Packet #39613746 Success

POSITION_APP packet from CatsWold (CTSW) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39613746
Mesh Packet ID:	`0x9d1334c8` Used for correlation across gateways
Timestamp:	2026-05-16 14:25:25 UTC
From Node:	CatsWold (CTSW)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	POSITION_APP Port: 3

Gateway:	CatsWold (CTSW)
Channel:	MediumFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/5 hops Start: 5, Limit: 5
Relay Node:	`60` CTSW 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:	45.796557°
Longitude:	-66.872934°
Altitude:	201 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:	28 bytes
Gateway:	!0e56a560
Channel:	MediumFast
Payload Type:	POSITION_APP
Hop Count:	Unknown / 5

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

Field	Value
`gateway_id`	`!0e56a560` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (28 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`240559456` 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`	`5` Remaining hops allowed	uint32
`hop_start`	`5` 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`	`1778941525` 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`	`96` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778941525.9622433` 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:	`!0e56a560`
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:	28 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "latitude": 45.7965568, "longitude": -66.8729344, "altitude": 201, "sats_in_view": null, "precision_bits": 13 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!0e56a560", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 240559456, "to": 4294967295, "id": 2635281608, "rx_time": 1778941525, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 5, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 96, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00004c1b15000024d818c90125557e086a28017800800100b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 457965568, "longitude_i": -668729344, "altitude": 201, "time": 1778941525, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }

Raw Packet Data (28 bytes)

0d00004c1b15000024d818c90125557e086a28017800800100b8010d

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
CatsWold (CTSW) Primary	0.000s Reference	Unknown	Unknown	`60` CTSW	MediumFast	2026-05-16 14:25:25 UTC	Current
CatsWold (CTSW)	-0.140s Before	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	-0.119s Before	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	-0.107s Before	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	-0.096s Before	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	-0.076s Before	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	-0.064s Before	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	-0.054s Before	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	-0.043s Before	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	-0.033s Before	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	-0.021s Before	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	-0.011s Before	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	+0.011s After	Unknown	Unknown	`60` CTSW	MediumFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	+0.022s After	Unknown	Unknown	`60` CTSW	MediumFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	+0.034s After	Unknown	Unknown	`60` CTSW	MediumFast	2026-05-16 14:25:25 UTC	View
CatsWold (CTSW)	+0.046s After	Unknown	Unknown	`60` CTSW	MediumFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.061s After	Unknown	Unknown	`60` CTSW	MediumFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.072s After	Unknown	Unknown	`60` CTSW	MediumFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.084s After	Unknown	Unknown	`60` CTSW	MediumFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.095s After	Unknown	Unknown	`60` CTSW	MediumFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.107s After	Unknown	Unknown	`60` CTSW	MediumFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.117s After	Unknown	Unknown	`60` CTSW	MediumFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.131s After	Unknown	Unknown	`60` CTSW	ShortFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.142s After	Unknown	Unknown	`60` CTSW	ShortFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.154s After	Unknown	Unknown	`60` CTSW	ShortFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.166s After	Unknown	Unknown	`60` CTSW	ShortFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.180s After	Unknown	Unknown	`60` CTSW	ShortFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.191s After	Unknown	Unknown	`60` CTSW	ShortFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.208s After	Unknown	Unknown	`60` CTSW	ShortFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.221s After	Unknown	Unknown	`60` CTSW	ShortFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.233s After	Unknown	Unknown	`60` CTSW	ShortFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.245s After	Unknown	Unknown	`60` CTSW	ShortFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.258s After	Unknown	Unknown	`60` CTSW	ShortFast	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.272s After	Unknown	Unknown	`60` CTSW	ShortTurbo	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.284s After	Unknown	Unknown	`60` CTSW	ShortTurbo	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.295s After	Unknown	Unknown	`60` CTSW	ShortTurbo	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.307s After	Unknown	Unknown	`60` CTSW	ShortTurbo	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.318s After	Unknown	Unknown	`60` CTSW	ShortTurbo	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.332s After	Unknown	Unknown	`60` CTSW	ShortTurbo	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.346s After	Unknown	Unknown	`60` CTSW	ShortTurbo	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.357s After	Unknown	Unknown	`60` CTSW	ShortTurbo	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.369s After	Unknown	Unknown	`60` CTSW	ShortTurbo	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.380s After	Unknown	Unknown	`60` CTSW	ShortTurbo	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.391s After	Unknown	Unknown	`60` CTSW	ShortTurbo	2026-05-16 14:25:26 UTC	View
CatsWold (CTSW)	+0.402s After	Unknown	Unknown	`60` CTSW	LongFast	2026-05-16 14:25:26 UTC	View

45

Total Receptions

1

Unique Gateways