Packet #17802272 Success

POSITION_APP packet from VE3WNP-11 (TGWN) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17802272
Mesh Packet ID:	`0xf37ab740` Used for correlation across gateways
Timestamp:	2026-03-27 09:57:57 UTC
From Node:	VE3WNP-11 (TGWN)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	POSITION_APP Port: 3

Gateway:	VE3WNP-11 (TGWN)
Channel:	LongFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/7 hops Start: 7, Limit: 7
Relay Node:	`50` TGWN 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:	43.382839°
Longitude:	-80.306000°
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:	27 bytes
Gateway:	!da548450
Channel:	LongFast
Payload Type:	POSITION_APP
Hop Count:	Unknown / 7

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 2 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!da548450` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (27 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`3662971984` 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`	`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`	`1774604260` 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`	`80` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774605477.119091` 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
✓ 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
⚠ Full GPS precision shared

MQTT-Specific Fields

Gateway ID:	`!da548450`
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:	27 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "latitude": 43.382839, "longitude": -80.306, "altitude": 0, "sats_in_view": null, "precision_bits": 32 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!da548450", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3662971984, "to": 4294967295, "id": 4084905792, "rx_time": 1774604260, "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": 80, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d26b2db1915e04622d0180025e44fc66928017800800100b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 433828390, "longitude_i": -803060000, "altitude": 0, "time": 1774604260, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }

Raw Packet Data (27 bytes)

0d26b2db1915e04622d0180025e44fc66928017800800100b80120

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
VE3WNP-11 (TGWN) Primary	0.000s Reference	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:57 UTC	Current
VE3WNP-11 (TGWN)	-0.873s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.857s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.846s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.835s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.721s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.672s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.660s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.648s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.636s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.623s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.612s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.601s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.590s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.579s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.568s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.557s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.546s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.535s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.525s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.510s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.497s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.485s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.473s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.462s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.450s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.382s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.370s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.359s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.347s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.336s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.324s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.313s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.301s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.283s Before	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.271s Before	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.259s Before	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.246s Before	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 09:57:56 UTC	View
VE3WNP-11 (TGWN)	-0.083s Before	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 09:57:57 UTC	View
VE3WNP-11 (TGWN)	-0.071s Before	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 09:57:57 UTC	View
VE3WNP-11 (TGWN)	-0.059s Before	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 09:57:57 UTC	View
VE3WNP-11 (TGWN)	-0.047s Before	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 09:57:57 UTC	View
VE3WNP-11 (TGWN)	-0.035s Before	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 09:57:57 UTC	View
VE3WNP-11 (TGWN)	-0.022s Before	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 09:57:57 UTC	View
VE3WNP-11 (TGWN)	-0.011s Before	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 09:57:57 UTC	View

45

Total Receptions

1

Unique Gateways