Packet #28230322 Success

TELEMETRY_APP packet from POZUELO CALATRAVA - MANCHASTIC ☀️ (PZCV) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	28230322
Mesh Packet ID:	`0x5a52360e` Used for correlation across gateways
Timestamp:	2025-12-17 08:21:23 UTC
From Node:	POZUELO CALATRAVA - MANCHASTIC ☀️ (PZCV)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	TELEMETRY_APP Port: 67

Gateway:	ETH Goose (ET03)
Channel:	MediumFast
RSSI:	-34 dBm
SNR:	11.25 dBm
Hop Info:	2/5 hops Start: 5, Limit: 3
Relay Node:	`41` ET01 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: 17 bytes

Decoded: Yes

Decoded Data:

Environment Metrics:

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:	17 bytes
Gateway:	!909ec2ec
Channel:	MediumFast
Payload Type:	TELEMETRY_APP
Hop Count:	2 / 5

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 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`	`!909ec2ec` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (17 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`765424030` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`67` TELEMETRY_APP	enum
`decoded.payload_length`	`17` bytes	size
`hop_limit`	`3` Remaining hops allowed	uint32
`hop_start`	`5` Initial hop limit	uint32
`hops_taken`	`2` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-34.0` dBm Signal strength at gateway	int32
`rx_snr`	`11.25` dB Signal quality at gateway	float
`rx_time`	`1765959680` 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`	`65` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1765959683.6375148` 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: MediumFast
✓ 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:	`!909ec2ec`
Signal Metrics:	RSSI: -34.0 dBm SNR: 11.25 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	TELEMETRY_APP
Size:	17 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "time": 1765959710, "environment_metrics": { "voltage": 4.248, "current": -8.0 } }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!909ec2ec", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 765424030, "to": 4294967295, "id": 1515337230, "rx_time": 1765959680, "rx_snr": 11.25, "rx_rssi": -34, "hop_limit": 3, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 65, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d1e6842691a0a2d9eef874035000000c1", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1765959710, "environment_metrics": { "voltage": 4.248, "current": -8.0 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }

Raw Packet Data (17 bytes)

0d1e6842691a0a2d9eef874035000000c1

Hex Analysis:

Size:	17 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
ETH Goose (ET03) Primary	0.000s Reference	-34.0 dBm	11.25 dB	2	`41` ET01	MediumFast	2025-12-17 08:21:23 UTC	Current
Venturada2🗼🌐☀️ (Vb2)	-1.087s Before	-87.0 dBm	1.50 dB	1	`61` TO1	MediumFast	2025-12-17 08:21:22 UTC	View
ETH Maverick (ET01)	-0.794s Before	-107.0 dBm	-7.25 dB	1	`61` TO1	MediumFast	2025-12-17 08:21:22 UTC	View
Ocumare Norte🗼🌐 (RRN)	-0.785s Before	-105.0 dBm	-11.00 dB	2	`b0` Vbm , Vb2	MediumFast	2025-12-17 08:21:22 UTC	View
XiaoWatt c4c8 🌐🔌 (c4c8)	-0.726s Before	-88.0 dBm	-2.50 dB	2	`b0` Vbm , Vb2	MediumFast	2025-12-17 08:21:22 UTC	View
Fenix (FENX)	-0.689s Before	-118.0 dBm	-13.25 dB	1	`61` TO1	MediumFast	2025-12-17 08:21:22 UTC	View
P3 iGate 🏠🌐 (P3N2)	-0.640s Before	-38.0 dBm	10.75 dB	2	`25` P3N1	MediumFast	2025-12-17 08:21:22 UTC	View
GRN1-Base🗼🌐 🔋 (GRN1)	-0.416s Before	-99.0 dBm	-0.25 dB	2	`b0` Vbm , Vb2	MediumFast	2025-12-17 08:21:23 UTC	View
Eagle’s Nest (EAGL)	-0.400s Before	-110.0 dBm	-0.50 dB	2	`74` TakF	MediumFast	2025-12-17 08:21:23 UTC	View
Karabanchel_Baldur (KarB)	-0.311s Before	-93.0 dBm	0.50 dB	2	`2d` SkyB	MediumFast	2025-12-17 08:21:23 UTC	View
Meshtastic b2b4📡🌐 (b2b4)	-0.309s Before	-109.0 dBm	-7.50 dB	2	`2d` SkyB	MediumFast	2025-12-17 08:21:23 UTC	View
[samsepi0l] 📡🌐 (tlg0)	-0.200s Before	-97.0 dBm	-2.25 dB	2	-	MediumFast	2025-12-17 08:21:23 UTC	View
🤖 Nicolas Cage 🌐 (Cage)	-0.073s Before	-70.0 dBm	11.25 dB	2	`2d` SkyB	MediumFast	2025-12-17 08:21:23 UTC	View
JAGO1_Cañaveral (JAGO)	-0.013s Before	Unknown	11.00 dB	3	`70` JAG2	MediumFast	2025-12-17 08:21:23 UTC	View
tizon (Sylv)	+0.065s After	-114.0 dBm	-5.50 dB	2	`2d` SkyB	MediumFast	2025-12-17 08:21:23 UTC	View
Villarejo01 (VIL1)	+0.225s After	-34.0 dBm	10.50 dB	2	`c6` d5c6	MediumFast	2025-12-17 08:21:23 UTC	View
Quixote_JS8_5🗼🌐 (QXT5)	+0.471s After	-114.0 dBm	-7.50 dB	3	-	MediumFast	2025-12-17 08:21:24 UTC	View
Quixote_JS8_7 (QXT7)	+0.476s After	-18.0 dBm	11.00 dB	3	-	MediumFast	2025-12-17 08:21:24 UTC	View
Meshtastic 1760 (1760)	+0.842s After	-117.0 dBm	-1.25 dB	3	`f5` RPT4	MediumFast	2025-12-17 08:21:24 UTC	View
Varela Bot 🏡🤖 (🤖)	+1.202s After	-81.0 dBm	8.00 dB	3	`1c` 🏡	MediumFast	2025-12-17 08:21:24 UTC	View
Meshtastic 18a4 (18a4)	+2.627s After	-62.0 dBm	14.00 dB	4	`60` 1760	MediumFast	2025-12-17 08:21:26 UTC	View
Meshtastic 870c📡🌐 (870c)	+3.122s After	-94.0 dBm	8.25 dB	4	`dc` d0dc	MediumFast	2025-12-17 08:21:26 UTC	View
Quass001 ☄️ (Q001)	+3.154s After	-50.0 dBm	11.25 dB	4	`3a` Q005	MediumFast	2025-12-17 08:21:26 UTC	View

23

Total Receptions

23

Unique Gateways