Packet #17781530 Success

NODEINFO_APP packet from Tree Trunk (TTRK) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17781530
Mesh Packet ID:	`0x89805105` Used for correlation across gateways
Timestamp:	2026-03-27 09:03:43 UTC
From Node:	Tree Trunk (TTRK)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	DIR Rooftop (DIR)
Channel:	MediumFast
RSSI:	-86 dBm
SNR:	-16.5 dBm
Hop Info:	2/5 hops Start: 5, Limit: 3
Relay Node:	`8f` Last byte of the last hop that relayed this packet

Payload Data

Protocol: NODEINFO_APP

Size: 77 bytes

Decoded: Yes

Decoded Data:

Long Name:	Tree Trunk
Short Name:	TTRK
Node ID:	!699c5458
MAC Address:	kHBpnFRY
Hardware:	HELTEC_V4

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:	77 bytes
Gateway:	!6985083c
Channel:	MediumFast
Payload Type:	NODEINFO_APP
Hop Count:	2 / 5

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 1 more...

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!6985083c` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (77 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1771852888` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`77` bytes	size
`hop_limit`	`3` Remaining hops allowed	uint32
`hop_start`	`5` Initial hop limit	uint32
`hops_taken`	`2` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-86.0` dBm Signal strength at gateway	int32
`rx_snr`	`-16.50` dB Signal quality at gateway	float
`rx_time`	`1774602224` 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`	`143` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774602223.8666625` 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)
✓ Custom channel: MediumFast
✓ Gateway node ID tracked

Exposure Risks:

⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (2 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!6985083c`
Signal Metrics:	RSSI: -86.0 dBm SNR: -16.50 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	77 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!699c5458", "long_name": "Tree Trunk", "short_name": "TTRK", "macaddr": "kHBpnFRY", "hw_model": "HELTEC_V4" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!6985083c", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1771852888, "to": 4294967295, "id": 2306887941, "rx_time": 1774602224, "rx_snr": -16.5, "rx_rssi": -86, "hop_limit": 3, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 143, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213639396335343538120a54726565205472756e6b1a045454524b22069070699c5458286e380c42200414ab32852726da11484ae035a863e9bad8050ba169ed2c4121438d42f88e554800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!699c5458", "long_name": "Tree Trunk", "short_name": "TTRK", "macaddr": "kHBpnFRY", "hw_model": "HELTEC_V4", "role": "CLIENT_BASE", "public_key": "BBSrMoUnJtoRSErgNahj6brYBQuhae0sQSFDjUL4jlU=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (77 bytes)

0a09213639396335343538120a54726565205472756e6b1a045454524b22069070699c5458286e380c42200414ab32852726da11484ae035a863e9bad8050ba169ed2c4121438d42f88e554800

Hex Analysis:

Size:	77 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
DIR Rooftop (DIR) Primary	0.000s Reference	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	Current
DIR Rooftop (DIR)	-0.305s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.282s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.257s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.232s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.202s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.179s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.157s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.135s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.114s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.093s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.072s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.049s Before	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.024s Before	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.023s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.056s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.078s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.100s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.122s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.145s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.169s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.193s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.217s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.240s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.264s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.290s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.312s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.335s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.359s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.383s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.406s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.430s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.453s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.475s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.496s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.519s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.543s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.567s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.591s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.614s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.636s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.658s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.681s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.705s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.730s After	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:44 UTC	View

45

Total Receptions

1

Unique Gateways