Packet #17989912 Success

NODEINFO_APP packet from UY Scuti (UYS) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17989912
Mesh Packet ID:	`0x3e898dc2` Used for correlation across gateways
Timestamp:	2026-03-27 19:54:39 UTC
From Node:	UY Scuti (UYS)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	Bells Turn (BELL)
Channel:	LongFast
RSSI:	-119 dBm
SNR:	-6.25 dBm
Hop Info:	2/3 hops Start: 3, Limit: 1
Relay Node:	`aa` Last byte of the last hop that relayed this packet

Payload Data

Protocol: NODEINFO_APP

Size: 72 bytes

Decoded: Yes

Decoded Data:

Long Name:	UY Scuti
Short Name:	UYS
Node ID:	!1e860d86
MAC Address:	/iQehg2G
Hardware:	RAK4631

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:	72 bytes
Gateway:	!9ea14f54
Channel:	LongFast
Payload Type:	NODEINFO_APP
Hop Count:	2 / 3

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!9ea14f54` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (72 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`512101766` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`72` bytes	size
`hop_limit`	`1` Remaining hops allowed	uint32
`hop_start`	`3` Initial hop limit	uint32
`hops_taken`	`2` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-119.0` dBm Signal strength at gateway	int32
`rx_snr`	`-6.25` dB Signal quality at gateway	float
`rx_time`	`1774641271` 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`	`170` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774641279.79511` 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)
✓ Gateway node ID tracked

Exposure Risks:

⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (2 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!9ea14f54`
Signal Metrics:	RSSI: -119.0 dBm SNR: -6.25 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	72 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!1e860d86", "long_name": "UY Scuti", "short_name": "UYS", "macaddr": "/iQehg2G", "hw_model": "RAK4631" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!9ea14f54", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 512101766, "to": 4294967295, "id": 1049202114, "rx_time": 1774641271, "rx_snr": -6.25, "rx_rssi": -119, "hop_limit": 1, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 170, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213165383630643836120855592053637574691a035559532206fe241e860d862809422054753a0a2e414989eb7b94148587ce96893459e61e66426aa0d6e0c4e411d4464800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!1e860d86", "long_name": "UY Scuti", "short_name": "UYS", "macaddr": "/iQehg2G", "hw_model": "RAK4631", "public_key": "VHU6Ci5BSYnre5QUhYfOlok0WeYeZkJqoNbgxOQR1EY=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (72 bytes)

0a09213165383630643836120855592053637574691a035559532206fe241e860d862809422054753a0a2e414989eb7b94148587ce96893459e61e66426aa0d6e0c4e411d4464800

Hex Analysis:

Size:	72 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	Hops	Relay	Channel	Timestamp	Actions
Bells Turn (BELL) Primary	0.000s Reference	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:39 UTC	Current
Bells Turn (BELL)	-0.976s Before	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:38 UTC	View
Bells Turn (BELL)	-0.955s Before	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:38 UTC	View
Bells Turn (BELL)	-0.933s Before	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:38 UTC	View
Bells Turn (BELL)	-0.912s Before	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:38 UTC	View
Bells Turn (BELL)	-0.891s Before	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:38 UTC	View
Bells Turn (BELL)	-0.867s Before	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:38 UTC	View
Bells Turn (BELL)	-0.844s Before	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:38 UTC	View
Bells Turn (BELL)	-0.822s Before	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:38 UTC	View
Bells Turn (BELL)	-0.798s Before	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:38 UTC	View
Bells Turn (BELL)	-0.777s Before	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.756s Before	-119.0 dBm	-6.25 dB	2	`aa`	LongFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.734s Before	-119.0 dBm	-6.25 dB	2	`aa`	MediumFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.713s Before	-119.0 dBm	-6.25 dB	2	`aa`	MediumFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.689s Before	-119.0 dBm	-6.25 dB	2	`aa`	MediumFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.666s Before	-119.0 dBm	-6.25 dB	2	`aa`	MediumFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.643s Before	-119.0 dBm	-6.25 dB	2	`aa`	MediumFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.620s Before	-119.0 dBm	-6.25 dB	2	`aa`	MediumFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.598s Before	-119.0 dBm	-6.25 dB	2	`aa`	MediumFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.577s Before	-119.0 dBm	-6.25 dB	2	`aa`	MediumFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.556s Before	-119.0 dBm	-6.25 dB	2	`aa`	MediumFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.535s Before	-119.0 dBm	-6.25 dB	2	`aa`	MediumFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.511s Before	-119.0 dBm	-6.25 dB	2	`aa`	MediumFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.487s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.465s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.441s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.420s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.399s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.378s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.357s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.333s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.309s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.286s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.263s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortFast	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.242s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortTurbo	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.221s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortTurbo	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.200s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortTurbo	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.179s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortTurbo	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.155s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortTurbo	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.131s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortTurbo	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.108s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortTurbo	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.085s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortTurbo	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.063s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortTurbo	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.042s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortTurbo	2026-03-27 19:54:39 UTC	View
Bells Turn (BELL)	-0.021s Before	-119.0 dBm	-6.25 dB	2	`aa`	ShortTurbo	2026-03-27 19:54:39 UTC	View

45

Total Receptions

1

Unique Gateways