Packet #39262857 Success

TELEMETRY_APP packet from js0094 (js94) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39262857
Mesh Packet ID:	`0xd39a1ffb` Used for correlation across gateways
Timestamp:	2026-05-15 17:57:43 UTC
From Node:	js0094 (js94)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	TELEMETRY_APP Port: 67

Gateway:	Mechanicus Dominus (M4)
Channel:	LongFast
RSSI:	-20 dBm
SNR:	6.0 dBm
Hop Info:	4/5 hops Start: 5, Limit: 1
Relay Node:	`8c` M1 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: 29 bytes

Decoded: Yes

Decoded Data:

Device Metrics:

Battery:	101%
Voltage:	4.26 V
Channel Usage:	6.5%
Air Util TX:	2.7%

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:	29 bytes
Gateway:	!6984d8b8
Channel:	LongFast
Payload Type:	TELEMETRY_APP
Hop Count:	4 / 5

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`	`!6984d8b8` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (29 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`2224685204` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`67` TELEMETRY_APP	enum
`decoded.payload_length`	`29` bytes	size
`hop_limit`	`1` Remaining hops allowed	uint32
`hop_start`	`5` Initial hop limit	uint32
`hops_taken`	`4` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-20.0` dBm Signal strength at gateway	int32
`rx_snr`	`6.00` dB Signal quality at gateway	float
`rx_time`	`1778867861` 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`	`140` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778867863.3984141` 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 (4 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!6984d8b8`
Signal Metrics:	RSSI: -20.0 dBm SNR: 6.00 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TELEMETRY_APP
Size:	29 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "time": 1778867837, "device_metrics": { "battery_level": 101, "voltage": 4.26, "channel_utilization": 6.543333, "air_util_tx": 2.6613054, "uptime_seconds": 9641572 } }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!6984d8b8", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2224685204, "to": 4294967295, "id": 3550093307, "rx_time": 1778867861, "rx_snr": 6.0, "rx_rssi": -20, "hop_limit": 1, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 140, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d7d5e076a1216086515ec5188401dfc62d14025d4522a4028e4bccc04", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1778867837, "device_metrics": { "battery_level": 101, "voltage": 4.26, "channel_utilization": 6.543333, "air_util_tx": 2.6613054, "uptime_seconds": 9641572 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }

Raw Packet Data (29 bytes)

0d7d5e076a1216086515ec5188401dfc62d14025d4522a4028e4bccc04

Hex Analysis:

Size:	29 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
Mechanicus Dominus (M4) Primary	0.000s Reference	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:43 UTC	Current
Mechanicus Dominus (M4)	-0.286s Before	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	-0.251s Before	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	-0.204s Before	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	-0.160s Before	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	-0.129s Before	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	-0.090s Before	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	-0.061s Before	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	-0.024s Before	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.026s After	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.055s After	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.083s After	-20.0 dBm	6.00 dB	4	`8c` M1	MediumFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.112s After	-20.0 dBm	6.00 dB	4	`8c` M1	MediumFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.140s After	-20.0 dBm	6.00 dB	4	`8c` M1	MediumFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.167s After	-20.0 dBm	6.00 dB	4	`8c` M1	MediumFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.194s After	-20.0 dBm	6.00 dB	4	`8c` M1	MediumFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.222s After	-20.0 dBm	6.00 dB	4	`8c` M1	MediumFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.250s After	-20.0 dBm	6.00 dB	4	`8c` M1	MediumFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.278s After	-20.0 dBm	6.00 dB	4	`8c` M1	MediumFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.305s After	-20.0 dBm	6.00 dB	4	`8c` M1	MediumFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.332s After	-20.0 dBm	6.00 dB	4	`8c` M1	MediumFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.361s After	-20.0 dBm	6.00 dB	4	`8c` M1	MediumFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.393s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.423s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.451s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.477s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.502s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.529s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.556s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.585s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortFast	2026-05-15 17:57:43 UTC	View
Mechanicus Dominus (M4)	+0.613s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortFast	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.643s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortFast	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.669s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortFast	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.697s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortTurbo	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.727s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortTurbo	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.756s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortTurbo	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.787s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortTurbo	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.814s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortTurbo	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.840s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortTurbo	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.864s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortTurbo	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.889s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortTurbo	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.915s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortTurbo	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.944s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortTurbo	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+0.972s After	-20.0 dBm	6.00 dB	4	`8c` M1	ShortTurbo	2026-05-15 17:57:44 UTC	View
Mechanicus Dominus (M4)	+1.000s After	-20.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:44 UTC	View
Mechanicus Alpha (M1)	+1.051s After	-118.0 dBm	-13.75 dB	3	`ce`	LongFast	2026-05-15 17:57:44 UTC	View
Mechanicus Cadia (M3)	+1.077s After	-41.0 dBm	6.00 dB	4	`8c` M1	LongFast	2026-05-15 17:57:44 UTC	View

47

Total Receptions

3

Unique Gateways