Packet #14052924 Success

POSITION_APP packet from COSLADA 4fe0๐ŸŒ๐Ÿ‡ช๐Ÿ‡ฆ๐Ÿšจ (4fe0) to !ffffffff

56
Total Receptions
21
Unique Gateways
1
Hop Count
23
Payload Bytes
Packet Information
Database ID: 14052924
Mesh Packet ID: 0x89184b88
Used for correlation across gateways
Timestamp: 2025-10-07 19:30:33 UTC
From Node: COSLADA 4fe0๐ŸŒ๐Ÿ‡ช๐Ÿ‡ฆ๐Ÿšจ (4fe0)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Rodashtastic๐Ÿ—ผ๐ŸŒ (RDSt)
Channel: MediumSlow
RSSI: -125 dBm
SNR: -17.5 dBm
Hop Info: 1/4 hops
Start: 4, Limit: 3
Payload Data
Protocol: POSITION_APP
Size: 23 bytes
Decoded: Yes
Decoded Data:
Latitude:40.429158ยฐ
Longitude:-3.545498ยฐ
Precision:15 bits
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) โ†’ MeshPacket (Mesh layer) โ†’ Decoded Payload (Application data)
Total Size:23 bytes
Gateway:!849acd88
Channel:MediumSlow
Payload Type:POSITION_APP
Hop Count:1 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
โœ“ Direct LoRa transmission (not via MQTT)
โœ“ Custom channel: MediumSlow
+ 2 more...
Exposure Risks:
โš  Visible to all nodes on channel
โš  Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !849acd88
Node ID format
channel_id MediumSlow
packet MeshPacket (23 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2661044192
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 23 bytes size
hop_limit 3
Remaining hops allowed
uint32
hop_start 4
Initial hop limit
uint32
hops_taken 1
Calculated: hop_start - hop_limit
derived
rx_rssi -125.0 dBm
Signal strength at gateway
int32
rx_snr -17.50 dB
Signal quality at gateway
float
rx_time 1759865432
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 176
Relay node ID
uint32
tx_after Not set uint32
timestamp 1759865433.1502283
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:
  • โœ“ Direct LoRa transmission (not via MQTT)
  • โœ“ Custom channel: MediumSlow
  • โœ“ Gateway node ID tracked
  • โœ“ Reduced position precision: ~729.0m accuracy
Exposure Risks:
  • โš  Visible to all nodes on channel
  • โš  Packet visible to MQTT subscribers
  • โš  Multi-hop path visible (1 hops)
  • โš  RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !849acd88
Position Precision: 15 bits (~729.0m accuracy)
Position precision meters: 729.0
Signal Metrics: RSSI: -125.0 dBm
SNR: -17.50 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:23 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 40.4291584, "longitude": -3.5454976, "altitude": null, "sats_in_view": null, "precision_bits": 15 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!849acd88", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2661044192, "to": 4294967295, "id": 2300070792, "rx_time": 1759865432, "rx_snr": -17.5, "rx_rssi": -125, "hop_limit": 3, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 176, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00001918150000e3fd25596ae568280348b20ab8010f", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 404291584, "longitude_i": -35454976, "time": 1759865433, "location_source": "LOC_EXTERNAL", "altitude_hae": 665, "precision_bits": 15, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (23 bytes)
0d00001918150000e3fd25596ae568280348b20ab8010f
Hex Analysis:
Size:23 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 Channel Timestamp Actions
Rodashtastic๐Ÿ—ผ๐ŸŒ (RDSt) Primary 0.000s
Reference
-125.0 dBm -17.50 dB 1 MediumSlow 2025-10-07 19:30:33 Current
Venturada2๐Ÿ—ผ๐ŸŒโ˜€๏ธ (Vb2) -0.741s
Before
-111.0 dBm -13.25 dB 0 MediumSlow 2025-10-07 19:30:32 View
XiaoWatt c4c8 ๐ŸŒ๐Ÿ”Œ (c4c8) -0.276s
Before
-97.0 dBm 6.50 dB 1 MediumSlow 2025-10-07 19:30:32 View
Machu Pichu (MaPi) -0.046s
Before
-102.0 dBm -6.00 dB 1 MediumSlow 2025-10-07 19:30:33 View
Meshtastic 1760 (1760) -0.025s
Before
-128.0 dBm -11.50 dB 1 MediumSlow 2025-10-07 19:30:33 View
Quass001 โ˜„๏ธ (Q001) -0.004s
Before
-110.0 dBm -3.75 dB 1 MediumSlow 2025-10-07 19:30:33 View
GRN1-Base๐Ÿ—ผ๐ŸŒ (GRN1) +0.022s
After
-89.0 dBm 5.50 dB 1 MediumSlow 2025-10-07 19:30:33 View
Quass002 โ˜„๏ธ (Q002) +0.264s
After
Unknown Unknown 2 MediumSlow 2025-10-07 19:30:33 View
Arganda C191 ๐ŸŒ (ARG) +0.620s
After
-121.0 dBm -10.50 dB 1 MediumSlow 2025-10-07 19:30:33 View
Oxygen EA4HKU (O) +0.719s
After
-63.0 dBm 8.25 dB 2 MediumSlow 2025-10-07 19:30:33 View
Carbon EA4HKU (C) +0.991s
After
-69.0 dBm 8.75 dB 2 MediumSlow 2025-10-07 19:30:34 View
