Packet #39477644 Success

NEIGHBORINFO_APP packet from lizfort joyce-collingwood (lfjc) to !00000001

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39477644
Mesh Packet ID:	`0x5395f614` Used for correlation across gateways
Timestamp:	2026-05-16 07:00:48 UTC
From Node:	lizfort joyce-collingwood (lfjc)
To Node:	!00000001 (0001)
Success:	Processed
Protocol:	NEIGHBORINFO_APP Port: 71

Gateway:	lizfort joyce-collingwood (lfjc)
Channel:	LongFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	0/7 hops Start: 7, Limit: 7
Relay Node:	`26` lfjc Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Payload Data

Protocol: NEIGHBORINFO_APP

Size: 54 bytes

Decoded: Yes

Decoded Data:

Neighbor Information Report

Reporting Node:	lizfort joyce-collingwood (lfjc)
Last Sent By:	lizfort joyce-collingwood (lfjc)
Broadcast Interval:	14400 seconds
Neighbors Found:	3

3

Active Neighbors

Neighbor Details

Neighbor Node	SNR	Last Heard	Broadcast Interval	Signal Quality
!4955c0fd (c0fd)	7.0 dB	Unknown	Unknown	Excellent
VC1 Joyce 🗼 (VC1)	-10.5 dB	Unknown	Unknown	Poor
!1fdcebfb (ebfb)	-15.2 dB	Unknown	Unknown	Poor

This neighbor information was reported by lizfort joyce-collingwood (lfjc) and shows which nodes it can directly communicate with and their signal quality.

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:	54 bytes
Gateway:	!73ab1026
Channel:	LongFast
Payload Type:	NEIGHBORINFO_APP
Hop Count:	Unknown / 7

Privacy Summary

Exposure Level:
Direct Message

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

Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!73ab1026` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (54 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1940590630` Source node ID	uint32
`to`	`1` Target node ID	uint32
`decoded.portnum`	`71` NEIGHBORINFO_APP	enum
`decoded.payload_length`	`54` bytes	size
`hop_limit`	`7` Remaining hops allowed	uint32
`hop_start`	`7` 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`	`1778914848` Receive timestamp	fixed32
`via_mqtt`	False Direct LoRa transmission	bool
`want_ack`	False No ACK requested	bool
`priority`	`10` Packet priority level	enum
`delayed`	Not set	enum
`channel`	Not set	uint32
`pki_encrypted`	False Standard encryption	bool
`next_hop`	Not set	uint32
`relay_node`	`38` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778914848.7989125` 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
✓ Gateway node ID tracked
✓ Zero-hop: direct from source to MQTT gateway

Exposure Risks:

⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers

MQTT-Specific Fields

Gateway ID:	`!73ab1026`
Zero Hop Policy:	Enabled Direct gateway connection

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NEIGHBORINFO_APP
Size:	54 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "node_id": 1940590630, "last_sent_by_id": 1940590630, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 1230356733, "snr": 7.0, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "!4955c0fd" }, { "node_id": 1128196860, "snr": -10.5, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "VC1 Joyce 🗼 (VC1)" }, { "node_id": 534572027, "snr": -15.25, "last_rx_time": null, "node_broadcast_interval_secs": null, "last_rx_time_str": "Unknown", "node_name": "!1fdcebfb" } ], "neighbor_count": 3, "node_name": "lizfort joyce-collingwood (lfjc)", "last_sent_by_name": "lizfort joyce-collingwood (lfjc)" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!73ab1026", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1940590630, "to": 1, "id": 1402336788, "rx_time": 1778914848, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 38, "tx_after": 0, "decoded": { "portnum": 71, "payload": "08a6a0ac9d0710a6a0ac9d0718c070220b08fd81d7ca04150000e040220b08fcd5fb990415000028c1220b08fbd7f3fe0115000074c1", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "node_id": 1940590630, "last_sent_by_id": 1940590630, "node_broadcast_interval_secs": 14400, "neighbors": [ { "node_id": 1230356733, "snr": 7.0 }, { "node_id": 1128196860, "snr": -10.5 }, { "node_id": 534572027, "snr": -15.25 } ], "type": "protobuf", "portnum": "NEIGHBORINFO_APP", "message_class": "NeighborInfo" } } } }

