Packet #17731262 Success

POSITION_APP packet from PBR3 to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 17731262
Mesh Packet ID: 0xeb1e59b2
Used for correlation across gateways
Timestamp: 2026-03-27 06:20:15 UTC
From Node: PBR3 (88cd)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: PBR3 (88cd)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: cd PBR3
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: 28 bytes
Decoded: Yes
Decoded Data:
Latitude:42.867758°
Longitude:-80.731580°
Altitude:247 m
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:28 bytes
Gateway:!0d2388cd
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 2 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 !0d2388cd
Node ID format
channel_id MediumFast
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 220432589
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 28 bytes size
hop_limit 3
Remaining hops allowed
uint32
hop_start 3
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1774592401
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 10
Packet priority level
enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 205
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774592415.4023592
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
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
MQTT-Specific Fields
Gateway ID: !0d2388cd
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
Zero Hop Policy: Enabled
Direct gateway connection
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 42.867758, "longitude": -80.7315799, "altitude": 247, "sats_in_view": null, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!0d2388cd", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 220432589, "to": 4294967295, "id": 3944634802, "rx_time": 1774592401, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 205, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0dcc198d1915a956e1cf18f701259121c66928017800800100b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 428677580, "longitude_i": -807315799, "altitude": 247, "time": 1774592401, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (28 bytes)
0dcc198d1915a956e1cf18f701259121c66928017800800100b80120
Hex Analysis:
Size:28 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
PBR3 (88cd) Primary 0.000s
Reference
Unknown Unknown 0 cd PBR3 MediumFast 2026-03-27 06:20:15 UTC Current
PBR3 (88cd) -0.274s
Before
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.234s
Before
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.223s
Before
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.206s
Before
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.183s
Before
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.163s
Before
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.152s
Before
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.140s
Before
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.126s
Before
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.116s
Before
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.105s
Before
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.095s
Before
Unknown Unknown 0 cd PBR3 MediumFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.084s
Before
Unknown Unknown 0 cd PBR3 MediumFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.073s
Before
Unknown Unknown 0 cd PBR3 MediumFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.062s
Before
Unknown Unknown 0 cd PBR3 MediumFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.052s
Before
Unknown Unknown 0 cd PBR3 MediumFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.037s
Before
Unknown Unknown 0 cd PBR3 MediumFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.024s
Before
Unknown Unknown 0 cd PBR3 MediumFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) -0.012s
Before
Unknown Unknown 0 cd PBR3 MediumFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.018s
After
Unknown Unknown 0 cd PBR3 MediumFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.029s
After
Unknown Unknown 0 cd PBR3 MediumFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.041s
After
Unknown Unknown 0 cd PBR3 ShortFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.058s
After
Unknown Unknown 0 cd PBR3 ShortFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.068s
After
Unknown Unknown 0 cd PBR3 ShortFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.079s
After
Unknown Unknown 0 cd PBR3 ShortFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.089s
After
Unknown Unknown 0 cd PBR3 ShortFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.100s
After
Unknown Unknown 0 cd PBR3 ShortFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.111s
After
Unknown Unknown 0 cd PBR3 ShortFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.121s
After
Unknown Unknown 0 cd PBR3 ShortFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.133s
After
Unknown Unknown 0 cd PBR3 ShortFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.145s
After
Unknown Unknown 0 cd PBR3 ShortFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.157s
After
Unknown Unknown 0 cd PBR3 ShortFast 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.169s
After
Unknown Unknown 0 cd PBR3 ShortTurbo 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.180s
After
Unknown Unknown 0 cd PBR3 ShortTurbo 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.191s
After
Unknown Unknown 0 cd PBR3 ShortTurbo 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.203s
After
Unknown Unknown 0 cd PBR3 ShortTurbo 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.215s
After
Unknown Unknown 0 cd PBR3 ShortTurbo 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.226s
After
Unknown Unknown 0 cd PBR3 ShortTurbo 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.237s
After
Unknown Unknown 0 cd PBR3 ShortTurbo 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.247s
After
Unknown Unknown 0 cd PBR3 ShortTurbo 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.258s
After
Unknown Unknown 0 cd PBR3 ShortTurbo 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.269s
After
Unknown Unknown 0 cd PBR3 ShortTurbo 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.279s
After
Unknown Unknown 0 cd PBR3 ShortTurbo 2026-03-27 06:20:15 UTC View
PBR3 (88cd) +0.290s
After
Unknown Unknown 0 cd PBR3 LongFast 2026-03-27 06:20:15 UTC View
45

Total Receptions

1

Unique Gateways