Packet #39378148 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: 39378148
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 1778893320.6968257
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) -0.268s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.242s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.230s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.205s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.187s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.169s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.159s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.149s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.139s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.129s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.112s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.100s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.089s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.078s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.063s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.052s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.042s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.031s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.021s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) -0.010s
Before
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.010s
After
-120.0 dBm -7.75 dB 1 18 rrB1 MediumFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.020s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.030s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.042s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.054s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.065s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.077s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.088s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.099s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.110s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.122s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.132s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortFast 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.152s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.164s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.175s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.186s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.197s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.212s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.222s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.234s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.246s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.258s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.276s
After
-120.0 dBm -7.75 dB 1 18 rrB1 ShortTurbo 2026-05-16 01:02:00 UTC View
🧋Shake Base Client 1 (SK1) +0.288s
After
-120.0 dBm -7.75 dB 1 18 rrB1 LongFast 2026-05-16 01:02:00 UTC View
TMS stationary outdoor node (TMSO) +0.305s
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