Packet #17719101 Success

NODEINFO_APP packet from Meshtastic 4618 (TMQT) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17719101
Mesh Packet ID:	`0xf115cfbd` Used for correlation across gateways
Timestamp:	2026-03-27 05:37:00 UTC
From Node:	Meshtastic 4618 (TMQT)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	Meshtastic 4618 (TMQT)
Channel:	ShortFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/5 hops Start: 5, Limit: 5
Relay Node:	`18` TMQT 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: 80 bytes

Decoded: Yes

Decoded Data:

Long Name:	Meshtastic 4618
Short Name:	TMQT
Node ID:	!02ee4618
MAC Address:	PA8C7kYY
Hardware:	HELTEC_V3

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:	80 bytes
Gateway:	!02ee4618
Channel:	ShortFast
Payload Type:	NODEINFO_APP
Hop Count:	Unknown / 5

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!02ee4618` Node ID format
`channel_id`	`ShortFast`
`packet`	`MeshPacket` (80 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`49169944` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`80` bytes	size
`hop_limit`	`5` Remaining hops allowed	uint32
`hop_start`	`5` 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`	`1774589818` 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`	`24` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774589820.0249176` 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)
✓ Custom channel: ShortFast
✓ Gateway node ID tracked
✓ Zero-hop: direct from source to MQTT gateway

Exposure Risks:

⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers

MQTT-Specific Fields

Gateway ID:	`!02ee4618`
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:	80 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!02ee4618", "long_name": "Meshtastic 4618", "short_name": "TMQT", "macaddr": "PA8C7kYY", "hw_model": "HELTEC_V3" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!02ee4618", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 49169944, "to": 4294967295, "id": 4044738493, "rx_time": 1774589818, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 5, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 24, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213032656534363138120f4d65736874617374696320343631381a04544d515422063c0f02ee4618282b422010d9948899f2ecb07446b630cece016f308716bf1906c1f0c371ff42528b28344801", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!02ee4618", "long_name": "Meshtastic 4618", "short_name": "TMQT", "macaddr": "PA8C7kYY", "hw_model": "HELTEC_V3", "public_key": "ENmUiJny7LB0RrYwzs4BbzCHFr8ZBsHww3H/QlKLKDQ=", "is_unmessagable": true, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (80 bytes)

0a09213032656534363138120f4d65736874617374696320343631381a04544d515422063c0f02ee4618282b422010d9948899f2ecb07446b630cece016f308716bf1906c1f0c371ff42528b28344801

Hex Analysis:

Size:	80 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
Meshtastic 4618 (TMQT) Primary	0.000s Reference	Unknown	Unknown	`18` TMQT	ShortFast	2026-03-27 05:37:00 UTC	Current
Meshtastic 4618 (TMQT)	-0.790s Before	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.766s Before	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.730s Before	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.703s Before	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.680s Before	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.657s Before	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.636s Before	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.615s Before	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.594s Before	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.574s Before	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.550s Before	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.526s Before	Unknown	Unknown	`18` TMQT	MediumFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.495s Before	Unknown	Unknown	`18` TMQT	MediumFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.448s Before	Unknown	Unknown	`18` TMQT	MediumFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.414s Before	Unknown	Unknown	`18` TMQT	MediumFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.388s Before	Unknown	Unknown	`18` TMQT	MediumFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.364s Before	Unknown	Unknown	`18` TMQT	MediumFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.340s Before	Unknown	Unknown	`18` TMQT	MediumFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.318s Before	Unknown	Unknown	`18` TMQT	MediumFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.294s Before	Unknown	Unknown	`18` TMQT	MediumFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.274s Before	Unknown	Unknown	`18` TMQT	MediumFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.253s Before	Unknown	Unknown	`18` TMQT	MediumFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.233s Before	Unknown	Unknown	`18` TMQT	ShortFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.212s Before	Unknown	Unknown	`18` TMQT	ShortFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.183s Before	Unknown	Unknown	`18` TMQT	ShortFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.160s Before	Unknown	Unknown	`18` TMQT	ShortFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.137s Before	Unknown	Unknown	`18` TMQT	ShortFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.114s Before	Unknown	Unknown	`18` TMQT	ShortFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.093s Before	Unknown	Unknown	`18` TMQT	ShortFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.066s Before	Unknown	Unknown	`18` TMQT	ShortFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.045s Before	Unknown	Unknown	`18` TMQT	ShortFast	2026-03-27 05:36:59 UTC	View
Meshtastic 4618 (TMQT)	-0.024s Before	Unknown	Unknown	`18` TMQT	ShortFast	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.024s After	Unknown	Unknown	`18` TMQT	ShortTurbo	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.047s After	Unknown	Unknown	`18` TMQT	ShortTurbo	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.070s After	Unknown	Unknown	`18` TMQT	ShortTurbo	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.091s After	Unknown	Unknown	`18` TMQT	ShortTurbo	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.113s After	Unknown	Unknown	`18` TMQT	ShortTurbo	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.134s After	Unknown	Unknown	`18` TMQT	ShortTurbo	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.154s After	Unknown	Unknown	`18` TMQT	ShortTurbo	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.178s After	Unknown	Unknown	`18` TMQT	ShortTurbo	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.203s After	Unknown	Unknown	`18` TMQT	ShortTurbo	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.226s After	Unknown	Unknown	`18` TMQT	ShortTurbo	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.248s After	Unknown	Unknown	`18` TMQT	ShortTurbo	2026-03-27 05:37:00 UTC	View
Meshtastic 4618 (TMQT)	+0.269s After	Unknown	Unknown	`18` TMQT	LongFast	2026-03-27 05:37:00 UTC	View

45

Total Receptions

1

Unique Gateways