Packet #17781522 Success

NODEINFO_APP packet from Tree Trunk (TTRK) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17781522
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:	LongFast
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:	LongFast
Payload Type:	NODEINFO_APP
Hop Count:	2 / 5

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`	`!6985083c` Node ID format
`channel_id`	`LongFast` Default public channel
`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`	`1774602223.6872745` 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:	`!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": "LongFast", "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`	LongFast	2026-03-27 09:03:43 UTC	Current
DIR Rooftop (DIR)	-0.126s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.102s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.078s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.052s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.023s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.022s After	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.045s After	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.065s After	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.086s After	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.108s After	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.131s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.155s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.179s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.203s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.236s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.258s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.279s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.301s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.324s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.348s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.372s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.396s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.419s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.443s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.470s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.491s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.514s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.539s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.562s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.586s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.609s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.632s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.654s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.676s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.698s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.723s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.747s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.770s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.793s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.815s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.837s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.861s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.884s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.910s After	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:44 UTC	View

45

Total Receptions

1

Unique Gateways