Packet #17726059 Success

POSITION_APP packet from SandVerdun (SVer) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17726059
Mesh Packet ID:	`0x4e8eca6e` Used for correlation across gateways
Timestamp:	2026-03-27 05:59:35 UTC
From Node:	SandVerdun (SVer)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	POSITION_APP Port: 3

Gateway:	SandVerdun (SVer)
Channel:	ShortFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/3 hops Start: 3, Limit: 3
Relay Node:	`08` SVer 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:	45.481984°
Longitude:	-73.583821°
Altitude:	19 m
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:	27 bytes
Gateway:	!e2e53c08
Channel:	ShortFast
Payload Type:	POSITION_APP
Hop Count:	Unknown / 3

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

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!e2e53c08` 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

Field	Value	Type
`from`	`3806673928` 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`	`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`	`1774591173` 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`	`8` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774591175.646242` 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: ~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:	`!e2e53c08`
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:	27 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "latitude": 45.481984, "longitude": -73.5838208, "altitude": 19, "sats_in_view": null, "precision_bits": 13 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!e2e53c08", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3806673928, "to": 4294967295, "id": 1317980782, "rx_time": 1774591173, "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": 8, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00001c1b15000024d4181325c51cc66928017800800100b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 454819840, "longitude_i": -735838208, "altitude": 19, "time": 1774591173, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }

Raw Packet Data (27 bytes)

0d00001c1b15000024d4181325c51cc66928017800800100b8010d

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 reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.

Gateway	Time Offset	RSSI	SNR	Relay	Channel	Timestamp	Actions
SandVerdun (SVer) Primary	0.000s Reference	Unknown	Unknown	`08` SVer	ShortFast	2026-03-27 05:59:35 UTC	Current
SandVerdun (SVer)	-0.797s Before	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:34 UTC	View
SandVerdun (SVer)	-0.785s Before	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:34 UTC	View
SandVerdun (SVer)	-0.767s Before	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:34 UTC	View
SandVerdun (SVer)	-0.745s Before	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:34 UTC	View
SandVerdun (SVer)	-0.724s Before	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:34 UTC	View
SandVerdun (SVer)	-0.703s Before	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:34 UTC	View
SandVerdun (SVer)	-0.690s Before	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:34 UTC	View
SandVerdun (SVer)	-0.677s Before	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:34 UTC	View
SandVerdun (SVer)	-0.664s Before	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:34 UTC	View
SandVerdun (SVer)	-0.641s Before	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.627s Before	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.612s Before	Unknown	Unknown	`08` SVer	MediumFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.598s Before	Unknown	Unknown	`08` SVer	MediumFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.583s Before	Unknown	Unknown	`08` SVer	MediumFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.568s Before	Unknown	Unknown	`08` SVer	MediumFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.554s Before	Unknown	Unknown	`08` SVer	MediumFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.184s Before	Unknown	Unknown	`08` SVer	MediumFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.168s Before	Unknown	Unknown	`08` SVer	MediumFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.142s Before	Unknown	Unknown	`08` SVer	MediumFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.127s Before	Unknown	Unknown	`08` SVer	MediumFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.112s Before	Unknown	Unknown	`08` SVer	MediumFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.100s Before	Unknown	Unknown	`08` SVer	MediumFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.087s Before	Unknown	Unknown	`08` SVer	ShortFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.075s Before	Unknown	Unknown	`08` SVer	ShortFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.061s Before	Unknown	Unknown	`08` SVer	ShortFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.043s Before	Unknown	Unknown	`08` SVer	ShortFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.032s Before	Unknown	Unknown	`08` SVer	ShortFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.021s Before	Unknown	Unknown	`08` SVer	ShortFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	-0.011s Before	Unknown	Unknown	`08` SVer	ShortFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.010s After	Unknown	Unknown	`08` SVer	ShortFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.022s After	Unknown	Unknown	`08` SVer	ShortFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.033s After	Unknown	Unknown	`08` SVer	ShortFast	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.046s After	Unknown	Unknown	`08` SVer	ShortTurbo	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.058s After	Unknown	Unknown	`08` SVer	ShortTurbo	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.070s After	Unknown	Unknown	`08` SVer	ShortTurbo	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.081s After	Unknown	Unknown	`08` SVer	ShortTurbo	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.093s After	Unknown	Unknown	`08` SVer	ShortTurbo	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.110s After	Unknown	Unknown	`08` SVer	ShortTurbo	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.128s After	Unknown	Unknown	`08` SVer	ShortTurbo	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.139s After	Unknown	Unknown	`08` SVer	ShortTurbo	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.150s After	Unknown	Unknown	`08` SVer	ShortTurbo	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.161s After	Unknown	Unknown	`08` SVer	ShortTurbo	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.172s After	Unknown	Unknown	`08` SVer	ShortTurbo	2026-03-27 05:59:35 UTC	View
SandVerdun (SVer)	+0.183s After	Unknown	Unknown	`08` SVer	LongFast	2026-03-27 05:59:35 UTC	View

45

Total Receptions

1

Unique Gateways