
Gateway ID: !f993a9f4
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
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": 55.7389554, "longitude": 37.6740991, "altitude": null, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!f993a9f4", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 49032356, "to": 4294967295, "id": 1583015423, "rx_time": 1776240374, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 0, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 64, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 80, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0df2163921157f9c741625be46df692801b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 557389554, "longitude_i": 376740991, "time": 1776240318, "location_source": "LOC_MANUAL", "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (20 bytes)
0df2163921157f9c741625be46df692801b80120
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 Channel Timestamp Actions
ZA_MKAD_22_433_2 (4332) Primary 0.000s
Reference 		Unknown Unknown 7 LongFast 2026-04-15 11:06:15 Current
SYSXX YGW8 (SXY8) -9.589s
Before 		-103.0 dBm -10.00 dB 3 LongFast 2026-04-15 11:06:06 View
Butyrskaya 868 (But8) -9.207s
Before 		-109.0 dBm -7.50 dB 3 LongFast 2026-04-15 11:06:06 View
SYSXX OGW8 (SXG8) -8.092s
Before 		-69.0 dBm 6.25 dB 3 LongFast 2026-04-15 11:06:07 View
SYSXX BGW8 (SXB8) -8.073s
Before 		-34.0 dBm 6.00 dB 3 LongFast 2026-04-15 11:06:07 View
Keyhost GW8 (KHS8) -5.673s
Before 		-122.0 dBm -14.00 dB 4 LongFast 2026-04-15 11:06:09 View
ZA_MKAD_22_868_1 (8681) -0.148s
Before 		-139.0 dBm -16.00 dB 6 LongFast 2026-04-15 11:06:15 View
NODE_SOLAR_868 (8682) +0.016s
After 		Unknown Unknown 7 LongFast 2026-04-15 11:06:15 View
BBS Восток (DM📲) (BBSv) +9.262s
After 		-93.0 dBm -4.25 dB 5 LongFast 2026-04-15 11:06:24 View
Zoͦmͫвⷡiͥeͤ [GW8] (🧟) +9.995s
After 		-106.0 dBm -10.75 dB 7 LongFast 2026-04-15 11:06:25 View
Fostral (FSTR) +22.838s
After 		-64.0 dBm -2.25 dB 7 LongFast 2026-04-15 11:06:38 View
11

Total Receptions

11

Unique Gateways