Packet #935672 Success

TELEMETRY_APP packet from Hugo 📱🌡️ (HUGO) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	935672
Mesh Packet ID:	`0xbf0e9137` Used for correlation across gateways
Timestamp:	2025-06-15 20:33:39 UTC
From Node:	Hugo 📱🌡️ (HUGO)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	TELEMETRY_APP Port: 67

Gateway:	Meshtastic bb44 (bb44)
Channel:	LongFast
RSSI:	-115 dBm
SNR:	-1.75 dBm
Hop Info:	4/5 hops Start: 5, Limit: 1

Payload Data

Protocol: TELEMETRY_APP

Size: 17 bytes

Decoded: Yes

Decoded Data:

Environment Metrics:

Temperature:	35.7°C

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:	!28b1bb44
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`	`!28b1bb44` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (17 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`4056541912` 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`	`1` Remaining hops allowed	uint32
`hop_start`	`5` Initial hop limit	uint32
`hops_taken`	`4` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-115.0` dBm Signal strength at gateway	int32
`rx_snr`	`-1.75` dB Signal quality at gateway	float
`rx_time`	`1750019347` 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`	`36` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1750019619.3964806` 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:	`!28b1bb44`
Signal Metrics:	RSSI: -115.0 dBm SNR: -1.75 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": 1750019339, "environment_metrics": { "temperature": 35.699528, "lux": 0.0 } }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!28b1bb44", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4056541912, "to": 4294967295, "id": 3205402935, "rx_time": 1750019347, "rx_snr": -1.75, "rx_rssi": -115, "hop_limit": 1, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 36, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d0b2d4f681a0a0d51cc0e424d00000000", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1750019339, "environment_metrics": { "temperature": 35.699528, "lux": 0.0 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }

Raw Packet Data (17 bytes)

0d0b2d4f681a0a0d51cc0e424d00000000

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	Channel	Timestamp	Actions
Meshtastic bb44 (bb44) Primary	0.000s Reference	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:33:39	Current
Hugo 📱🌡️ (HUGO)	-279.904s Before	Unknown	Unknown	0	LongFast	2025-06-15 20:28:59	View
Ventilla 📡🌐 (VENT)	-278.940s Before	-42.0 dBm	6.25 dB	0	LongFast	2025-06-15 20:29:00	View
Wake Up, Neo...📡 (NEO)	-277.276s Before	-100.0 dBm	-8.75 dB	1	LongFast	2025-06-15 20:29:02	View
[Nevermore] Ceto🗼 (nvm4)	-274.559s Before	-99.0 dBm	-0.25 dB	2	LongFast	2025-06-15 20:29:04	View
Multiferr2 (36cc)	-274.549s Before	-88.0 dBm	2.25 dB	2	LongFast	2025-06-15 20:29:04	View
test🗼🌐🌞 (test)	-274.536s Before	-121.0 dBm	-13.50 dB	2	LongFast	2025-06-15 20:29:04	View
Vich 📟🌐 (VCH)	-274.370s Before	-118.0 dBm	-6.75 dB	2	LongFast	2025-06-15 20:29:05	View
SkG@Home 🗼🌐 (SkGH)	-273.073s Before	-125.0 dBm	-15.25 dB	3	LongFast	2025-06-15 20:29:06	View
[TLGO] Base 📡🌐 (TLG0)	-272.401s Before	-112.0 dBm	-5.75 dB	3	LongFast	2025-06-15 20:29:06	View
Meshtastic c498📡🌐 (C498)	-272.396s Before	-123.0 dBm	-16.75 dB	3	LongFast	2025-06-15 20:29:07	View
GRN1-Base📡🌐 (GRN1)	-272.392s Before	-110.0 dBm	-1.25 dB	3	LongFast	2025-06-15 20:29:07	View
Ajo Base 🧄 📡 (🧄)	-268.291s Before	-83.0 dBm	5.75 dB	5	LongFast	2025-06-15 20:29:11	View
MeshIsidro01 (ISI1)	-267.958s Before	-108.0 dBm	-7.00 dB	5	LongFast	2025-06-15 20:29:11	View
Meshtastic bb44 (bb44)	-80.050s Before	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:32:19	View
Meshtastic bb44 (bb44)	-42.032s Before	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:32:57	View
Meshtastic bb44 (bb44)	-20.023s Before	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:33:19	View
Meshtastic bb44 (bb44)	-8.999s Before	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:33:30	View
Meshtastic bb44 (bb44)	-5.002s Before	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:33:34	View
Meshtastic bb44 (bb44)	+5.006s After	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:33:44	View
Meshtastic bb44 (bb44)	+10.010s After	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:33:49	View
Meshtastic bb44 (bb44)	+17.017s After	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:33:56	View
Meshtastic bb44 (bb44)	+24.023s After	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:34:03	View
Meshtastic bb44 (bb44)	+31.029s After	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:34:10	View
Meshtastic bb44 (bb44)	+43.035s After	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:34:22	View
Meshtastic bb44 (bb44)	+50.035s After	-115.0 dBm	-1.75 dB	4	LongFast	2025-06-15 20:34:29	View

26

Total Receptions

14

Unique Gateways