Packet #39351401 Success

POSITION_APP packet from Komodo Base (KomB) to !ffffffff

46
Total Receptions
2
Unique Gateways
0
Hop Count
27
Payload Bytes
Packet Information
Database ID: 39351401
Mesh Packet ID: 0xccc93b9c
Used for correlation across gateways
Timestamp: 2026-05-15 23:34:26 UTC
From Node: Komodo Base (KomB)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: TINKERBELL L20/USON mt.gt 6358 (TINK)
Channel: ShortFast
RSSI: -128 dBm
SNR: -19.0 dBm
Hop Info: 0/4 hops
Start: 4, Limit: 4
Relay Node: c8 KomB
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:43.653530°
Longitude:-79.383757°
Altitude:60 m
Precision:15 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:!433a6358
Channel:ShortFast
Payload Type:POSITION_APP
Hop Count:Unknown / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 3 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !433a6358
Node ID format
channel_id ShortFast
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2733365960
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 4
Remaining hops allowed
uint32
hop_start 4
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi -128.0 dBm
Signal strength at gateway
int32
rx_snr -19.00 dB
Signal quality at gateway
float
rx_time 1778888064
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 200
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778888066.2252111
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: ShortFast
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~729.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !433a6358
Position Precision: 15 bits (~729.0m accuracy)
Position precision meters: 729.0
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -128.0 dBm
SNR: -19.00 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": 43.6535296, "longitude": -79.3837568, "altitude": 60, "sats_in_view": null, "precision_bits": 15 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!433a6358", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2733365960, "to": 4294967295, "id": 3435740060, "rx_time": 1778888064, "rx_snr": -19.0, "rx_rssi": -128, "hop_limit": 4, "hop_start": 4, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 200, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000051a150000afd0183c2580ad076a28017800800100b8010f", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 436535296, "longitude_i": -793837568, "altitude": 60, "time": 1778888064, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 15, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (27 bytes)
0d0000051a150000afd0183c2580ad076a28017800800100b8010f
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
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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 Relay Channel Timestamp Actions
TINKERBELL L20/USON mt.gt 6358 (TINK) Primary 0.000s
Reference
-128.0 dBm -19.00 dB 0 c8 KomB ShortFast 2026-05-15 23:34:26 UTC Current
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.333s
Before
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:25 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.308s
Before
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:25 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.297s
Before
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:25 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.280s
Before
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:25 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.269s
Before
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:25 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.251s
Before
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:25 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.232s
Before
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:25 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.220s
Before
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.208s
Before
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.196s
Before
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.184s
Before
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.174s
Before
-128.0 dBm -19.00 dB 0 c8 KomB MediumFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.163s
Before
-128.0 dBm -19.00 dB 0 c8 KomB MediumFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.152s
Before
-128.0 dBm -19.00 dB 0 c8 KomB MediumFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.141s
Before
-128.0 dBm -19.00 dB 0 c8 KomB MediumFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.130s
Before
-128.0 dBm -19.00 dB 0 c8 KomB MediumFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.120s
Before
-128.0 dBm -19.00 dB 0 c8 KomB MediumFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.109s
Before
-128.0 dBm -19.00 dB 0 c8 KomB MediumFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.100s
Before
-128.0 dBm -19.00 dB 0 c8 KomB MediumFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.082s
Before
-128.0 dBm -19.00 dB 0 c8 KomB MediumFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.070s
Before
-128.0 dBm -19.00 dB 0 c8 KomB MediumFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.059s
Before
-128.0 dBm -19.00 dB 0 c8 KomB MediumFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.047s
Before
-128.0 dBm -19.00 dB 0 c8 KomB ShortFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.035s
Before
-128.0 dBm -19.00 dB 0 c8 KomB ShortFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.023s
Before
-128.0 dBm -19.00 dB 0 c8 KomB ShortFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.012s
Before
-128.0 dBm -19.00 dB 0 c8 KomB ShortFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.011s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.022s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.033s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.043s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.054s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.065s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortFast 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.076s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortTurbo 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.086s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortTurbo 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.098s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortTurbo 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.111s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortTurbo 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.123s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortTurbo 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.134s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortTurbo 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.146s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortTurbo 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.158s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortTurbo 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.170s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortTurbo 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.181s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortTurbo 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.192s
After
-128.0 dBm -19.00 dB 0 c8 KomB ShortTurbo 2026-05-15 23:34:26 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.203s
After
-128.0 dBm -19.00 dB 0 c8 KomB LongFast 2026-05-15 23:34:26 UTC View
LAMBSAUCE L20/US/ON/wood mt.gt 5234 (LAMB) +0.214s
After
Unknown Unknown 1 58 TINK LongFast 2026-05-15 23:34:26 UTC View
46

Total Receptions

2

Unique Gateways