Packet #39489079 Success

POSITION_APP packet from Bionicandroid 2 (DAN) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39489079
Mesh Packet ID:	`0xd5a2ef92` Used for correlation across gateways
Timestamp:	2026-05-16 07:48:12 UTC
From Node:	Bionicandroid 2 (DAN)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	POSITION_APP Port: 3

Gateway:	Bionicandroid 2 (DAN)
Channel:	ShortFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/7 hops Start: 7, Limit: 7
Relay Node:	`e4` DAN 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: 28 bytes

Decoded: Yes

Decoded Data:

Latitude:	43.783198°
Longitude:	-79.416460°
Altitude:	175 m
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:	28 bytes
Gateway:	!b03d10e4
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`	`!b03d10e4` Node ID format
`channel_id`	`ShortFast`
`packet`	`MeshPacket` (28 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`2956792036` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`3` POSITION_APP	enum
`decoded.payload_length`	`28` 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`	`1778917688` 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`	`228` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778917692.0183191` 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:	`!b03d10e4`
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:	28 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "latitude": 43.783198, "longitude": -79.41646, "altitude": 175, "sats_in_view": null, "precision_bits": 32 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!b03d10e4", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2956792036, "to": 4294967295, "id": 3584225170, "rx_time": 1778917688, "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": 228, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d2cc9181a158802aad018af01253821086a28017800800100b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 437831980, "longitude_i": -794164600, "altitude": 175, "time": 1778917688, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }

Raw Packet Data (28 bytes)

0d2cc9181a158802aad018af01253821086a28017800800100b80120

Hex Analysis:

Size:	28 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
Bionicandroid 2 (DAN) Primary	0.000s Reference	Unknown	Unknown	`e4` DAN	ShortFast	2026-05-16 07:48:12 UTC	Current
Bionicandroid 2 (DAN)	-2.055s Before	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:09 UTC	View
Bionicandroid 2 (DAN)	-1.397s Before	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-1.384s Before	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-1.364s Before	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-1.347s Before	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-1.328s Before	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-1.313s Before	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-1.298s Before	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-1.284s Before	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-1.270s Before	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-1.254s Before	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-1.241s Before	Unknown	Unknown	`e4` DAN	MediumFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-1.229s Before	Unknown	Unknown	`e4` DAN	MediumFast	2026-05-16 07:48:10 UTC	View
Bionicandroid 2 (DAN)	-0.845s Before	Unknown	Unknown	`e4` DAN	MediumFast	2026-05-16 07:48:11 UTC	View
Bionicandroid 2 (DAN)	-0.830s Before	Unknown	Unknown	`e4` DAN	MediumFast	2026-05-16 07:48:11 UTC	View
Bionicandroid 2 (DAN)	-0.482s Before	Unknown	Unknown	`e4` DAN	MediumFast	2026-05-16 07:48:11 UTC	View
Bionicandroid 2 (DAN)	-0.130s Before	Unknown	Unknown	`e4` DAN	MediumFast	2026-05-16 07:48:11 UTC	View
Bionicandroid 2 (DAN)	-0.116s Before	Unknown	Unknown	`e4` DAN	MediumFast	2026-05-16 07:48:11 UTC	View
Bionicandroid 2 (DAN)	-0.102s Before	Unknown	Unknown	`e4` DAN	MediumFast	2026-05-16 07:48:11 UTC	View
Bionicandroid 2 (DAN)	-0.089s Before	Unknown	Unknown	`e4` DAN	MediumFast	2026-05-16 07:48:11 UTC	View
Bionicandroid 2 (DAN)	-0.075s Before	Unknown	Unknown	`e4` DAN	MediumFast	2026-05-16 07:48:11 UTC	View
Bionicandroid 2 (DAN)	-0.058s Before	Unknown	Unknown	`e4` DAN	MediumFast	2026-05-16 07:48:11 UTC	View
Bionicandroid 2 (DAN)	-0.042s Before	Unknown	Unknown	`e4` DAN	ShortFast	2026-05-16 07:48:11 UTC	View
Bionicandroid 2 (DAN)	-0.027s Before	Unknown	Unknown	`e4` DAN	ShortFast	2026-05-16 07:48:11 UTC	View
Bionicandroid 2 (DAN)	-0.014s Before	Unknown	Unknown	`e4` DAN	ShortFast	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.013s After	Unknown	Unknown	`e4` DAN	ShortFast	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.030s After	Unknown	Unknown	`e4` DAN	ShortFast	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.048s After	Unknown	Unknown	`e4` DAN	ShortFast	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.409s After	Unknown	Unknown	`e4` DAN	ShortFast	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.770s After	Unknown	Unknown	`e4` DAN	ShortFast	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.783s After	Unknown	Unknown	`e4` DAN	ShortFast	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.800s After	Unknown	Unknown	`e4` DAN	ShortFast	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.814s After	Unknown	Unknown	`e4` DAN	ShortTurbo	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.828s After	Unknown	Unknown	`e4` DAN	ShortTurbo	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.844s After	Unknown	Unknown	`e4` DAN	ShortTurbo	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.859s After	Unknown	Unknown	`e4` DAN	ShortTurbo	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+0.874s After	Unknown	Unknown	`e4` DAN	ShortTurbo	2026-05-16 07:48:12 UTC	View
Bionicandroid 2 (DAN)	+1.234s After	Unknown	Unknown	`e4` DAN	ShortTurbo	2026-05-16 07:48:13 UTC	View
Bionicandroid 2 (DAN)	+1.246s After	Unknown	Unknown	`e4` DAN	ShortTurbo	2026-05-16 07:48:13 UTC	View
Bionicandroid 2 (DAN)	+1.261s After	Unknown	Unknown	`e4` DAN	ShortTurbo	2026-05-16 07:48:13 UTC	View
Bionicandroid 2 (DAN)	+1.278s After	Unknown	Unknown	`e4` DAN	ShortTurbo	2026-05-16 07:48:13 UTC	View
Bionicandroid 2 (DAN)	+1.294s After	Unknown	Unknown	`e4` DAN	ShortTurbo	2026-05-16 07:48:13 UTC	View
Bionicandroid 2 (DAN)	+1.322s After	Unknown	Unknown	`e4` DAN	ShortTurbo	2026-05-16 07:48:13 UTC	View
Bionicandroid 2 (DAN)	+1.337s After	Unknown	Unknown	`e4` DAN	LongFast	2026-05-16 07:48:13 UTC	View

45

Total Receptions

1

Unique Gateways