Packet #17804759 Success

TELEMETRY_APP packet from meshy tama's very excellent mesh node (MTVE) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17804759
Mesh Packet ID:	`0x99c47179` Used for correlation across gateways
Timestamp:	2026-03-27 10:06:07 UTC
From Node:	meshy tama's very excellent mesh node (MTVE)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	TELEMETRY_APP Port: 67

Gateway:	Seri Base d120 (SRB)
Channel:	LongFast
RSSI:	-56 dBm
SNR:	6.75 dBm
Hop Info:	0/7 hops Start: 7, Limit: 7
Relay Node:	`e5` MTVE 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: 28 bytes

Decoded: Yes

Decoded Data:

Device Metrics:

Battery:	99%
Voltage:	4.19 V
Channel Usage:	3.1%
Air Util TX:	0.1%

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:	!16ced120
Channel:	LongFast
Payload Type:	TELEMETRY_APP
Hop Count:	Unknown / 7

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 2 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!16ced120` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (28 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`228327141` 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`	`7` Remaining hops allowed	uint32
`hop_start`	`7` Initial hop limit	uint32
`hops_taken`	`0` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-56.0` dBm Signal strength at gateway	int32
`rx_snr`	`6.75` dB Signal quality at gateway	float
`rx_time`	`1774605966` 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`	`229` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774605967.5095255` 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
✓ Zero-hop: direct from source to MQTT gateway

Exposure Risks:

⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!16ced120`
Zero Hop Policy:	Enabled Direct gateway connection
Signal Metrics:	RSSI: -56.0 dBm SNR: 6.75 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": 1774606576, "device_metrics": { "battery_level": 99, "voltage": 4.187, "channel_utilization": 3.1066668, "air_util_tx": 0.10702778, "uptime_seconds": 81076 } }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!16ced120", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 228327141, "to": 4294967295, "id": 2579788153, "rx_time": 1774605966, "rx_snr": 6.75, "rx_rssi": -56, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 229, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0df058c6691215086315e7fb85401da1d34640256131db3d28b4f904", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774606576, "device_metrics": { "battery_level": 99, "voltage": 4.187, "channel_utilization": 3.1066668, "air_util_tx": 0.10702778, "uptime_seconds": 81076 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }

Raw Packet Data (28 bytes)

0df058c6691215086315e7fb85401da1d34640256131db3d28b4f904

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
Seri Base d120 (SRB) Primary	0.000s Reference	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:07 UTC	Current
Seri Base d120 (SRB)	-0.029s Before	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.037s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.065s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.085s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.106s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.126s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.147s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.170s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.193s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.217s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.239s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	MediumFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.260s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	MediumFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.281s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	MediumFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.301s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	MediumFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.322s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	MediumFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.351s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	MediumFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.374s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	MediumFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.397s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	MediumFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.425s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	MediumFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.446s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	MediumFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.466s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	MediumFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.486s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortFast	2026-03-27 10:06:07 UTC	View
Seri Base d120 (SRB)	+0.506s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortFast	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.530s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortFast	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.553s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortFast	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.575s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortFast	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.597s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortFast	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.618s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortFast	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.639s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortFast	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.660s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortFast	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.680s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortFast	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.703s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortFast	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.727s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.750s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.772s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.792s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.813s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.834s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.855s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.878s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.901s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.924s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.947s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 10:06:08 UTC	View
Seri Base d120 (SRB)	+0.968s After	-56.0 dBm	6.75 dB	0	`e5` MTVE	LongFast	2026-03-27 10:06:08 UTC	View
VE3WNP-12 (WNP)	+3.116s After	-72.0 dBm	7.50 dB	2	`68` WNPr	LongFast	2026-03-27 10:06:10 UTC	View

46

Total Receptions

2

Unique Gateways