Packet #39456385 Success

TELEMETRY_APP packet from WYK7 TC²-BBS-mesh CMD B (💻) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39456385
Mesh Packet ID:	`0x6b1b4c82` Used for correlation across gateways
Timestamp:	2026-05-16 05:55:34 UTC
From Node:	WYK7 TC²-BBS-mesh CMD B (💻)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	TELEMETRY_APP Port: 67

Gateway:	WYK Mesh Node T114 (WT14)
Channel:	LongFast
RSSI:	-23 dBm
SNR:	7.25 dBm
Hop Info:	2/7 hops Start: 7, Limit: 5
Relay Node:	`44` 📡 Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Payload Data

Protocol: TELEMETRY_APP

Size: 26 bytes

Decoded: Yes

Decoded Data:

Device Metrics:

Battery:	92%
Voltage:	4.09 V
Channel Usage:	20.9%
Air Util TX:	0.0%

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:	26 bytes
Gateway:	!958ac8b7
Channel:	LongFast
Payload Type:	TELEMETRY_APP
Hop Count:	2 / 7

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`	`!958ac8b7` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (26 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1128092236` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`67` TELEMETRY_APP	enum
`decoded.payload_length`	`26` bytes	size
`hop_limit`	`5` Remaining hops allowed	uint32
`hop_start`	`7` Initial hop limit	uint32
`hops_taken`	`2` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-23.0` dBm Signal strength at gateway	int32
`rx_snr`	`7.25` dB Signal quality at gateway	float
`rx_time`	`1778910931` 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`	`68` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778910934.6430035` 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:	`!958ac8b7`
Signal Metrics:	RSSI: -23.0 dBm SNR: 7.25 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TELEMETRY_APP
Size:	26 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "time": 1778910923, "device_metrics": { "battery_level": 92, "voltage": 4.09, "channel_utilization": 20.92, "air_util_tx": 0.025750002, "uptime_seconds": 121 } }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!958ac8b7", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1128092236, "to": 4294967295, "id": 1796951170, "rx_time": 1778910931, "rx_snr": 7.25, "rx_rssi": -23, "hop_limit": 5, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 68, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0dcb06086a1213085c1548e182401d295ca74125abf1d23c2879", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1778910923, "device_metrics": { "battery_level": 92, "voltage": 4.09, "channel_utilization": 20.92, "air_util_tx": 0.025750002, "uptime_seconds": 121 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }

Raw Packet Data (26 bytes)

0dcb06086a1213085c1548e182401d295ca74125abf1d23c2879

Hex Analysis:

Size:	26 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	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	Current
WYK Mesh Node T114 (WT14)	+0.033s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.054s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.076s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.099s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.122s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.147s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.170s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.192s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.214s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.235s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.257s After	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.279s After	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.304s After	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.327s After	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.350s After	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	+0.372s After	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.393s After	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.414s After	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.435s After	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.458s After	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.482s After	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.505s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.529s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.552s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.573s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.595s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.616s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.639s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.662s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.686s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.709s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.731s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.752s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.773s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.793s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.816s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.840s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.864s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.887s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.912s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.934s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.955s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.976s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.999s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:35 UTC	View
WYK BASE MeshMonitoring.com (🏡)	+1.023s After	-9.0 dBm	6.00 dB	2	`44` 📡	LongFast	2026-05-16 05:55:35 UTC	View
WYK Meshnology N30 (WN30)	+2.315s After	-40.0 dBm	6.75 dB	2	`44` 📡	LongFast	2026-05-16 05:55:36 UTC	View

47

Total Receptions

3

Unique Gateways