Packet #28289626 Success

POSITION_APP packet from brokerLZZPortable (BLZP) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	28289626
Mesh Packet ID:	`0x804016d4` Used for correlation across gateways
Timestamp:	2025-12-17 15:34:59 UTC
From Node:	brokerLZZPortable (BLZP)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	POSITION_APP Port: 3

Gateway:	Varela Bot 🏡🤖 (🤖)
Channel:	MediumFast
RSSI:	-84 dBm
SNR:	5.5 dBm
Hop Info:	3/5 hops Start: 5, Limit: 2
Relay Node:	`1c` 🏡 Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Payload Data

Protocol: POSITION_APP

Size: 37 bytes

Decoded: Yes

Decoded Data:

Latitude:	40.448819°
Longitude:	-3.696230°
Altitude:	944 m
Satellites:	9
Precision:	13 bits

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:	37 bytes
Gateway:	!9ee99820
Channel:	MediumFast
Payload Type:	POSITION_APP
Hop Count:	3 / 5

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 2 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`	`!9ee99820` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (37 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`789253721` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`3` POSITION_APP	enum
`decoded.payload_length`	`37` bytes	size
`hop_limit`	`2` Remaining hops allowed	uint32
`hop_start`	`5` Initial hop limit	uint32
`hops_taken`	`3` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-84.0` dBm Signal strength at gateway	int32
`rx_snr`	`5.50` dB Signal quality at gateway	float
`rx_time`	`1765985699` 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`	`28` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1765985699.9904935` 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
✓ Reduced position precision: ~2900.0m accuracy

Exposure Risks:

⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (3 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!9ee99820`
Position Precision:	13 bits (~2900.0m accuracy)
Position precision meters:	`2900.0`
Signal Metrics:	RSSI: -84.0 dBm SNR: 5.50 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	POSITION_APP
Size:	37 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "latitude": 40.4488192, "longitude": -3.6962304, "altitude": 944, "sats_in_view": 9, "precision_bits": 13 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!9ee99820", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 789253721, "to": 4294967295, "id": 2151683796, "rx_time": 1765985699, "rx_snr": 5.5, "rx_rssi": -84, "hop_limit": 2, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 28, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00001c18150000ccfd18b00725a0cd4269280258a70178018001a8eac110980109b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 404488192, "longitude_i": -36962304, "altitude": 944, "time": 1765985696, "location_source": "LOC_INTERNAL", "PDOP": 167, "ground_speed": 1, "ground_track": 34633000, "sats_in_view": 9, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }

Raw Packet Data (37 bytes)

0d00001c18150000ccfd18b00725a0cd4269280258a70178018001a8eac110980109b8010d

Hex Analysis:

Size:	37 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
Varela Bot 🏡🤖 (🤖) Primary	0.000s Reference	-84.0 dBm	5.50 dB	3	`1c` 🏡	MediumFast	2025-12-17 15:34:59 UTC	Current
Meshtastic 26b0 (26b0)	-3.599s Before	-100.0 dBm	0.50 dB	1	`f5` RPT4	MediumFast	2025-12-17 15:34:56 UTC	View
Meshtastic 1760 (1760)	-3.236s Before	-117.0 dBm	-1.00 dB	1	`f5` RPT4	MediumFast	2025-12-17 15:34:56 UTC	View
Meshtastic 18a4 (18a4)	-2.990s Before	Unknown	Unknown	2	`60` 1760	MediumFast	2025-12-17 15:34:57 UTC	View
Ocumare Norte🗼🌐 (RRN)	-2.905s Before	-106.0 dBm	-11.75 dB	2	`6a` b76a	MediumFast	2025-12-17 15:34:57 UTC	View
🏔️Cerro del Aire🏔️_ b03c (CDA)	-2.828s Before	-120.0 dBm	-12.50 dB	1	`f5` RPT4	MediumFast	2025-12-17 15:34:57 UTC	View
XiaoWatt c4c8 🌐🔌 (c4c8)	-2.584s Before	-79.0 dBm	8.25 dB	2	`b0` Vbm , 26b0	MediumFast	2025-12-17 15:34:57 UTC	View
GRN1-Base🗼🌐 🔋 (GRN1)	-2.266s Before	-99.0 dBm	-1.00 dB	2	`b0` Vbm , 26b0	MediumFast	2025-12-17 15:34:57 UTC	View
ETH Maverick (ET01)	-1.917s Before	-106.0 dBm	-5.25 dB	3	`61` TO1	MediumFast	2025-12-17 15:34:58 UTC	View
JAGO1_Cañaveral (JAGO)	-1.791s Before	Unknown	10.25 dB	3	`70` JAG2	MediumFast	2025-12-17 15:34:58 UTC	View
🤖 Nicolas Cage 🌐 (Cage)	-1.722s Before	-110.0 dBm	-0.75 dB	3	`5d` 🥖	MediumFast	2025-12-17 15:34:58 UTC	View
tizon (Sylv)	-1.504s Before	Unknown	Unknown	4	`0c` Sylv	MediumFast	2025-12-17 15:34:58 UTC	View
[samsepi0l] 📡🌐 (tlg0)	-1.400s Before	-76.0 dBm	-6.25 dB	3	`fc` 74fc , Anu2	MediumFast	2025-12-17 15:34:58 UTC	View
Eagle’s Nest (EAGL)	-1.340s Before	-115.0 dBm	-5.50 dB	4	`74`	MediumFast	2025-12-17 15:34:58 UTC	View
MOVIL 1 🟢 MANCHASTIC (MV1V)	-1.171s Before	-123.0 dBm	-14.00 dB	4	`aa` CR1	MediumFast	2025-12-17 15:34:58 UTC	View
ETH Goose (ET03)	-1.127s Before	-31.0 dBm	11.50 dB	4	`41` ET01	MediumFast	2025-12-17 15:34:58 UTC	View
PXT_Home (PXT1)	-0.971s Before	-95.0 dBm	9.50 dB	4	`fd` BAS2	MediumFast	2025-12-17 15:34:59 UTC	View
Meshtastic b2b4📡🌐 (b2b4)	-0.869s Before	-108.0 dBm	-7.00 dB	3	`2d` SkyB	MediumFast	2025-12-17 15:34:59 UTC	View
Karabanchel_Baldur (KarB)	-0.147s Before	-96.0 dBm	-0.25 dB	4	`bb` 03bb	MediumFast	2025-12-17 15:34:59 UTC	View
Rodashtastic🗼🌐 (RDSt)	-0.114s Before	-112.0 dBm	-3.00 dB	3	`94`	MediumFast	2025-12-17 15:34:59 UTC	View
Wake Up, Neo...📡 (NEO)	+0.316s After	-94.0 dBm	-1.25 dB	2	`ec` JAS	MediumFast	2025-12-17 15:35:00 UTC	View
Fenix (FENX)	+0.749s After	-117.0 dBm	-11.25 dB	5	`88` KarB , FENX	MediumFast	2025-12-17 15:35:00 UTC	View
X Wing 🚀 Kenobi (Knb2)	+2.826s After	-46.0 dBm	11.75 dB	2	`b5` Knb0	MediumFast	2025-12-17 15:35:02 UTC	View
TweeteR ☀🔋 (TwT)	+436.033s After	-116.0 dBm	-6.50 dB	4	`fd` BAS2	MediumFast	2025-12-17 15:42:16 UTC	View
TweeteR ☀🔋 (TwT)	+453.061s After	-116.0 dBm	-6.50 dB	4	`fd` BAS2	MediumFast	2025-12-17 15:42:33 UTC	View

25

Total Receptions

24

Unique Gateways