Packet #17921775 Success

TELEMETRY_APP packet from BreslauBeaconV3 (BBv3) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17921775
Mesh Packet ID:	`0x1677883f` Used for correlation across gateways
Timestamp:	2026-03-27 15:52:31 UTC
From Node:	BreslauBeaconV3 (BBv3)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	TELEMETRY_APP Port: 67

Gateway:	Tagtastic (ld01)
Channel:	LongFast
RSSI:	-81 dBm
SNR:	5.5 dBm
Hop Info:	2/7 hops Start: 7, Limit: 5
Relay Node:	`ee` Last byte of the last hop that relayed this packet

Payload Data

Protocol: TELEMETRY_APP

Size: 29 bytes

Decoded: Yes

Decoded Data:

Device Metrics:

Battery:	101%
Voltage:	4.22 V
Channel Usage:	17.6%
Air Util TX:	6.0%

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:	!948979ad
Channel:	LongFast
Payload Type:	TELEMETRY_APP
Hop Count:	2 / 7

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`	`!948979ad` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (29 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`2661321460` 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`	`-81.0` dBm Signal strength at gateway	int32
`rx_snr`	`5.50` dB Signal quality at gateway	float
`rx_time`	`1774626750` 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`	`238` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774626751.6638331` 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 (2 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!948979ad`
Signal Metrics:	RSSI: -81.0 dBm SNR: 5.50 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": 1774626676, "device_metrics": { "battery_level": 101, "voltage": 4.222, "channel_utilization": 17.581667, "air_util_tx": 6.003889, "uptime_seconds": 7319625 } }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!948979ad", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2661321460, "to": 4294967295, "id": 376932415, "rx_time": 1774626750, "rx_snr": 5.5, "rx_rssi": -81, "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": 238, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d74a7c6691216086515a01a87401d41a78c4125dc1fc04028c9e0be03", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774626676, "device_metrics": { "battery_level": 101, "voltage": 4.222, "channel_utilization": 17.581667, "air_util_tx": 6.003889, "uptime_seconds": 7319625 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }

Raw Packet Data (29 bytes)

0d74a7c6691216086515a01a87401d41a78c4125dc1fc04028c9e0be03

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
Tagtastic (ld01) Primary	0.000s Reference	-81.0 dBm	5.50 dB	2	`ee`	LongFast	2026-03-27 15:52:31 UTC	Current
Balconytastic (PIE1)	-2.042s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-2.020s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.985s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.959s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.937s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.914s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.890s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.867s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.844s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.823s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.801s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.781s Before	-45.0 dBm	6.25 dB	1	`99` PI01	MediumFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.758s Before	-45.0 dBm	6.25 dB	1	`99` PI01	MediumFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.735s Before	-45.0 dBm	6.25 dB	1	`99` PI01	MediumFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.712s Before	-45.0 dBm	6.25 dB	1	`99` PI01	MediumFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.689s Before	-45.0 dBm	6.25 dB	1	`99` PI01	MediumFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.666s Before	-45.0 dBm	6.25 dB	1	`99` PI01	MediumFast	2026-03-27 15:52:29 UTC	View
Balconytastic (PIE1)	-1.644s Before	-45.0 dBm	6.25 dB	1	`99` PI01	MediumFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.623s Before	-45.0 dBm	6.25 dB	1	`99` PI01	MediumFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.602s Before	-45.0 dBm	6.25 dB	1	`99` PI01	MediumFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.579s Before	-45.0 dBm	6.25 dB	1	`99` PI01	MediumFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.555s Before	-45.0 dBm	6.25 dB	1	`99` PI01	MediumFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.532s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.509s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.487s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.467s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.446s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.426s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.403s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.379s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.356s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.332s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.310s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortFast	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.289s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortTurbo	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.267s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortTurbo	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.246s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortTurbo	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.224s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortTurbo	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.200s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortTurbo	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.176s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortTurbo	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.154s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortTurbo	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.132s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortTurbo	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.111s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortTurbo	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.090s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortTurbo	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.070s Before	-45.0 dBm	6.25 dB	1	`99` PI01	ShortTurbo	2026-03-27 15:52:30 UTC	View
Balconytastic (PIE1)	-1.048s Before	-45.0 dBm	6.25 dB	1	`99` PI01	LongFast	2026-03-27 15:52:30 UTC	View

46

Total Receptions

2

Unique Gateways