Packet #17648351 Success

POSITION_APP packet from VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
25
Payload Bytes
Packet Information
Database ID: 17648351
Mesh Packet ID: 0xf0134b46
Used for correlation across gateways
Timestamp: 2026-03-27 01:42:21 UTC
From Node: VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: 68 V7DC
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: 25 bytes
Decoded: Yes
Decoded Data:
Latitude:49.309286°
Longitude:-122.866893°
Precision:13 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:25 bytes
Gateway:!9e779d68
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 3 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e779d68
Node ID format
channel_id MediumFast
packet MeshPacket (25 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658639208
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 25 bytes size
hop_limit 7
Remaining hops allowed 		uint32
hop_start 7
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 1774575740
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 104
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774575741.4988263
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
  • ✓ Reduced position precision: ~2900.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !9e779d68
Position Precision: 13 bits (~2900.0m accuracy)
Position precision meters: 2900.0
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:25 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 49.3092864, "longitude": -122.8668928, "altitude": 0, "sats_in_view": null, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e779d68", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658639208, "to": 4294967295, "id": 4027796294, "rx_time": 1774575740, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 104, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000641d150000c4b61800257ce0c5692801b0014db8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 493092864, "longitude_i": -1228668928, "altitude": 0, "time": 1774575740, "location_source": "LOC_MANUAL", "seq_number": 77, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (25 bytes)
0d0000641d150000c4b61800257ce0c5692801b0014db8010d
Hex Analysis:
Size:25 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
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) Primary 0.000s
Reference 		Unknown Unknown 0 68 V7DC MediumFast 2026-03-27 01:42:21 UTC Current
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.276s
Before 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.246s
Before 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.235s
Before 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.219s
Before 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.209s
Before 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.193s
Before 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.184s
Before 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.168s
Before 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.156s
Before 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.145s
Before 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.133s
Before 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.120s
Before 		Unknown Unknown 0 68 V7DC MediumFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.109s
Before 		Unknown Unknown 0 68 V7DC MediumFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.097s
Before 		Unknown Unknown 0 68 V7DC MediumFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.086s
Before 		Unknown Unknown 0 68 V7DC MediumFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.075s
Before 		Unknown Unknown 0 68 V7DC MediumFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.065s
Before 		Unknown Unknown 0 68 V7DC MediumFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.054s
Before 		Unknown Unknown 0 68 V7DC MediumFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.037s
Before 		Unknown Unknown 0 68 V7DC MediumFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.020s
Before 		Unknown Unknown 0 68 V7DC MediumFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.010s
Before 		Unknown Unknown 0 68 V7DC MediumFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.012s
After 		Unknown Unknown 0 68 V7DC ShortFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.023s
After 		Unknown Unknown 0 68 V7DC ShortFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.035s
After 		Unknown Unknown 0 68 V7DC ShortFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.047s
After 		Unknown Unknown 0 68 V7DC ShortFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.058s
After 		Unknown Unknown 0 68 V7DC ShortFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.070s
After 		Unknown Unknown 0 68 V7DC ShortFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.081s
After 		Unknown Unknown 0 68 V7DC ShortFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.093s
After 		Unknown Unknown 0 68 V7DC ShortFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.104s
After 		Unknown Unknown 0 68 V7DC ShortFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.115s
After 		Unknown Unknown 0 68 V7DC ShortFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.126s
After 		Unknown Unknown 0 68 V7DC ShortFast 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.136s
After 		Unknown Unknown 0 68 V7DC ShortTurbo 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.147s
After 		Unknown Unknown 0 68 V7DC ShortTurbo 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.157s
After 		Unknown Unknown 0 68 V7DC ShortTurbo 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.168s
After 		Unknown Unknown 0 68 V7DC ShortTurbo 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.178s
After 		Unknown Unknown 0 68 V7DC ShortTurbo 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.190s
After 		Unknown Unknown 0 68 V7DC ShortTurbo 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.207s
After 		Unknown Unknown 0 68 V7DC ShortTurbo 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.219s
After 		Unknown Unknown 0 68 V7DC ShortTurbo 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.231s
After 		Unknown Unknown 0 68 V7DC ShortTurbo 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.242s
After 		Unknown Unknown 0 68 V7DC ShortTurbo 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.254s
After 		Unknown Unknown 0 68 V7DC ShortTurbo 2026-03-27 01:42:21 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.265s
After 		Unknown Unknown 0 68 V7DC LongFast 2026-03-27 01:42:21 UTC View
45

Total Receptions

1

Unique Gateways