Packet #17714502 Success

POSITION_APP packet from Crestwood (Crst) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17714502
Mesh Packet ID:	`0x037bfb3d` Used for correlation across gateways
Timestamp:	2026-03-27 05:19:38 UTC
From Node:	Crestwood (Crst)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	POSITION_APP Port: 3

Gateway:	Crestwood (Crst)
Channel:	LongFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/3 hops Start: 3, Limit: 3
Relay Node:	None

Payload Data

Protocol: POSITION_APP

Size: 23 bytes

Decoded: Yes

Decoded Data:

Latitude:	42.950268°
Longitude:	-81.316964°
Altitude:	300 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:	23 bytes
Gateway:	!433c6b10
Channel:	LongFast
Payload Type:	POSITION_APP
Hop Count:	Unknown / 3

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`	`!433c6b10` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (23 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1128033040` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`3` POSITION_APP	enum
`decoded.payload_length`	`23` bytes	size
`hop_limit`	`3` Remaining hops allowed	uint32
`hop_start`	`3` 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`	`1774588777` 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`	Not set	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774588778.167673` 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:	`!433c6b10`
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:	23 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "latitude": 42.950268, "longitude": -81.316964, "altitude": 300, "sats_in_view": null, "precision_bits": 32 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!433c6b10", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1128033040, "to": 4294967295, "id": 58456893, "rx_time": 1774588777, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0dd8b0991915180488cf18ac02256913c6692801b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 429502680, "longitude_i": -813169640, "altitude": 300, "time": 1774588777, "location_source": "LOC_MANUAL", "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }

Raw Packet Data (23 bytes)

0dd8b0991915180488cf18ac02256913c6692801b80120

Hex Analysis:

Size:	23 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
Crestwood (Crst) Primary	0.000s Reference	Unknown	Unknown	-	LongFast	2026-03-27 05:19:38 UTC	Current
Crestwood (Crst)	-0.527s Before	Unknown	Unknown	-	LongFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.501s Before	Unknown	Unknown	-	LongFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.490s Before	Unknown	Unknown	-	LongFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.474s Before	Unknown	Unknown	-	LongFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.466s Before	Unknown	Unknown	-	LongFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.449s Before	Unknown	Unknown	-	LongFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.431s Before	Unknown	Unknown	-	LongFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.419s Before	Unknown	Unknown	-	LongFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.407s Before	Unknown	Unknown	-	LongFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.395s Before	Unknown	Unknown	-	LongFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.384s Before	Unknown	Unknown	-	LongFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.372s Before	Unknown	Unknown	-	MediumFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.361s Before	Unknown	Unknown	-	MediumFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.349s Before	Unknown	Unknown	-	MediumFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.339s Before	Unknown	Unknown	-	MediumFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.328s Before	Unknown	Unknown	-	MediumFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.318s Before	Unknown	Unknown	-	MediumFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.308s Before	Unknown	Unknown	-	MediumFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.298s Before	Unknown	Unknown	-	MediumFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.288s Before	Unknown	Unknown	-	MediumFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.278s Before	Unknown	Unknown	-	MediumFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.268s Before	Unknown	Unknown	-	MediumFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.256s Before	Unknown	Unknown	-	ShortFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.244s Before	Unknown	Unknown	-	ShortFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.232s Before	Unknown	Unknown	-	ShortFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.221s Before	Unknown	Unknown	-	ShortFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.210s Before	Unknown	Unknown	-	ShortFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.199s Before	Unknown	Unknown	-	ShortFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.187s Before	Unknown	Unknown	-	ShortFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.170s Before	Unknown	Unknown	-	ShortFast	2026-03-27 05:19:37 UTC	View
Crestwood (Crst)	-0.160s Before	Unknown	Unknown	-	ShortFast	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.149s Before	Unknown	Unknown	-	ShortFast	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.139s Before	Unknown	Unknown	-	ShortFast	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.127s Before	Unknown	Unknown	-	ShortTurbo	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.117s Before	Unknown	Unknown	-	ShortTurbo	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.106s Before	Unknown	Unknown	-	ShortTurbo	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.096s Before	Unknown	Unknown	-	ShortTurbo	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.086s Before	Unknown	Unknown	-	ShortTurbo	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.074s Before	Unknown	Unknown	-	ShortTurbo	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.062s Before	Unknown	Unknown	-	ShortTurbo	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.050s Before	Unknown	Unknown	-	ShortTurbo	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.038s Before	Unknown	Unknown	-	ShortTurbo	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.027s Before	Unknown	Unknown	-	ShortTurbo	2026-03-27 05:19:38 UTC	View
Crestwood (Crst)	-0.016s Before	Unknown	Unknown	-	ShortTurbo	2026-03-27 05:19:38 UTC	View

45

Total Receptions

1

Unique Gateways