Packet #39450978 Success

NODEINFO_APP packet from VE1EJB-0 (d158) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39450978
Mesh Packet ID:	`0x5604e049` Used for correlation across gateways
Timestamp:	2026-05-16 05:34:06 UTC
From Node:	VE1EJB-0 (d158)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	VE1EJB-0 (d158)
Channel:	MediumFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/3 hops Start: 3, Limit: 3
Relay Node:	`58` d158 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: 73 bytes

Decoded: Yes

Decoded Data:

Long Name:	VE1EJB-0
Short Name:	d158
Node ID:	!da5ed158
MAC Address:	NLfaXtFY
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:	73 bytes
Gateway:	!da5ed158
Channel:	MediumFast
Payload Type:	NODEINFO_APP
Hop Count:	Unknown / 3

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 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`	`!da5ed158` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (73 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`3663647064` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`73` 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`	`1778909638` 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`	`88` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778909646.6239152` 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: MediumFast
✓ 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:	`!da5ed158`
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:	73 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!da5ed158", "long_name": "VE1EJB-0", "short_name": "d158", "macaddr": "NLfaXtFY", "hw_model": "HELTEC_V3" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!da5ed158", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3663647064, "to": 4294967295, "id": 1443160137, "rx_time": 1778909638, "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": 88, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092164613565643135381208564531454a422d301a0464313538220634b7da5ed158282b42206e37bf1e4f545555cec7408a4cfd348f7fd38d2a10afbf4f7d232a79aa3671224800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!da5ed158", "long_name": "VE1EJB-0", "short_name": "d158", "macaddr": "NLfaXtFY", "hw_model": "HELTEC_V3", "public_key": "bje/Hk9UVVXOx0CKTP00j3/TjSoQr79PfSMqeao2cSI=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (73 bytes)

0a092164613565643135381208564531454a422d301a0464313538220634b7da5ed158282b42206e37bf1e4f545555cec7408a4cfd348f7fd38d2a10afbf4f7d232a79aa3671224800

Hex Analysis:

Size:	73 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
VE1EJB-0 (d158) Primary	0.000s Reference	Unknown	Unknown	`58` d158	MediumFast	2026-05-16 05:34:06 UTC	Current
VE1EJB-0 (d158)	-0.252s Before	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	-0.222s Before	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	-0.200s Before	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	-0.180s Before	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	-0.159s Before	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	-0.138s Before	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	-0.116s Before	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	-0.093s Before	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	-0.070s Before	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	-0.043s Before	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	-0.021s Before	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.021s After	Unknown	Unknown	`58` d158	MediumFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.042s After	Unknown	Unknown	`58` d158	MediumFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.064s After	Unknown	Unknown	`58` d158	MediumFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.087s After	Unknown	Unknown	`58` d158	MediumFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.111s After	Unknown	Unknown	`58` d158	MediumFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.134s After	Unknown	Unknown	`58` d158	MediumFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.156s After	Unknown	Unknown	`58` d158	MediumFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.177s After	Unknown	Unknown	`58` d158	MediumFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.198s After	Unknown	Unknown	`58` d158	MediumFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.219s After	Unknown	Unknown	`58` d158	MediumFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.241s After	Unknown	Unknown	`58` d158	ShortFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.265s After	Unknown	Unknown	`58` d158	ShortFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.288s After	Unknown	Unknown	`58` d158	ShortFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.311s After	Unknown	Unknown	`58` d158	ShortFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.333s After	Unknown	Unknown	`58` d158	ShortFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.354s After	Unknown	Unknown	`58` d158	ShortFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.375s After	Unknown	Unknown	`58` d158	ShortFast	2026-05-16 05:34:06 UTC	View
VE1EJB-0 (d158)	+0.396s After	Unknown	Unknown	`58` d158	ShortFast	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.418s After	Unknown	Unknown	`58` d158	ShortFast	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.442s After	Unknown	Unknown	`58` d158	ShortFast	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.465s After	Unknown	Unknown	`58` d158	ShortFast	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.488s After	Unknown	Unknown	`58` d158	ShortTurbo	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.510s After	Unknown	Unknown	`58` d158	ShortTurbo	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.531s After	Unknown	Unknown	`58` d158	ShortTurbo	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.552s After	Unknown	Unknown	`58` d158	ShortTurbo	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.572s After	Unknown	Unknown	`58` d158	ShortTurbo	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.595s After	Unknown	Unknown	`58` d158	ShortTurbo	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.619s After	Unknown	Unknown	`58` d158	ShortTurbo	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.642s After	Unknown	Unknown	`58` d158	ShortTurbo	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.665s After	Unknown	Unknown	`58` d158	ShortTurbo	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.688s After	Unknown	Unknown	`58` d158	ShortTurbo	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.708s After	Unknown	Unknown	`58` d158	ShortTurbo	2026-05-16 05:34:07 UTC	View
VE1EJB-0 (d158)	+0.729s After	Unknown	Unknown	`58` d158	LongFast	2026-05-16 05:34:07 UTC	View

45

Total Receptions

1

Unique Gateways