Packet #39456407 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:	39456407
Mesh Packet ID:	`0x6b1b4c82` Used for correlation across gateways
Timestamp:	2026-05-16 05:55:35 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:	ShortFast
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:	ShortFast
Payload Type:	TELEMETRY_APP
Hop Count:	2 / 7

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 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`	`!958ac8b7` Node ID format
`channel_id`	`ShortFast`
`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`	`1778910935.1483626` 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: ShortFast
✓ 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:	`!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": "ShortFast", "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` 📡	ShortFast	2026-05-16 05:55:35 UTC	Current
WYK Mesh Node T114 (WT14)	-0.505s Before	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.472s Before	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.451s Before	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.430s Before	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.407s Before	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.383s Before	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.359s Before	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.335s Before	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.313s Before	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.292s Before	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.270s Before	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.249s Before	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.226s Before	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.202s Before	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.178s Before	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.155s Before	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:34 UTC	View
WYK Mesh Node T114 (WT14)	-0.133s Before	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	-0.113s Before	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	-0.091s Before	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	-0.070s Before	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	-0.048s Before	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	-0.024s Before	-23.0 dBm	7.25 dB	2	`44` 📡	MediumFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.024s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.047s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.068s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.089s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.110s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.133s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.157s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.181s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.204s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.226s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortFast	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.246s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.267s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.288s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.311s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.335s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.358s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.382s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.407s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.428s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.450s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.471s After	-23.0 dBm	7.25 dB	2	`44` 📡	ShortTurbo	2026-05-16 05:55:35 UTC	View
WYK Mesh Node T114 (WT14)	+0.494s After	-23.0 dBm	7.25 dB	2	`44` 📡	LongFast	2026-05-16 05:55:35 UTC	View
WYK BASE MeshMonitoring.com (🏡)	+0.518s After	-9.0 dBm	6.00 dB	2	`44` 📡	LongFast	2026-05-16 05:55:35 UTC	View
WYK Meshnology N30 (WN30)	+1.810s After	-40.0 dBm	6.75 dB	2	`44` 📡	LongFast	2026-05-16 05:55:36 UTC	View

47

Total Receptions

3

Unique Gateways