Packet #1304621

Database ID:	1304621
Mesh Packet ID:	`0xd2507079` Used for correlation across gateways
Timestamp:	2026-03-10 00:51:43 UTC
From Node:	Samokov C🔌🛜 (SMK1)
To Node:	Orthanc (8080)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	Samokov C🔌🛜 (SMK1)
Channel:	Bulgaria
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/2 hops Start: 2, Limit: 2
Relay Node:	`24` SMK1 Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Long Name:	Samokov C🔌🛜
Short Name:	SMK1
Node ID:	!ea8ee324
MAC Address:	jL/qjuMk
Hardware:	SEEED_XIAO_S3

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:	82 bytes
Gateway:	!ea8ee324
Channel:	Bulgaria
Payload Type:	NODEINFO_APP
Hop Count:	0 / 2

Privacy Summary

Exposure Level:
Direct Message

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...

Exposure Risks:
⚠ Packet visible to MQTT subscribers

MQTT ServiceEnvelope Fields

Field	Value
`gateway_id`	`!ea8ee324` Node ID format
`channel_id`	`Bulgaria`
`packet`	`MeshPacket` (82 bytes) Contains the actual mesh network packet

MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

Field	Value	Type
`from`	`3935232804` Source node ID	uint32
`to`	`1770332632` Target node ID	uint32
`decoded.portnum`	`NODEINFO_APP` NODEINFO_APP	enum
`decoded.payload_length`	`82` bytes	size
`hop_limit`	`2` Remaining hops allowed	uint32
`hop_start`	`2` 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`	`1773103899` Receive timestamp	fixed32
`via_mqtt`	False Direct LoRa transmission	bool
`want_ack`	False No ACK requested	bool
`priority`	`RELIABLE` Packet priority level	enum
`delayed`	Not set	enum
`channel`	`37` Channel index	uint32
`pki_encrypted`	False Standard encryption	bool
`next_hop`	Not set	uint32
`relay_node`	`36` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	Not set	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: Bulgaria
✓ Gateway node ID tracked
✓ Zero-hop: direct from source to MQTT gateway

Exposure Risks:

⚠ Packet visible to MQTT subscribers

MQTT-Specific Fields

Gateway ID:	`!ea8ee324`
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:	82 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!ea8ee324", "long_name": "Samokov C🔌🛜", "short_name": "SMK1", "macaddr": "jL/qjuMk", "hw_model": "SEEED_XIAO_S3" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "packet": { "from": 3935232804, "to": 1770332632, "channel": 37, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhZWE4ZWUzMjQSEVNhbW9rb3YgQ/CflIzwn5ucGgRTTUsxIgaMv+qO4yQoUUIgDxDLKdya6ZYFRIEwN2PmiEcXSHMVXvu/l4ZH36fx/HBIAQ==", "request_id": 1675916144, "bitfield": 1 }, "id": 3528487033, "rx_time": 1773103899, "hop_limit": 2, "priority": "RELIABLE", "hop_start": 2, "relay_node": 36 }, "channel_id": "Bulgaria", "gateway_id": "!ea8ee324" }, "mesh_packet": { "from": 3935232804, "to": 1770332632, "channel": 37, "decoded": { "portnum": "NODEINFO_APP", "payload": "CgkhZWE4ZWUzMjQSEVNhbW9rb3YgQ/CflIzwn5ucGgRTTUsxIgaMv+qO4yQoUUIgDxDLKdya6ZYFRIEwN2PmiEcXSHMVXvu/l4ZH36fx/HBIAQ==", "request_id": 1675916144, "bitfield": 1, "parsed_payload": { "id": "!ea8ee324", "long_name": "Samokov C🔌🛜", "short_name": "SMK1", "macaddr": "jL/qjuMk", "hw_model": "SEEED_XIAO_S3", "public_key": "DxDLKdya6ZYFRIEwN2PmiEcXSHMVXvu/l4ZH36fx/HA=", "is_unmessagable": true, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } }, "id": 3528487033, "rx_time": 1773103899, "hop_limit": 2, "priority": "RELIABLE", "hop_start": 2, "relay_node": 36 } }

Raw Packet Data (82 bytes)

0a09216561386565333234121153616d6f6b6f762043f09f948cf09f9b9c1a04534d4b3122068cbfea8ee324285142200f10cb29dc9ae996054481303763e68847174873155efbbf978647dfa7f1fc704801

Hex Analysis:

Size:	82 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 #1304621 Success

Packet Information

Payload Data

Decoded Data: