Packet #678654

Packet Information

Database ID:	678654
Mesh Packet ID:	`0x29c99c46` Used for correlation across gateways
Timestamp:	2026-03-30 10:20:13 UTC
From Node:	FinDolina (find)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	TEXT_MESSAGE_APP Port: 1

Gateway:	FinDolina (find)
Channel:	chat.cap.ru
RSSI:	Unknown
SNR:	Unknown
Hop Info:	7/7 hops Start: 7, Limit: 0
Relay Node:	`d0` find Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Payload Data

Protocol: TEXT_MESSAGE_APP

Size: 16 bytes

Decoded: Yes

Text Content:

Согласен

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:	16 bytes
Gateway:	!bb832ad0
Channel:	chat.cap.ru
Payload Type:	TEXT_MESSAGE_APP
Hop Count:	7 / 7

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: chat.cap.ru
+ 1 more...

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...

MQTT ServiceEnvelope Fields

Field	Value
`gateway_id`	`!bb832ad0` Node ID format
`channel_id`	`chat.cap.ru`
`packet`	`MeshPacket` (16 bytes) Contains the actual mesh network packet

MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

Field	Value	Type
`from`	`3145935568` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`TEXT_MESSAGE_APP` TEXT_MESSAGE_APP	enum
`decoded.payload_length`	`16` bytes	size
`hop_limit`	Not set	uint32
`hop_start`	`7` Initial hop limit	uint32
`hops_taken`	`7` Calculated: hop_start - hop_limit	derived
`rx_rssi`	Not set	int32
`rx_snr`	Not set	float
`rx_time`	`1774866018` Receive timestamp	fixed32
`via_mqtt`	False Direct LoRa transmission	bool
`want_ack`	False No ACK requested	bool
`priority`	`HIGH` Packet priority level	enum
`delayed`	Not set	enum
`channel`	Not set	uint32
`pki_encrypted`	False Standard encryption	bool
`next_hop`	Not set	uint32
`relay_node`	`208` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	Not set	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: chat.cap.ru
✓ Gateway node ID tracked

Exposure Risks:

⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (7 hops)

MQTT-Specific Fields

Gateway ID: !bb832ad0

Complete Protobuf Decode (JSON)

{ "service_envelope": { "packet": { "from": 3145935568, "to": 4294967295, "decoded": { "portnum": "TEXT_MESSAGE_APP", "payload": "0KHQvtCz0LvQsNGB0LXQvQ==", "reply_id": 2346791918 }, "id": 701078598, "rx_time": 1774866018, "priority": "HIGH", "hop_start": 7, "relay_node": 208 }, "channel_id": "chat.cap.ru", "gateway_id": "!bb832ad0" }, "mesh_packet": { "from": 3145935568, "to": 4294967295, "decoded": { "portnum": "TEXT_MESSAGE_APP", "payload": "0KHQvtCz0LvQsNGB0LXQvQ==", "reply_id": 2346791918, "parsed_payload": { "text": "Согласен", "type": "text_message", "portnum": "TEXT_MESSAGE_APP" } }, "id": 701078598, "rx_time": 1774866018, "priority": "HIGH", "hop_start": 7, "relay_node": 208 } }

Raw Packet Data (16 bytes)

d0a1d0bed0b3d0bbd0b0d181d0b5d0bd

Hex Analysis:

Size:	16 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
FinDolina (find) Primary	0.000s Reference	Unknown	Unknown	7	`d0` find	chat.cap.ru	2026-03-30 10:20:13 UTC	Current
7 hops Gateways that received this packet after 7 hops
Meshtastic 842c work (nm01)	+6.113s After	-114.0 dBm	-14.50 dB	7	`2c` nm01 , 242c	chat.cap.ru	2026-03-30 10:20:19 UTC	View
crane 2 (cra2)	+11.917s After	-114.0 dBm	-14.50 dB	7	`bc`	chat.cap.ru	2026-03-30 10:20:25 UTC	View
GunWest (Pepe)	+6.055s After	-119.0 dBm	-3.00 dB	7	`2c`	chat.cap.ru	2026-03-30 10:20:19 UTC	View

4

Total Receptions

4

Unique Gateways

Packet #678654 Success