Packet #39514996 Success

NODEINFO_APP packet from WYK BASE (🏡) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39514996
Mesh Packet ID:	`0xaa6fbec3` Used for correlation across gateways
Timestamp:	2026-05-16 09:16:38 UTC
From Node:	WYK BASE (🏡)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	WYK Mesh Node T114 (WT14)
Channel:	LongFast
RSSI:	-22 dBm
SNR:	2.0 dBm
Hop Info:	0/7 hops Start: 7, Limit: 7
Relay Node:	`5c` 🏡 Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Payload Data

Protocol: NODEINFO_APP

Size: 73 bytes

Decoded: Yes

Decoded Data:

Long Name:	WYK BASE
Short Name:	🏡
Node ID:	!f918055c
MAC Address:	MDD5GAVc
Hardware:	SENSECAP_INDICATOR

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:	73 bytes
Gateway:	!958ac8b7
Channel:	LongFast
Payload Type:	NODEINFO_APP
Hop Count:	Unknown / 7

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 2 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!958ac8b7` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (73 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`4179101020` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`73` 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`	`-22.0` dBm Signal strength at gateway	int32
`rx_snr`	`2.00` dB Signal quality at gateway	float
`rx_time`	`1778922996` 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`	`92` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778922998.9027874` 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
✓ Zero-hop: direct from source to MQTT gateway

Exposure Risks:

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

MQTT-Specific Fields

Gateway ID:	`!958ac8b7`
Zero Hop Policy:	Enabled Direct gateway connection
Signal Metrics:	RSSI: -22.0 dBm SNR: 2.00 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	73 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!f918055c", "long_name": "WYK BASE", "short_name": "🏡", "macaddr": "MDD5GAVc", "hw_model": "SENSECAP_INDICATOR" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!958ac8b7", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4179101020, "to": 4294967295, "id": 2859450051, "rx_time": 1778922996, "rx_snr": 2.0, "rx_rssi": -22, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 92, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09216639313830353563120857594b20424153451a04f09f8fa122063030f918055c28464220c02d1803428b592368d77897a62d9b7666d175ed59fa735fce447d0e14a3cf004800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!f918055c", "long_name": "WYK BASE", "short_name": "🏡", "macaddr": "MDD5GAVc", "hw_model": "SENSECAP_INDICATOR", "public_key": "wC0YA0KLWSNo13iXpi2bdmbRde1Z+nNfzkR9DhSjzwA=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (73 bytes)

0a09216639313830353563120857594b20424153451a04f09f8fa122063030f918055c28464220c02d1803428b592368d77897a62d9b7666d175ed59fa735fce447d0e14a3cf004800

Hex Analysis:

Size:	73 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
WYK Mesh Node T114 (WT14) Primary	0.000s Reference	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:38 UTC	Current
WYK Mesh Node T114 (WT14)	-0.065s Before	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:38 UTC	View
WYK Mesh Node T114 (WT14)	-0.044s Before	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:38 UTC	View
WYK Mesh Node T114 (WT14)	-0.021s Before	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:38 UTC	View
WYK Mesh Node T114 (WT14)	+0.025s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:38 UTC	View
WYK Mesh Node T114 (WT14)	+0.046s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:38 UTC	View
WYK Mesh Node T114 (WT14)	+0.070s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:38 UTC	View
WYK Mesh Node T114 (WT14)	+0.093s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:38 UTC	View
WYK Mesh Node T114 (WT14)	+0.116s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.138s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.159s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.180s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	MediumFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.201s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	MediumFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.224s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	MediumFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.248s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	MediumFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.271s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	MediumFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.293s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	MediumFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.330s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	MediumFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.350s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	MediumFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.371s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	MediumFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.394s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	MediumFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.417s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	MediumFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.440s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.463s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.485s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.506s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.527s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.548s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.570s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.600s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.625s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.650s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.671s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortFast	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.692s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortTurbo	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.723s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortTurbo	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.745s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortTurbo	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.766s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortTurbo	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.788s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortTurbo	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.809s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortTurbo	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.832s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortTurbo	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.854s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortTurbo	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.875s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortTurbo	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.896s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortTurbo	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.917s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	ShortTurbo	2026-05-16 09:16:39 UTC	View
WYK Mesh Node T114 (WT14)	+0.939s After	-22.0 dBm	2.00 dB	0	`5c` 🏡	LongFast	2026-05-16 09:16:39 UTC	View
Concerned Third Party SECONDARY ($CTP)	+4.630s After	Unknown	Unknown	5	`c4`	LongFast	2026-05-16 09:16:43 UTC	View
Jitterbug BEAM [ConcernedThirdParty] (@JB)	+5.490s After	Unknown	Unknown	5	`c4`	LongFast	2026-05-16 09:16:44 UTC	View

47

Total Receptions

3

Unique Gateways