Packet #16698012 Success

POSITION_APP packet from Ospeo Laiyn (OSPL) to neg_uao_obs (Neg1)

9
Total Receptions
6
Unique Gateways
7
Hop Count
18
Payload Bytes
Packet Information
Database ID: 16698012
Mesh Packet ID: 0x6a8a9e08
Used for correlation across gateways
Timestamp: 2026-05-03 19:26:01 UTC
From Node: Ospeo Laiyn (OSPL)
To Node: neg_uao_obs (Neg1)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: SYSXX YGW8 (SXY8)
Channel: MediumFast
RSSI: -91 dBm
SNR: Unknown
Hop Info: 7/7 hops
Start: 7, Limit: 0
Payload Data
Protocol: POSITION_APP
Size: 18 bytes
Decoded: Yes
Decoded Data:
Latitude:55.697646°
Longitude:37.798434°
Altitude:658 m
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:18 bytes
Gateway:!efffff02
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:7 / 7
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (7 hops)
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !efffff02
Node ID format
channel_id MediumFast
packet MeshPacket (18 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 996551920
Source node ID 		uint32
to 67640420
Target node ID 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 18 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 -91.0 dBm
Signal strength at gateway 		int32
rx_snr Not set float
rx_time 1777825560
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 8
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1777825561.1293051
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Custom channel: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (7 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !efffff02
Signal Metrics: RSSI: -91.0 dBm
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:18 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 55.697646, "longitude": 37.798434, "altitude": 658, "sats_in_view": null, "precision_bits": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!efffff02", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 996551920, "to": 67640420, "id": 1787469320, "rx_time": 1777825560, "rx_snr": 0.0, "rx_rssi": -91, "hop_limit": 0, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 8, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d4cc932211554958716189205256d67f769", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 556976460, "longitude_i": 377984340, "altitude": 658, "time": 1777821549, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (18 bytes)
0d4cc932211554958716189205256d67f769
Hex Analysis:
Size:18 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
SYSXX YGW8 (SXY8) Primary 0.000s
Reference 		-91.0 dBm Unknown 7 MediumFast 2026-05-03 19:26:01 Current
SYSXX YGW8 (SXY8) -4006.532s
Before 		-77.0 dBm 8.00 dB 5 MediumFast 2026-05-03 18:19:14 View
RN3ABX Georgy 2 (ABX2) -4005.874s
Before 		-99.0 dBm 9.75 dB 4 MediumFast 2026-05-03 18:19:15 View
Aster-02 (AST2) -4005.571s
Before 		-95.0 dBm -10.50 dB 5 MediumFast 2026-05-03 18:19:15 View
Zoͦmͫвⷡiͥeͤ [GW8] (🧟) -4004.743s
Before 		-105.0 dBm -10.25 dB 6 MediumFast 2026-05-03 18:19:16 View
Medved GW8 (MED8) -4004.688s
Before 		-100.0 dBm -10.75 dB 6 MediumFast 2026-05-03 18:19:16 View
malinki-home (k7p9) -4004.660s
Before 		-100.0 dBm -10.50 dB 6 MediumFast 2026-05-03 18:19:16 View
Aster-02 (AST2) -0.514s
Before 		-93.0 dBm -2.75 dB 7 MediumFast 2026-05-03 19:26:00 View
RN3ABX Georgy 2 (ABX2) -0.287s
Before 		-122.0 dBm -9.25 dB 7 MediumFast 2026-05-03 19:26:00 View
9

Total Receptions

6

Unique Gateways