Packet #17774691 Success

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

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17774691
Mesh Packet ID:	`0x44c5c336` Used for correlation across gateways
Timestamp:	2026-03-27 08:41:09 UTC
From Node:	VE3WNP-11 (TGWN)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	POSITION_APP Port: 3

Gateway:	VE3WNP-11 (TGWN)
Channel:	ShortFast
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:	ShortFast
Payload Type:	POSITION_APP
Hop Count:	Unknown / 7

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 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

Field	Value
`gateway_id`	`!da548450` 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`	`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`	`1774600641` 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`	`1774600869.5228631` 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
✓ 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:	`!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": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3662971984, "to": 4294967295, "id": 1153811254, "rx_time": 1774600641, "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": "0d26b2db1915e04622d0180025c141c66928017800800100b80120", "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": 1774600641, "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)

0d26b2db1915e04622d0180025c141c66928017800800100b80120

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	ShortFast	2026-03-27 08:41:09 UTC	Current
VE3WNP-11 (TGWN)	-0.380s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.350s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.330s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.313s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.303s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.285s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.273s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.263s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.252s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.241s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.230s Before	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.219s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.209s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.198s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.187s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.175s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.163s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.151s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.139s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.127s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.116s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.104s Before	Unknown	Unknown	`50` TGWN	MediumFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.092s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.081s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.071s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.060s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.044s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.035s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.024s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	-0.012s Before	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.012s After	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.024s After	Unknown	Unknown	`50` TGWN	ShortFast	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.036s After	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.047s After	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.059s After	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.071s After	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.091s After	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.102s After	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.112s After	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.123s After	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.134s After	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.145s After	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.155s After	Unknown	Unknown	`50` TGWN	ShortTurbo	2026-03-27 08:41:09 UTC	View
VE3WNP-11 (TGWN)	+0.167s After	Unknown	Unknown	`50` TGWN	LongFast	2026-03-27 08:41:09 UTC	View

45

Total Receptions

1

Unique Gateways