Packet #979062

Database ID:	979062
Mesh Packet ID:	`0x6fe35eb7` Used for correlation across gateways
Timestamp:	2026-03-25 21:23:56 UTC
From Node:	TKR (WC4Y)
To Node:	Dug Gap Mtn (DUG)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	GeneBean Card 01 (gbc1)
Channel:	MediumFast
RSSI:	-108 dBm
SNR:	2.0 dBm
Hop Info:	5/5 hops Start: 5, Limit: 0
Relay Node:	`ed` Last byte of the last hop that relayed this packet

Long Name:	TKR
Short Name:	WC4Y
Node ID:	!aae438fa
MAC Address:	7xKq5Dj6
Hardware:	SEEED_SOLAR_NODE

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:	68 bytes
Gateway:	!4370b0c6
Channel:	MediumFast
Payload Type:	NODEINFO_APP
Hop Count:	5 / 5

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 (5 hops)
+ 1 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!4370b0c6` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (68 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`2867083514` Source node ID	uint32
`to`	`1138081274` Target node ID	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`68` bytes	size
`hop_limit`	Not set	uint32
`hop_start`	`5` Initial hop limit	uint32
`hops_taken`	`5` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-108.0` dBm Signal strength at gateway	int32
`rx_snr`	`2.00` dB Signal quality at gateway	float
`rx_time`	`1774473836` 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`	`237` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774473836.6915889` 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: MediumFast
✓ Gateway node ID tracked

Exposure Risks:

⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (5 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!4370b0c6`
Signal Metrics:	RSSI: -108.0 dBm SNR: 2.00 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	68 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!aae438fa", "long_name": "TKR", "short_name": "WC4Y", "macaddr": "7xKq5Dj6", "hw_model": "SEEED_SOLAR_NODE" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!4370b0c6", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2867083514, "to": 1138081274, "id": 1877171895, "rx_time": 1774473836, "rx_snr": 2.0, "rx_rssi": -108, "hop_limit": 0, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 237, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a092161616534333866611203544b521a04574334592206ef12aae438fa285f422052d28cbc1230f63ee2e4fde9c1579f3b81c821878dd230100e0f294190f643504800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!aae438fa", "long_name": "TKR", "short_name": "WC4Y", "macaddr": "7xKq5Dj6", "hw_model": "SEEED_SOLAR_NODE", "public_key": "UtKMvBIw9j7i5P3pwVefO4HIIYeN0jAQDg8pQZD2Q1A=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (68 bytes)

0a092161616534333866611203544b521a04574334592206ef12aae438fa285f422052d28cbc1230f63ee2e4fde9c1579f3b81c821878dd230100e0f294190f643504800

Hex Analysis:

Size:	68 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 #979062 Success

Packet Information

Payload Data

Decoded Data: