Packet #39378142 Success

POSITION_APP packet from rrMesh: Echo-01 (rrE1) to !ffffffff

46
Total Receptions
2
Unique Gateways
1
Hop Count
27
Payload Bytes
Packet Information
Database ID: 39378142
Mesh Packet ID: 0x409ca449
Used for correlation across gateways
Timestamp: 2026-05-16 01:02:00 UTC
From Node: rrMesh: Echo-01 (rrE1)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: 🧋Shake Base Client 1 (SK1)
Channel: MediumFast
RSSI: -120 dBm
SNR: -7.75 dBm
Hop Info: 1/7 hops
Start: 7, Limit: 6
Relay Node: 18 rrB1
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: 27 bytes
Decoded: Yes
Decoded Data:
Latitude:43.708673°
Longitude:-79.390833°
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:27 bytes
Gateway:!c7376a1f
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:1 / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 1 more...
Exposure Risks:
âš  Visible to all nodes on channel
âš  Packet visible to MQTT subscribers
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !c7376a1f
Node ID format
channel_id MediumFast
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2086353696
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 27 bytes size
hop_limit 6
Remaining hops allowed
uint32
hop_start 7
Initial hop limit
uint32
hops_taken 1
Calculated: hop_start - hop_limit
derived
rx_rssi -120.0 dBm
Signal strength at gateway
int32
rx_snr -7.75 dB
Signal quality at gateway
float
rx_time 1778893323
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 24
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778893320.633979
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: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • âš  Visible to all nodes on channel
  • âš  Packet visible to MQTT subscribers
  • âš  Full GPS precision shared
  • âš  Multi-hop path visible (1 hops)
  • âš  RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !c7376a1f
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
Signal Metrics: RSSI: -120.0 dBm
SNR: -7.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:27 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.7086734, "longitude": -79.3908335, "altitude": 0, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!c7376a1f", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2086353696, "to": 4294967295, "id": 1084007497, "rx_time": 1778893323, "rx_snr": -7.75, "rx_rssi": -120, "hop_limit": 6, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 24, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0e6a0d1a1591ebadd018002505c2076a28017800800100b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 437086734, "longitude_i": -793908335, "altitude": 0, "time": 1778893317, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (27 bytes)
0d0e6a0d1a1591ebadd018002505c2076a28017800800100b80120
Hex Analysis:
Size:27 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...

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
🧋Shake Base Client 1 (SK1) Primary 0.000s
Reference
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC Current
🧋Shake Base Client 1 (SK1) -0.205s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.179s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.167s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.142s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.124s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.106s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.096s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.086s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.076s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.067s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.049s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.037s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.026s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.015s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.011s
After
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.021s
After
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.031s
After
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.041s
After
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.053s
After
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.063s
After
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.073s
After
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.083s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.093s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.105s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.117s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.128s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.140s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.150s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.162s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.173s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.185s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.195s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.214s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.227s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.238s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.249s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.260s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.275s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.285s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.297s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.309s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.321s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.339s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.351s
After
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
TMS stationary outdoor node (TMSO) +0.368s
After
-123.0 dBm -13.50 dB 1 18 rrB1 LongFast 2026-05-16 01:02:01 UTC View
46

Total Receptions

2

Unique Gateways