Packet #17812311 Success

NODEINFO_APP packet from VA3HHQ (748f) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17812311
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`	`1774606729.8926332` 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)	-0.258s Before	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	-0.217s Before	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	-0.185s Before	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	-0.164s Before	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	-0.143s Before	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	-0.121s Before	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	-0.099s Before	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	-0.069s Before	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	-0.045s Before	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	-0.022s Before	-123.0 dBm	-12.25 dB	1	`c9` dcc9	LongFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.021s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.043s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.064s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.086s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:49 UTC	View
VE3WNP-11 (TGWN)	+0.110s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.134s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.157s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.179s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.201s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.222s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.243s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	MediumFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.265s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.289s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.313s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.337s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.359s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.380s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.401s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.423s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.445s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.469s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.493s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortFast	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.516s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.538s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.560s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.581s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.602s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.625s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.649s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.672s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.695s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.718s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.739s After	-123.0 dBm	-12.25 dB	1	`c9` dcc9	ShortTurbo	2026-03-27 10:18:50 UTC	View
VE3WNP-11 (TGWN)	+0.760s 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