Packet #17812302 Success

NODEINFO_APP packet from VA3HHQ (748f) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17812302
Mesh Packet ID:	`0x5b5e0fbc` Used for correlation across gateways
Timestamp:	2026-03-27 10:18:49 UTC
From Node:	VA3HHQ (748f)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	VE3WNP-11 (TGWN)
Channel:	LongFast
RSSI:	-123 dBm
SNR:	-12.25 dBm
Hop Info:	1/3 hops Start: 3, Limit: 2
Relay Node:	`c9` dcc9 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: 71 bytes

Decoded: Yes

Decoded Data:

Long Name:	VA3HHQ
Short Name:	748f
Node ID:	!fd71748f
MAC Address:	3Ij9cXSP
Hardware:	T_ECHO

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:	71 bytes
Gateway:	!da548450
Channel:	LongFast
Payload Type:	NODEINFO_APP
Hop Count:	1 / 3

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!da548450` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (71 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`4252071055` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`71` bytes	size
`hop_limit`	`2` Remaining hops allowed	uint32
`hop_start`	`3` Initial hop limit	uint32
`hops_taken`	`1` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-123.0` dBm Signal strength at gateway	int32
`rx_snr`	`-12.25` dB Signal quality at gateway	float
`rx_time`	`1774605078` Receive timestamp	fixed32
`via_mqtt`	False Direct LoRa transmission	bool
`want_ack`	False No ACK requested	bool
`priority`	Not set	enum
`delayed`	Not set	enum
`channel`	Not set	uint32
`pki_encrypted`	False Standard encryption	bool
`next_hop`	Not set	uint32
`relay_node`	`201` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774606729.6755505` 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

Exposure Risks:

⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (1 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!da548450`
Signal Metrics:	RSSI: -123.0 dBm SNR: -12.25 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	71 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!fd71748f", "long_name": "VA3HHQ", "short_name": "748f", "macaddr": "3Ij9cXSP", "hw_model": "T_ECHO" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!da548450", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4252071055, "to": 4294967295, "id": 1532891068, "rx_time": 1774605078, "rx_snr": -12.25, "rx_rssi": -123, "hop_limit": 2, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 201, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921666437313734386612065641334848511a04373438662206dc88fd71748f28074220343b68d8c904f2298bee175cf4a54efe8eba788085ffdc28a1784a6135e2fe304800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!fd71748f", "long_name": "VA3HHQ", "short_name": "748f", "macaddr": "3Ij9cXSP", "hw_model": "T_ECHO", "public_key": "NDto2MkE8imL7hdc9KVO/o66eICF/9wooXhKYTXi/jA=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (71 bytes)

0a0921666437313734386612065641334848511a04373438662206dc88fd71748f28074220343b68d8c904f2298bee175cf4a54efe8eba788085ffdc28a1784a6135e2fe304800

Hex Analysis:

Size:	71 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	Hops	Relay	Channel	Timestamp	Actions
VE3WNP-11 (TGWN) Primary	0.000s Reference	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	Current
VE3WNP-11 (TGWN)	-0.041s Before	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.032s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.053s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.074s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.096s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.118s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.148s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.172s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.195s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.217s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.238s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.260s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.281s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.303s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.327s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.351s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.374s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.396s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.418s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.439s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.460s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.482s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.506s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.530s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.554s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.576s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.597s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.618s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.640s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.662s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.686s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.710s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.733s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.755s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.777s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.798s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.819s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.842s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.866s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.889s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.912s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.935s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.956s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.977s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:50 UTC	View

45

Total Receptions

1

Unique Gateways