Packet #39472838 Success

POSITION_APP packet from GV Router (e2d4) to not a toaster (daw)

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39472838
Mesh Packet ID:	`0x604e17d8` Used for correlation across gateways
Timestamp:	2026-05-16 06:48:09 UTC
From Node:	GV Router (e2d4)
To Node:	not a toaster (daw)
Success:	Processed
Protocol:	POSITION_APP Port: 3

Gateway:	GV Router (e2d4)
Channel:	LongFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/2 hops Start: 2, Limit: 2
Relay Node:	`d4` e2d4 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:	43.909120°
Longitude:	-80.347136°
Altitude:	480 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:	!9e75e2d4
Channel:	LongFast
Payload Type:	POSITION_APP
Hop Count:	Unknown / 2

Privacy Summary

Exposure Level:
Direct Message

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...

Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!9e75e2d4` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (28 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`2658525908` Source node ID	uint32
`to`	`2571147703` Target node ID	uint32
`decoded.portnum`	`3` POSITION_APP	enum
`decoded.payload_length`	`28` bytes	size
`hop_limit`	`2` Remaining hops allowed	uint32
`hop_start`	`2` 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`	`1778914082` Receive timestamp	fixed32
`via_mqtt`	False Direct LoRa transmission	bool
`want_ack`	False No ACK requested	bool
`priority`	`70` 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`	`212` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778914089.4836` Unix timestamp	uint32

MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message

Privacy Features:

✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
✓ Gateway node ID tracked
✓ Reduced position precision: ~2900.0m accuracy
✓ Zero-hop: direct from source to MQTT gateway

Exposure Risks:

⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers

MQTT-Specific Fields

Gateway ID:	`!9e75e2d4`
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": 43.90912, "longitude": -80.347136, "altitude": 480, "sats_in_view": null, "precision_bits": 13 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!9e75e2d4", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658525908, "to": 2571147703, "id": 1615730648, "rx_time": 1778914082, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": false, "want_ack": false, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 212, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00002c1a1500001cd018e003252213086a28017800800100b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 439091200, "longitude_i": -803471360, "altitude": 480, "time": 1778914082, "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)

0d00002c1a1500001cd018e003252213086a28017800800100b8010d

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
GV Router (e2d4) Primary	0.000s Reference	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:09 UTC	Current
GV Router (e2d4)	-1.525s Before	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:07 UTC	View
GV Router (e2d4)	-0.620s Before	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:08 UTC	View
GV Router (e2d4)	-0.387s Before	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:09 UTC	View
GV Router (e2d4)	-0.218s Before	Unknown	Unknown	`d4` e2d4	MediumFast	2026-05-16 06:48:09 UTC	View
GV Router (e2d4)	-0.142s Before	Unknown	Unknown	`d4` e2d4	MediumFast	2026-05-16 06:48:09 UTC	View
GV Router (e2d4)	-0.118s Before	Unknown	Unknown	`d4` e2d4	MediumFast	2026-05-16 06:48:09 UTC	View
GV Router (e2d4)	+0.214s After	Unknown	Unknown	`d4` e2d4	ShortFast	2026-05-16 06:48:09 UTC	View
GV Router (e2d4)	+0.239s After	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:09 UTC	View
GV Router (e2d4)	+0.402s After	Unknown	Unknown	`d4` e2d4	ShortFast	2026-05-16 06:48:09 UTC	View
GV Router (e2d4)	+0.487s After	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:09 UTC	View
GV Router (e2d4)	+0.596s After	Unknown	Unknown	`d4` e2d4	MediumFast	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+0.713s After	Unknown	Unknown	`d4` e2d4	MediumFast	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+0.725s After	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+0.813s After	Unknown	Unknown	`d4` e2d4	MediumFast	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+0.850s After	Unknown	Unknown	`d4` e2d4	ShortFast	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+0.861s After	Unknown	Unknown	`d4` e2d4	ShortTurbo	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+0.938s After	Unknown	Unknown	`d4` e2d4	ShortTurbo	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+1.050s After	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+1.158s After	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+1.195s After	Unknown	Unknown	`d4` e2d4	ShortTurbo	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+1.317s After	Unknown	Unknown	`d4` e2d4	ShortTurbo	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+1.392s After	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+1.417s After	Unknown	Unknown	`d4` e2d4	ShortFast	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+1.441s After	Unknown	Unknown	`d4` e2d4	ShortTurbo	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+1.500s After	Unknown	Unknown	`d4` e2d4	ShortTurbo	2026-05-16 06:48:10 UTC	View
GV Router (e2d4)	+1.523s After	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:11 UTC	View
GV Router (e2d4)	+1.709s After	Unknown	Unknown	`d4` e2d4	ShortFast	2026-05-16 06:48:11 UTC	View
GV Router (e2d4)	+1.793s After	Unknown	Unknown	`d4` e2d4	ShortFast	2026-05-16 06:48:11 UTC	View
GV Router (e2d4)	+1.998s After	Unknown	Unknown	`d4` e2d4	ShortTurbo	2026-05-16 06:48:11 UTC	View
GV Router (e2d4)	+2.102s After	Unknown	Unknown	`d4` e2d4	MediumFast	2026-05-16 06:48:11 UTC	View
GV Router (e2d4)	+2.236s After	Unknown	Unknown	`d4` e2d4	ShortTurbo	2026-05-16 06:48:11 UTC	View
GV Router (e2d4)	+2.408s After	Unknown	Unknown	`d4` e2d4	MediumFast	2026-05-16 06:48:11 UTC	View
GV Router (e2d4)	+2.496s After	Unknown	Unknown	`d4` e2d4	ShortTurbo	2026-05-16 06:48:11 UTC	View
GV Router (e2d4)	+2.731s After	Unknown	Unknown	`d4` e2d4	ShortTurbo	2026-05-16 06:48:12 UTC	View
GV Router (e2d4)	+2.790s After	Unknown	Unknown	`d4` e2d4	ShortTurbo	2026-05-16 06:48:12 UTC	View
GV Router (e2d4)	+2.804s After	Unknown	Unknown	`d4` e2d4	ShortFast	2026-05-16 06:48:12 UTC	View
GV Router (e2d4)	+2.982s After	Unknown	Unknown	`d4` e2d4	MediumFast	2026-05-16 06:48:12 UTC	View
GV Router (e2d4)	+3.059s After	Unknown	Unknown	`d4` e2d4	ShortFast	2026-05-16 06:48:12 UTC	View
GV Router (e2d4)	+3.229s After	Unknown	Unknown	`d4` e2d4	MediumFast	2026-05-16 06:48:12 UTC	View
GV Router (e2d4)	+3.552s After	Unknown	Unknown	`d4` e2d4	LongFast	2026-05-16 06:48:13 UTC	View
GV Router (e2d4)	+3.633s After	Unknown	Unknown	`d4` e2d4	ShortFast	2026-05-16 06:48:13 UTC	View
GV Router (e2d4)	+4.022s After	Unknown	Unknown	`d4` e2d4	ShortFast	2026-05-16 06:48:13 UTC	View
GV Router (e2d4)	+4.343s After	Unknown	Unknown	`d4` e2d4	MediumFast	2026-05-16 06:48:13 UTC	View
GV Router (e2d4)	+6.856s After	Unknown	Unknown	`d4` e2d4	ShortFast	2026-05-16 06:48:16 UTC	View

45

Total Receptions

1

Unique Gateways