Meshtastic 18a4 (18a4) +1.070s
After
-53.0 dBm 12.00 dB 2 MediumSlow 2025-10-07 19:30:34 View
Baldur Fijo (BalF) +1.385s
After
-100.0 dBm 2.50 dB 2 MediumSlow 2025-10-07 19:30:34 View
Trasto ๐Ÿฐ Va (trva) +1.402s
After
-119.0 dBm -16.50 dB 2 MediumSlow 2025-10-07 19:30:34 View
tizon (Sylv) +1.417s
After
-107.0 dBm 3.00 dB 2 MediumSlow 2025-10-07 19:30:34 View
Mec Rocket Meco (MRM) +1.448s
After
-34.0 dBm 8.25 dB 3 MediumSlow 2025-10-07 19:30:34 View
Aldinra_1640_๐Ÿ—ผ_๐ŸŒ (AldB) +1.451s
After
-94.0 dBm 6.00 dB 2 MediumSlow 2025-10-07 19:30:34 View
[TLG] ๐Ÿ“ก๐ŸŒ๐Ÿ”‹๐Ÿ”Œ (tlg0) +1.936s
After
-117.0 dBm -11.75 dB 2 MediumSlow 2025-10-07 19:30:35 View
Ocumare_Base_๐Ÿ—ผ๐ŸŒ (CATA) +4.260s
After
-81.0 dBm -10.50 dB 2 MediumSlow 2025-10-07 19:30:37 View
Kenobi23 movil (5672) +10.880s
After
-53.0 dBm 8.75 dB 4 MediumSlow 2025-10-07 19:30:44 View
Kenobi23 QTH (5aec) +229.598s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:34:22 View
Kenobi23 QTH (5aec) +243.614s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:34:36 View
Kenobi23 QTH (5aec) +254.633s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:34:47 View
Kenobi23 QTH (5aec) +265.646s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:34:58 View
Kenobi23 QTH (5aec) +276.652s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:35:09 View
Kenobi23 QTH (5aec) +287.655s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:35:20 View
Kenobi23 QTH (5aec) +299.666s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:35:32 View
Kenobi23 QTH (5aec) +319.670s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:35:52 View
Kenobi23 QTH (5aec) +344.694s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:36:17 View
Kenobi23 QTH (5aec) +374.695s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:36:47 View
Kenobi23 QTH (5aec) +394.705s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:37:07 View
Kenobi23 QTH (5aec) +419.717s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:37:32 View
Kenobi23 QTH (5aec) +464.729s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:38:17 View
Kenobi23 QTH (5aec) +484.757s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:38:37 View
Kenobi23 QTH (5aec) +534.761s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:39:27 View
Kenobi23 QTH (5aec) +554.778s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:39:47 View
Kenobi23 QTH (5aec) +599.808s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:40:32 View
Kenobi23 QTH (5aec) +624.840s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:40:57 View
Kenobi23 QTH (5aec) +674.856s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:41:48 View
Kenobi23 QTH (5aec) +699.879s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:42:13 View
Kenobi23 QTH (5aec) +744.923s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:42:58 View
Kenobi23 QTH (5aec) +769.937s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:43:23 View
Kenobi23 QTH (5aec) +814.953s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:44:08 View
Kenobi23 QTH (5aec) +839.967s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:44:33 View
Kenobi23 QTH (5aec) +864.994s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:44:58 View
Kenobi23 QTH (5aec) +910.032s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:45:43 View
Kenobi23 QTH (5aec) +935.047s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:46:08 View
Kenobi23 QTH (5aec) +980.060s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:46:53 View
Kenobi23 QTH (5aec) +1010.113s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:47:23 View
Kenobi23 QTH (5aec) +1055.125s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:48:08 View
Kenobi23 QTH (5aec) +1080.142s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:48:33 View
Kenobi23 QTH (5aec) +1125.150s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:49:18 View
Kenobi23 QTH (5aec) +1150.166s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:49:43 View
Kenobi23 QTH (5aec) +1195.229s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:50:28 View
Kenobi23 QTH (5aec) +1220.213s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:50:53 View
Kenobi23 QTH (5aec) +1265.216s
After
-88.0 dBm 7.00 dB 3 MediumSlow 2025-10-07 19:51:38 View
56

Total Receptions

21

Unique Gateways