Raw Packet Data (54 bytes)

08a6a0ac9d0710a6a0ac9d0718c070220b08fd81d7ca04150000e040220b08fcd5fb990415000028c1220b08fbd7f3fe0115000074c1

Hex Analysis:

Size:	54 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	Relay	Channel	Timestamp	Actions
lizfort joyce-collingwood (lfjc) Primary	0.000s Reference	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:48 UTC	Current
lizfort joyce-collingwood (lfjc)	-0.093s Before	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	-0.068s Before	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	-0.059s Before	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	-0.050s Before	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	-0.040s Before	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	-0.029s Before	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	-0.019s Before	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	-0.010s Before	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.010s After	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.019s After	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.029s After	Unknown	Unknown	`26` lfjc	MediumFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.038s After	Unknown	Unknown	`26` lfjc	MediumFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.047s After	Unknown	Unknown	`26` lfjc	MediumFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.055s After	Unknown	Unknown	`26` lfjc	MediumFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.064s After	Unknown	Unknown	`26` lfjc	MediumFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.072s After	Unknown	Unknown	`26` lfjc	MediumFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.081s After	Unknown	Unknown	`26` lfjc	MediumFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.089s After	Unknown	Unknown	`26` lfjc	MediumFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.098s After	Unknown	Unknown	`26` lfjc	MediumFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.107s After	Unknown	Unknown	`26` lfjc	MediumFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.116s After	Unknown	Unknown	`26` lfjc	MediumFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.125s After	Unknown	Unknown	`26` lfjc	ShortFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.134s After	Unknown	Unknown	`26` lfjc	ShortFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.143s After	Unknown	Unknown	`26` lfjc	ShortFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.152s After	Unknown	Unknown	`26` lfjc	ShortFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.162s After	Unknown	Unknown	`26` lfjc	ShortFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.174s After	Unknown	Unknown	`26` lfjc	ShortFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.193s After	Unknown	Unknown	`26` lfjc	ShortFast	2026-05-16 07:00:48 UTC	View
lizfort joyce-collingwood (lfjc)	+0.205s After	Unknown	Unknown	`26` lfjc	ShortFast	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.221s After	Unknown	Unknown	`26` lfjc	ShortFast	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.236s After	Unknown	Unknown	`26` lfjc	ShortFast	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.246s After	Unknown	Unknown	`26` lfjc	ShortFast	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.259s After	Unknown	Unknown	`26` lfjc	ShortTurbo	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.271s After	Unknown	Unknown	`26` lfjc	ShortTurbo	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.286s After	Unknown	Unknown	`26` lfjc	ShortTurbo	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.302s After	Unknown	Unknown	`26` lfjc	ShortTurbo	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.325s After	Unknown	Unknown	`26` lfjc	ShortTurbo	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.349s After	Unknown	Unknown	`26` lfjc	ShortTurbo	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.362s After	Unknown	Unknown	`26` lfjc	ShortTurbo	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.381s After	Unknown	Unknown	`26` lfjc	ShortTurbo	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.392s After	Unknown	Unknown	`26` lfjc	ShortTurbo	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.405s After	Unknown	Unknown	`26` lfjc	ShortTurbo	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.417s After	Unknown	Unknown	`26` lfjc	ShortTurbo	2026-05-16 07:00:49 UTC	View
lizfort joyce-collingwood (lfjc)	+0.428s After	Unknown	Unknown	`26` lfjc	LongFast	2026-05-16 07:00:49 UTC	View

45

Total Receptions

1

Unique Gateways