Packet #10602311

Database ID:	10602311
Mesh Packet ID:	`0x329ca495` Used for correlation across gateways
Timestamp:	2025-09-14 19:10:12 UTC
From Node:	ZgZ-Arcosur-CL-868 (aeb5)
To Node:	Sobradiel-3_EA2EYJ/Ant Vertical>Solar (Luis)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	Meshtastic e958 (e958)
Channel:	Iberia
RSSI:	-114 dBm
SNR:	-7.0 dBm
Hop Info:	1/3 hops Start: 3, Limit: 2

Long Name:	ZgZ-Arcosur-CL-868
Short Name:	aeb5
Node ID:	!af29aeb5
MAC Address:	3gWvKa61
Hardware:	XIAO_NRF52_KIT

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:	81 bytes
Gateway:	!433be958
Channel:	Iberia
Payload Type:	NODEINFO_APP
Hop Count:	1 / 3

Privacy Summary

Exposure Level:
Direct Message

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...

Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (1 hops)
+ 1 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!433be958` Node ID format
`channel_id`	`Iberia`
`packet`	`MeshPacket` (81 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`2938744501` Source node ID	uint32
`to`	`1289037594` Target node ID	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`81` 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`	`-114.0` dBm Signal strength at gateway	int32
`rx_snr`	`-7.00` dB Signal quality at gateway	float
`rx_time`	`1757877010` 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`	`26` Next hop node ID	uint32
`relay_node`	`44` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1757877012.393826` 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: Iberia
✓ Gateway node ID tracked

Exposure Risks:

⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (1 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!433be958`
Signal Metrics:	RSSI: -114.0 dBm SNR: -7.00 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	81 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!af29aeb5", "long_name": "ZgZ-Arcosur-CL-868", "short_name": "aeb5", "macaddr": "3gWvKa61", "hw_model": "XIAO_NRF52_KIT" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!433be958", "channel_id": "Iberia", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2938744501, "to": 1289037594, "id": 849126549, "rx_time": 1757877010, "rx_snr": -7.0, "rx_rssi": -114, "hop_limit": 2, "hop_start": 3, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 26, "relay_node": 44, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921616632396165623512125a675a2d4172636f7375722d434c2d3836381a04616562352206de05af29aeb528584220ab0e497f52bdc07ced57cd59b88b36b9e9011d7215c5ddb1d78abab0008a4327", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!af29aeb5", "long_name": "ZgZ-Arcosur-CL-868", "short_name": "aeb5", "macaddr": "3gWvKa61", "hw_model": "XIAO_NRF52_KIT", "public_key": "qw5Jf1K9wHztV81ZuIs2uekBHXIVxd2x14q6sACKQyc=", "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (81 bytes)

0a0921616632396165623512125a675a2d4172636f7375722d434c2d3836381a04616562352206de05af29aeb528584220ab0e497f52bdc07ced57cd59b88b36b9e9011d7215c5ddb1d78abab0008a4327

Hex Analysis:

Size:	81 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.

Packet #10602311 Success

Packet Information

Payload Data

Decoded Data: