Packet #39267782 Success

NODEINFO_APP packet from Raspberry Pi 4 (45e0) to WebWiz (789c)

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39267782
Mesh Packet ID:	`0xfc9f0535` Used for correlation across gateways
Timestamp:	2026-05-15 18:16:39 UTC
From Node:	Raspberry Pi 4 (45e0)
To Node:	WebWiz (789c)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	Raspberry Pi 4 (45e0)
Channel:	ShortFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/3 hops Start: 3, Limit: 3
Relay Node:	`e0` 45e0 Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Payload Data

Protocol: NODEINFO_APP

Size: 79 bytes

Decoded: Yes

Decoded Data:

Long Name:	Raspberry Pi 4
Short Name:	45e0
Node ID:	!675845e0
MAC Address:	LM9nWEXg
Hardware:	PORTDUINO

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:	79 bytes
Gateway:	!675845e0
Channel:	ShortFast
Payload Type:	NODEINFO_APP
Hop Count:	Unknown / 3

Privacy Summary

Exposure Level:
Direct Message

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

Exposure Risks:
⚠ Packet visible to MQTT subscribers

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!675845e0` Node ID format
`channel_id`	`ShortFast`
`packet`	`MeshPacket` (79 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1733838304` Source node ID	uint32
`to`	`1130002588` Target node ID	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`79` 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`	`1778868997` 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`	`224` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778868999.026442` 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
✓ Custom channel: ShortFast
✓ Gateway node ID tracked
✓ Zero-hop: direct from source to MQTT gateway

Exposure Risks:

⚠ Packet visible to MQTT subscribers

MQTT-Specific Fields

Gateway ID:	`!675845e0`
Zero Hop Policy:	Enabled Direct gateway connection

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	79 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!675845e0", "long_name": "Raspberry Pi 4", "short_name": "45e0", "macaddr": "LM9nWEXg", "hw_model": "PORTDUINO" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!675845e0", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1733838304, "to": 1130002588, "id": 4238279989, "rx_time": 1778868997, "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": 224, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213637353834356530120e52617370626572727920506920341a043435653022062ccf675845e0282542203f1826dc6b202115aa7038f83e2eb155999d0ec63bdcee21944b65cec220cb334800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!675845e0", "long_name": "Raspberry Pi 4", "short_name": "45e0", "macaddr": "LM9nWEXg", "hw_model": "PORTDUINO", "public_key": "Pxgm3GsgIRWqcDj4Pi6xVZmdDsY73O4hlEtlzsIgyzM=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (79 bytes)

0a09213637353834356530120e52617370626572727920506920341a043435653022062ccf675845e0282542203f1826dc6b202115aa7038f83e2eb155999d0ec63bdcee21944b65cec220cb334800

Hex Analysis:

Size:	79 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
Raspberry Pi 4 (45e0) Primary	0.000s Reference	Unknown	Unknown	`e0` 45e0	ShortFast	2026-05-15 18:16:39 UTC	Current
Raspberry Pi 4 (45e0)	-0.623s Before	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.602s Before	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.580s Before	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.559s Before	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.538s Before	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.514s Before	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.490s Before	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.467s Before	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.444s Before	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.423s Before	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.401s Before	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.380s Before	Unknown	Unknown	`e0` 45e0	MediumFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.359s Before	Unknown	Unknown	`e0` 45e0	MediumFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.335s Before	Unknown	Unknown	`e0` 45e0	MediumFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.311s Before	Unknown	Unknown	`e0` 45e0	MediumFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.288s Before	Unknown	Unknown	`e0` 45e0	MediumFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.265s Before	Unknown	Unknown	`e0` 45e0	MediumFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.243s Before	Unknown	Unknown	`e0` 45e0	MediumFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.222s Before	Unknown	Unknown	`e0` 45e0	MediumFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.201s Before	Unknown	Unknown	`e0` 45e0	MediumFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.180s Before	Unknown	Unknown	`e0` 45e0	MediumFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.156s Before	Unknown	Unknown	`e0` 45e0	MediumFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.132s Before	Unknown	Unknown	`e0` 45e0	ShortFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.108s Before	Unknown	Unknown	`e0` 45e0	ShortFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.085s Before	Unknown	Unknown	`e0` 45e0	ShortFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.064s Before	Unknown	Unknown	`e0` 45e0	ShortFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.042s Before	Unknown	Unknown	`e0` 45e0	ShortFast	2026-05-15 18:16:38 UTC	View
Raspberry Pi 4 (45e0)	-0.021s Before	Unknown	Unknown	`e0` 45e0	ShortFast	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.024s After	Unknown	Unknown	`e0` 45e0	ShortFast	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.048s After	Unknown	Unknown	`e0` 45e0	ShortFast	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.072s After	Unknown	Unknown	`e0` 45e0	ShortFast	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.095s After	Unknown	Unknown	`e0` 45e0	ShortFast	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.116s After	Unknown	Unknown	`e0` 45e0	ShortTurbo	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.138s After	Unknown	Unknown	`e0` 45e0	ShortTurbo	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.159s After	Unknown	Unknown	`e0` 45e0	ShortTurbo	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.180s After	Unknown	Unknown	`e0` 45e0	ShortTurbo	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.204s After	Unknown	Unknown	`e0` 45e0	ShortTurbo	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.228s After	Unknown	Unknown	`e0` 45e0	ShortTurbo	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.251s After	Unknown	Unknown	`e0` 45e0	ShortTurbo	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.280s After	Unknown	Unknown	`e0` 45e0	ShortTurbo	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.301s After	Unknown	Unknown	`e0` 45e0	ShortTurbo	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.322s After	Unknown	Unknown	`e0` 45e0	ShortTurbo	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.343s After	Unknown	Unknown	`e0` 45e0	ShortTurbo	2026-05-15 18:16:39 UTC	View
Raspberry Pi 4 (45e0)	+0.365s After	Unknown	Unknown	`e0` 45e0	LongFast	2026-05-15 18:16:39 UTC	View

45

Total Receptions

1

Unique Gateways