Packet #2605935

Database ID:	2605935
Mesh Packet ID:	`0x53e80b85` Used for correlation across gateways
Timestamp:	2026-04-04 09:44:05 UTC
From Node:	Nis Pasi poljana (NPAS)
To Node:	SD_Landol (SD44)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	Boza 3IN Paper (3IN)
Channel:	MediumFast
RSSI:	-36 dBm
SNR:	10.75 dBm
Hop Info:	3/4 hops Start: 4, Limit: 1

Long Name:	Nis Pasi poljana
Short Name:	NPAS
Node ID:	!1d63452c
MAC Address:	2KAdY0Us
Hardware:	TLORA_V2_1_1P6

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:	83 bytes
Gateway:	!9ea0bedc
Channel:	MediumFast
Payload Type:	NODEINFO_APP
Hop Count:	3 / 4

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 (3 hops)
+ 1 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!9ea0bedc` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (83 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`493045036` Source node ID	uint32
`to`	`1129713900` Target node ID	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`83` bytes	size
`hop_limit`	`1` Remaining hops allowed	uint32
`hop_start`	`4` Initial hop limit	uint32
`hops_taken`	`3` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-36.0` dBm Signal strength at gateway	int32
`rx_snr`	`10.75` dB Signal quality at gateway	float
`rx_time`	`1775295843` 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`	`214` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1775295845.1542063` 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 (3 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!9ea0bedc`
Signal Metrics:	RSSI: -36.0 dBm SNR: 10.75 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	83 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!1d63452c", "long_name": "Nis Pasi poljana", "short_name": "NPAS", "macaddr": "2KAdY0Us", "hw_model": "TLORA_V2_1_1P6" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!9ea0bedc", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 493045036, "to": 1129713900, "id": 1407716229, "rx_time": 1775295843, "rx_snr": 10.75, "rx_rssi": -36, "hop_limit": 1, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 214, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a0921316436333435326312104e6973205061736920706f6c6a616e611a044e5041532206d8a01d63452c2803380c4220fe1e9133a930ef464cd72dbf6c83b835ee9500391bf769b6a66ee68aa476b7014800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!1d63452c", "long_name": "Nis Pasi poljana", "short_name": "NPAS", "macaddr": "2KAdY0Us", "hw_model": "TLORA_V2_1_1P6", "role": "CLIENT_BASE", "public_key": "/h6RM6kw70ZM1y2/bIO4Ne6VADkb92m2pm7miqR2twE=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (83 bytes)

0a0921316436333435326312104e6973205061736920706f6c6a616e611a044e5041532206d8a01d63452c2803380c4220fe1e9133a930ef464cd72dbf6c83b835ee9500391bf769b6a66ee68aa476b7014800

Hex Analysis:

Size:	83 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 #2605935 Success

Packet Information

Payload Data

Decoded Data: