Packet #14055881 Success

POSITION_APP packet from SanMiRivas 5B🦖 (SMR5) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	14055881
Mesh Packet ID:	`0xe67e5633` Used for correlation across gateways
Timestamp:	2025-10-07 19:46:28 UTC
From Node:	SanMiRivas 5B🦖 (SMR5)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	POSITION_APP Port: 3

Gateway:	Kenobi23 QTH (5aec)
Channel:	MediumSlow
RSSI:	-101 dBm
SNR:	-1.75 dBm
Hop Info:	4/4 hops Start: 4, Limit: 0

Payload Data

Protocol: POSITION_APP

Size: 20 bytes

Decoded: Yes

Decoded Data:

Latitude:	40.343962°
Longitude:	-3.538944°
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:	20 bytes
Gateway:	!9ea15aec
Channel:	MediumSlow
Payload Type:	POSITION_APP
Hop Count:	4 / 4

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumSlow
+ 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`	`!9ea15aec` Node ID format
`channel_id`	`MediumSlow`
`packet`	`MeshPacket` (20 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`3885003011` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`3` POSITION_APP	enum
`decoded.payload_length`	`20` bytes	size
`hop_limit`	Not set	uint32
`hop_start`	`4` Initial hop limit	uint32
`hops_taken`	`4` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-101.0` dBm Signal strength at gateway	int32
`rx_snr`	`-1.75` dB Signal quality at gateway	float
`rx_time`	`1759865435` 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`	`245` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1759866388.1954584` 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: MediumSlow
✓ 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 (4 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!9ea15aec`
Position Precision:	13 bits (~2900.0m accuracy)
Position precision meters:	`2900.0`
Signal Metrics:	RSSI: -101.0 dBm SNR: -1.75 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	POSITION_APP
Size:	20 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "latitude": 40.3439616, "longitude": -3.538944, "altitude": null, "sats_in_view": null, "precision_bits": 13 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!9ea15aec", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3885003011, "to": 4294967295, "id": 3867039283, "rx_time": 1759865435, "rx_snr": -1.75, "rx_rssi": -101, "hop_limit": 0, "hop_start": 4, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 245, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00000c18150000e4fd25576ae5682802b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 403439616, "longitude_i": -35389440, "time": 1759865431, "location_source": "LOC_INTERNAL", "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }

Raw Packet Data (20 bytes)

0d00000c18150000e4fd25576ae5682802b8010d

Hex Analysis:

Size:	20 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	Channel	Timestamp	Actions
Kenobi23 QTH (5aec) Primary	0.000s Reference	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:46:28	Current
[TLG] 📡🌐🔋🔌 (tlg0)	-954.537s Before	-120.0 dBm	-13.00 dB	0	MediumSlow	2025-10-07 19:30:33	View
XiaoWatt c4c8 🌐🔌 (c4c8)	-953.630s Before	-118.0 dBm	-11.50 dB	1	MediumSlow	2025-10-07 19:30:34	View
Venturada2🗼🌐☀️ (Vb2)	-952.376s Before	-97.0 dBm	-1.75 dB	2	MediumSlow	2025-10-07 19:30:35	View
Machu Pichu (MaPi)	-951.580s Before	-103.0 dBm	-7.00 dB	3	MediumSlow	2025-10-07 19:30:36	View
Meshtastic 1760 (1760)	-951.560s Before	-130.0 dBm	-11.75 dB	3	MediumSlow	2025-10-07 19:30:36	View
GRN1-Base🗼🌐 (GRN1)	-951.515s Before	-89.0 dBm	4.00 dB	3	MediumSlow	2025-10-07 19:30:36	View
Arganda C191 🌐 (ARG)	-950.958s Before	-118.0 dBm	-9.50 dB	2	MediumSlow	2025-10-07 19:30:37	View
Antonio 82d4 (82d4)	-950.952s Before	-121.0 dBm	-13.00 dB	3	MediumSlow	2025-10-07 19:30:37	View
Carbon EA4HKU (C)	-950.748s Before	-111.0 dBm	-1.00 dB	4	MediumSlow	2025-10-07 19:30:37	View
Aldinra_1640_🗼_🌐 (AldB)	-950.419s Before	-109.0 dBm	-4.50 dB	4	MediumSlow	2025-10-07 19:30:37	View
Meshtastic 18a4 (18a4)	-950.302s Before	Unknown	Unknown	4	MediumSlow	2025-10-07 19:30:37	View
Oxygen EA4HKU (O)	-950.009s Before	-110.0 dBm	-6.75 dB	4	MediumSlow	2025-10-07 19:30:38	View
Baldur Fijo (BalF)	-949.748s Before	-112.0 dBm	-12.25 dB	4	MediumSlow	2025-10-07 19:30:38	View
Quass001 ☄️ (Q001)	-949.743s Before	-105.0 dBm	-0.25 dB	4	MediumSlow	2025-10-07 19:30:38	View
tizon (Sylv)	-949.738s Before	-106.0 dBm	3.50 dB	4	MediumSlow	2025-10-07 19:30:38	View
Rodashtastic🗼🌐 (RDSt)	-949.620s Before	-114.0 dBm	-6.00 dB	4	MediumSlow	2025-10-07 19:30:38	View
Trasto 🐰 Va (trva)	-949.159s Before	-104.0 dBm	-1.25 dB	4	MediumSlow	2025-10-07 19:30:39	View
🌐Charly Unid Movil🛰 (C181)	-948.845s Before	-120.0 dBm	-14.50 dB	4	MediumSlow	2025-10-07 19:30:39	View
Kenobi23 QTH (5aec)	-718.444s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:34:29	View
Kenobi23 QTH (5aec)	-700.408s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:34:47	View
Kenobi23 QTH (5aec)	-689.394s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:34:58	View
Kenobi23 QTH (5aec)	-678.391s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:35:09	View
Kenobi23 QTH (5aec)	-667.386s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:35:20	View
Kenobi23 QTH (5aec)	-655.375s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:35:32	View
Kenobi23 QTH (5aec)	-635.373s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:35:52	View
Kenobi23 QTH (5aec)	-610.347s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:36:17	View
Kenobi23 QTH (5aec)	-580.349s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:36:47	View
Kenobi23 QTH (5aec)	-560.339s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:37:07	View
Kenobi23 QTH (5aec)	-535.327s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:37:32	View
Kenobi23 QTH (5aec)	-490.315s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:38:17	View
Kenobi23 QTH (5aec)	-470.284s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:38:37	View
Kenobi23 QTH (5aec)	-420.282s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:39:27	View
Kenobi23 QTH (5aec)	-400.266s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:39:47	View
Kenobi23 QTH (5aec)	-355.236s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:40:32	View
Kenobi23 QTH (5aec)	-330.203s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:40:57	View
Kenobi23 QTH (5aec)	-280.183s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:41:48	View
Kenobi23 QTH (5aec)	-255.165s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:42:13	View
Kenobi23 QTH (5aec)	-210.121s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:42:58	View
Kenobi23 QTH (5aec)	-185.107s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:43:23	View
Kenobi23 QTH (5aec)	-140.089s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:44:08	View
Kenobi23 QTH (5aec)	-115.077s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:44:33	View
Kenobi23 QTH (5aec)	-70.037s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:45:18	View
Kenobi23 QTH (5aec)	-45.009s Before	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:45:43	View
Kenobi23 QTH (5aec)	+25.016s After	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:46:53	View
Kenobi23 QTH (5aec)	+75.064s After	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:47:43	View
Kenobi23 QTH (5aec)	+100.082s After	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:48:08	View
Kenobi23 QTH (5aec)	+150.092s After	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:48:58	View
Kenobi23 QTH (5aec)	+170.106s After	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:49:18	View
Kenobi23 QTH (5aec)	+220.127s After	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:50:08	View
Kenobi23 QTH (5aec)	+240.186s After	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:50:28	View
Kenobi23 QTH (5aec)	+285.159s After	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:51:13	View
Kenobi23 QTH (5aec)	+310.172s After	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:51:38	View
Kenobi23 QTH (5aec)	+355.197s After	-101.0 dBm	-1.75 dB	4	MediumSlow	2025-10-07 19:52:23	View

54

Total Receptions

19

Unique Gateways