Packet #17679215 Success

POSITION_APP packet from BRH T1000-E (BRT1) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
41
Payload Bytes
Packet Information
Database ID: 17679215
Mesh Packet ID: 0x50e0e42f
Used for correlation across gateways
Timestamp: 2026-03-27 03:22:20 UTC
From Node: BRH T1000-E (BRT1)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: BRH T1000-E (BRT1)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: b5 BRT1
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: 41 bytes
Decoded: Yes
Decoded Data:
Latitude:50.869043°
Longitude:-113.993318°
Altitude:1003 m
Satellites:18
Precision:14 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:41 bytes
Gateway:!23e4aeb5
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !23e4aeb5
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (41 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 602189493
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 41 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 1774581748
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 181
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774581740.4136426
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)
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~1500.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !23e4aeb5
Position Precision: 14 bits (~1500.0m accuracy)
Position precision meters: 1500.0
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:41 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 50.8690432, "longitude": -113.9933184, "altitude": 1003, "sats_in_view": 18, "precision_bits": 14 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!23e4aeb5", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 602189493, "to": 4294967295, "id": 1356915759, "rx_time": 1774581748, "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": 181, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000521e1500000ebc18eb0725f4f7c56928023dd8f7c569585e7800800198e9ec07980112b8010e", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 508690432, "longitude_i": -1139933184, "altitude": 1003, "time": 1774581748, "location_source": "LOC_INTERNAL", "timestamp": 1774581720, "PDOP": 94, "ground_speed": 0, "ground_track": 16463000, "sats_in_view": 18, "precision_bits": 14, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (41 bytes)
0d0000521e1500000ebc18eb0725f4f7c56928023dd8f7c569585e7800800198e9ec07980112b8010e
Hex Analysis:
Size:41 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 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
BRH T1000-E (BRT1) Primary 0.000s
Reference 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC Current
BRH T1000-E (BRT1) -0.120s
Before 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) -0.097s
Before 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) -0.086s
Before 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) -0.070s
Before 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) -0.054s
Before 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) -0.036s
Before 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) -0.024s
Before 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) -0.012s
Before 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.011s
After 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.023s
After 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.034s
After 		Unknown Unknown 0 b5 BRT1 MediumFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.046s
After 		Unknown Unknown 0 b5 BRT1 MediumFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.057s
After 		Unknown Unknown 0 b5 BRT1 MediumFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.067s
After 		Unknown Unknown 0 b5 BRT1 MediumFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.078s
After 		Unknown Unknown 0 b5 BRT1 MediumFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.089s
After 		Unknown Unknown 0 b5 BRT1 MediumFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.099s
After 		Unknown Unknown 0 b5 BRT1 MediumFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.110s
After 		Unknown Unknown 0 b5 BRT1 MediumFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.121s
After 		Unknown Unknown 0 b5 BRT1 MediumFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.131s
After 		Unknown Unknown 0 b5 BRT1 MediumFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.143s
After 		Unknown Unknown 0 b5 BRT1 MediumFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.155s
After 		Unknown Unknown 0 b5 BRT1 ShortFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.168s
After 		Unknown Unknown 0 b5 BRT1 ShortFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.180s
After 		Unknown Unknown 0 b5 BRT1 ShortFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.192s
After 		Unknown Unknown 0 b5 BRT1 ShortFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.203s
After 		Unknown Unknown 0 b5 BRT1 ShortFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.215s
After 		Unknown Unknown 0 b5 BRT1 ShortFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.227s
After 		Unknown Unknown 0 b5 BRT1 ShortFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.238s
After 		Unknown Unknown 0 b5 BRT1 ShortFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.254s
After 		Unknown Unknown 0 b5 BRT1 ShortFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.266s
After 		Unknown Unknown 0 b5 BRT1 ShortFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.276s
After 		Unknown Unknown 0 b5 BRT1 ShortFast 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.287s
After 		Unknown Unknown 0 b5 BRT1 ShortTurbo 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.299s
After 		Unknown Unknown 0 b5 BRT1 ShortTurbo 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.310s
After 		Unknown Unknown 0 b5 BRT1 ShortTurbo 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.320s
After 		Unknown Unknown 0 b5 BRT1 ShortTurbo 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.333s
After 		Unknown Unknown 0 b5 BRT1 ShortTurbo 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.348s
After 		Unknown Unknown 0 b5 BRT1 ShortTurbo 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.360s
After 		Unknown Unknown 0 b5 BRT1 ShortTurbo 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.372s
After 		Unknown Unknown 0 b5 BRT1 ShortTurbo 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.384s
After 		Unknown Unknown 0 b5 BRT1 ShortTurbo 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.400s
After 		Unknown Unknown 0 b5 BRT1 ShortTurbo 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.412s
After 		Unknown Unknown 0 b5 BRT1 ShortTurbo 2026-03-27 03:22:20 UTC View
BRH T1000-E (BRT1) +0.424s
After 		Unknown Unknown 0 b5 BRT1 LongFast 2026-03-27 03:22:20 UTC View
45

Total Receptions

1

Unique Gateways