Packet #17814733 Success

TELEMETRY_APP packet from YVR4 to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17814733
Mesh Packet ID:	`0xdb1c2fde` Used for correlation across gateways
Timestamp:	2026-03-27 10:25:13 UTC
From Node:	YVR4 (14c0)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	TELEMETRY_APP Port: 67

Gateway:	FourSisters (4sis)
Channel:	MediumFast
RSSI:	-113 dBm
SNR:	-10.25 dBm
Hop Info:	2/5 hops Start: 5, Limit: 3
Relay Node:	`c8` Last byte of the last hop that relayed this packet

Payload Data

Protocol: TELEMETRY_APP

Size: 28 bytes

Decoded: Yes

Decoded Data:

Device Metrics:

Battery:	101%
Voltage:	4.26 V
Channel Usage:	14.2%
Air Util TX:	1.2%

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:	28 bytes
Gateway:	!a0cb14e8
Channel:	MediumFast
Payload Type:	TELEMETRY_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`	`!a0cb14e8` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (28 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`2697729216` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`67` TELEMETRY_APP	enum
`decoded.payload_length`	`28` 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`	`-113.0` dBm Signal strength at gateway	int32
`rx_snr`	`-10.25` dB Signal quality at gateway	float
`rx_time`	`1774607109` 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`	`200` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774607113.943637` 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:	`!a0cb14e8`
Signal Metrics:	RSSI: -113.0 dBm SNR: -10.25 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TELEMETRY_APP
Size:	28 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "time": 1774607097, "device_metrics": { "battery_level": 101, "voltage": 4.265, "channel_utilization": 14.156667, "air_util_tx": 1.2382778, "uptime_seconds": 558794 } }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!a0cb14e8", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2697729216, "to": 4294967295, "id": 3676057566, "rx_time": 1774607109, "rx_snr": -10.25, "rx_rssi": -113, "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": 200, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0df95ac6691215086515e17a88401db581624125e37f9e3f28ca8d22", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774607097, "device_metrics": { "battery_level": 101, "voltage": 4.265, "channel_utilization": 14.156667, "air_util_tx": 1.2382778, "uptime_seconds": 558794 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }

Raw Packet Data (28 bytes)

0df95ac6691215086515e17a88401db581624125e37f9e3f28ca8d22

Hex Analysis:

Size:	28 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
FourSisters (4sis) Primary	0.000s Reference	-113.0 dBm	-10.25 dB	2	`c8`	MediumFast	2026-03-27 10:25:13 UTC	Current
FourSisters (4sis)	-0.369s Before	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.327s Before	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.295s Before	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.271s Before	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.247s Before	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.224s Before	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.200s Before	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.178s Before	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.157s Before	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.136s Before	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.115s Before	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.091s Before	-113.0 dBm	-10.25 dB	2	`c8`	MediumFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.067s Before	-113.0 dBm	-10.25 dB	2	`c8`	MediumFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.044s Before	-113.0 dBm	-10.25 dB	2	`c8`	MediumFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	-0.021s Before	-113.0 dBm	-10.25 dB	2	`c8`	MediumFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	+0.021s After	-113.0 dBm	-10.25 dB	2	`c8`	MediumFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	+0.041s After	-113.0 dBm	-10.25 dB	2	`c8`	MediumFast	2026-03-27 10:25:13 UTC	View
FourSisters (4sis)	+0.062s After	-113.0 dBm	-10.25 dB	2	`c8`	MediumFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.086s After	-113.0 dBm	-10.25 dB	2	`c8`	MediumFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.111s After	-113.0 dBm	-10.25 dB	2	`c8`	MediumFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.135s After	-113.0 dBm	-10.25 dB	2	`c8`	MediumFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.158s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.179s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.201s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.222s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.243s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.268s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.292s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.315s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.339s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.361s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.383s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortFast	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.404s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortTurbo	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.426s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortTurbo	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.449s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortTurbo	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.474s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortTurbo	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.504s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortTurbo	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.530s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortTurbo	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.551s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortTurbo	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.573s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortTurbo	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.596s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortTurbo	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.620s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortTurbo	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.643s After	-113.0 dBm	-10.25 dB	2	`c8`	ShortTurbo	2026-03-27 10:25:14 UTC	View
FourSisters (4sis)	+0.666s After	-113.0 dBm	-10.25 dB	2	`c8`	LongFast	2026-03-27 10:25:14 UTC	View

45

Total Receptions

1

Unique Gateways