Packet #17768286 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:	17768286
Mesh Packet ID:	`0x8c84816e` Used for correlation across gateways
Timestamp:	2026-03-27 08:18:06 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:	-55 dBm
SNR:	6.25 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:	4.18 V
Channel Usage:	3.4%
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`	`-55.0` dBm Signal strength at gateway	int32
`rx_snr`	`6.25` dB Signal quality at gateway	float
`rx_time`	`1774599486` 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`	`1774599486.7847986` 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: -55.0 dBm SNR: 6.25 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": 1774600096, "device_metrics": { "battery_level": 99, "voltage": 4.185, "channel_utilization": 3.365, "air_util_tx": 0.089, "uptime_seconds": 74595 } }

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": 2357494126, "rx_time": 1774599486, "rx_snr": 6.25, "rx_rssi": -55, "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": "0da03fc669121508631585eb85401d295c574025a245b63d28e3c604", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774600096, "device_metrics": { "battery_level": 99, "voltage": 4.185, "channel_utilization": 3.365, "air_util_tx": 0.089, "uptime_seconds": 74595 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }

Raw Packet Data (28 bytes)

0da03fc669121508631585eb85401d295c574025a245b63d28e3c604

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	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:06 UTC	Current
Seri Base d120 (SRB)	-0.081s Before	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	-0.052s Before	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	-0.016s Before	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	+0.021s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	+0.047s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	+0.068s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	+0.092s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	+0.115s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	+0.137s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	+0.159s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	+0.179s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	MediumFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	+0.199s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	MediumFast	2026-03-27 08:18:06 UTC	View
Seri Base d120 (SRB)	+0.219s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	MediumFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.239s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	MediumFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.262s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	MediumFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.285s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	MediumFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.306s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	MediumFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.329s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	MediumFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.350s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	MediumFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.368s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	MediumFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.386s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	MediumFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.404s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.423s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.450s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.468s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.491s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.509s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.559s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.610s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.647s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.679s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.718s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortFast	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.746s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.765s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.785s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.808s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.826s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.843s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.861s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.880s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.903s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.927s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.948s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	ShortTurbo	2026-03-27 08:18:07 UTC	View
Seri Base d120 (SRB)	+0.967s After	-55.0 dBm	6.25 dB	0	`e5` MTVE	LongFast	2026-03-27 08:18:07 UTC	View
VE3WNP-12 (WNP)	+3.978s After	-77.0 dBm	7.00 dB	2	`68` WNPr	LongFast	2026-03-27 08:18:10 UTC	View
Eco-Monkey LLP (mnky)	+9.051s After	-90.0 dBm	-20.00 dB	2	`48` mnky	LongFast	2026-03-27 08:18:15 UTC	View

47

Total Receptions

3

Unique Gateways