Packet #39426907 Success

TELEMETRY_APP packet from RackaBicycle (R4BC) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39426907
Mesh Packet ID:	`0x691253f7` Used for correlation across gateways
Timestamp:	2026-05-16 03:59:50 UTC
From Node:	RackaBicycle (R4BC)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	TELEMETRY_APP Port: 67

Gateway:	DIR Rooftop (DIR)
Channel:	ShortFast
RSSI:	-58 dBm
SNR:	6.0 dBm
Hop Info:	2/7 hops Start: 7, Limit: 5
Relay Node:	`e1` DIR2 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:	93%
Voltage:	4.10 V
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:	29 bytes
Gateway:	!6985083c
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`	`!6985083c` Node ID format
`channel_id`	`ShortFast`
`packet`	`MeshPacket` (29 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`3676913620` 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`	`5` Remaining hops allowed	uint32
`hop_start`	`7` Initial hop limit	uint32
`hops_taken`	`2` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-58.0` dBm Signal strength at gateway	int32
`rx_snr`	`6.00` dB Signal quality at gateway	float
`rx_time`	`1778903989` 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`	`225` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778903990.4033036` 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:	`!6985083c`
Signal Metrics:	RSSI: -58.0 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": 1778903981, "device_metrics": { "battery_level": 93, "voltage": 4.103, "channel_utilization": 0.0, "air_util_tx": 0.017111111, "uptime_seconds": 19812500 } }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!6985083c", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3676913620, "to": 4294967295, "id": 1762808823, "rx_time": 1778903989, "rx_snr": 6.0, "rx_rssi": -58, "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": 225, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0dadeb076a1216085d15c74b83401d00000000259a2c8c3c2894a1b909", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1778903981, "device_metrics": { "battery_level": 93, "voltage": 4.103, "channel_utilization": 0.0, "air_util_tx": 0.017111111, "uptime_seconds": 19812500 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }

Raw Packet Data (29 bytes)

0dadeb076a1216085d15c74b83401d00000000259a2c8c3c2894a1b909

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
DIR Rooftop (DIR) Primary	0.000s Reference	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortFast	2026-05-16 03:59:50 UTC	Current
DIR Rooftop (DIR)	-0.981s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.944s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.917s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.894s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.871s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.849s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.828s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.806s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.785s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.738s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.685s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.643s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	MediumFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.595s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	MediumFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.554s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	MediumFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.508s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	MediumFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.472s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	MediumFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.437s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	MediumFast	2026-05-16 03:59:49 UTC	View
DIR Rooftop (DIR)	-0.388s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	MediumFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	-0.333s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	MediumFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	-0.275s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	MediumFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	-0.233s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	MediumFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	-0.183s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	MediumFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	-0.139s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	-0.098s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	-0.044s Before	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.043s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.090s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.128s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.150s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.171s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.192s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.215s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortFast	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.238s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortTurbo	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.262s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortTurbo	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.285s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortTurbo	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.307s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortTurbo	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.328s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortTurbo	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.349s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortTurbo	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.381s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortTurbo	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.404s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortTurbo	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.430s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortTurbo	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.453s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortTurbo	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.476s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	ShortTurbo	2026-05-16 03:59:50 UTC	View
DIR Rooftop (DIR)	+0.498s After	-58.0 dBm	6.00 dB	2	`e1` DIR2	LongFast	2026-05-16 03:59:50 UTC	View

45

Total Receptions

1

Unique Gateways