Packet #10452515 Success

ROUTING_APP packet from Meshtastic 6606 (6606) to Sierra norte Madrid ⛰️🗼🌞 (SNM)

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	10452515
Mesh Packet ID:	`0xa184a325` Used for correlation across gateways
Timestamp:	2025-09-13 18:23:14 UTC
From Node:	Meshtastic 6606 (6606)
To Node:	Sierra norte Madrid ⛰️🗼🌞 (SNM)
Success:	Processed
Protocol:	ROUTING_APP Port: 5

Gateway:	Tlgo 📡🌐🔋🔌 (TLG0)
Channel:	MediumSlow
RSSI:	-122 dBm
SNR:	-16.75 dBm
Hop Info:	4/4 hops Start: 4, Limit: 0

Payload Data

Protocol: ROUTING_APP

Size: 2 bytes

Decoded: Yes

Decoded Data:

{
  "error_reason": "NO_RESPONSE",
  "type": "protobuf",
  "portnum": "ROUTING_APP",
  "message_class": "Routing"
}

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:	2 bytes
Gateway:	!da638a24
Channel:	MediumSlow
Payload Type:	ROUTING_APP
Hop Count:	4 / 4

Privacy Summary

Exposure Level:
Direct Message

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...

Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (4 hops)
+ 1 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!da638a24` Node ID format
`channel_id`	`MediumSlow`
`packet`	`MeshPacket` (2 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`561735174` Source node ID	uint32
`to`	`1129719940` Target node ID	uint32
`decoded.portnum`	`5` ROUTING_APP	enum
`decoded.payload_length`	`2` 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`	`-122.0` dBm Signal strength at gateway	int32
`rx_snr`	`-16.75` dB Signal quality at gateway	float
`rx_time`	`1757787793` 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`	`136` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1757787794.7836745` Unix timestamp	uint32

MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message

Privacy Features:

✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
✓ Custom channel: MediumSlow
✓ Gateway node ID tracked

Exposure Risks:

⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (4 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!da638a24`
Signal Metrics:	RSSI: -122.0 dBm SNR: -16.75 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	ROUTING_APP
Size:	2 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "error_reason": "NO_RESPONSE", "type": "protobuf", "portnum": "ROUTING_APP", "message_class": "Routing" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!da638a24", "channel_id": "MediumSlow", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 561735174, "to": 1129719940, "id": 2709824293, "rx_time": 1757787793, "rx_snr": -16.75, "rx_rssi": -122, "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": 136, "tx_after": 0, "decoded": { "portnum": 5, "payload": "1808", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "error_reason": "NO_RESPONSE", "type": "protobuf", "portnum": "ROUTING_APP", "message_class": "Routing" } } } }

Raw Packet Data (2 bytes)

1808

Hex Analysis:

Size:	2 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
Tlgo 📡🌐🔋🔌 (TLG0) Primary	0.000s Reference	-122.0 dBm	-16.75 dB	4	MediumSlow	2025-09-13 18:23:14	Current
Venturada base🗼🌐 (Vb)	-202.995s Before	-55.0 dBm	8.00 dB	0	MediumSlow	2025-09-13 18:19:51	View
Rodashtastic🗼🌐 (RDSt)	-201.856s Before	-113.0 dBm	-17.25 dB	1	MediumSlow	2025-09-13 18:19:52	View
Mec Rocket Meco (MRM)	-201.079s Before	-118.0 dBm	-14.75 dB	1	MediumSlow	2025-09-13 18:19:53	View
@lazynoda cocidito 🥵 🗼🌐 (LNCM)	-200.910s Before	-110.0 dBm	1.75 dB	1	MediumSlow	2025-09-13 18:19:53	View
Meshtastic fbec (fbec)	-200.839s Before	-125.0 dBm	-6.25 dB	1	MediumSlow	2025-09-13 18:19:53	View
Suop 📡 🌐 (SUOP)	-200.834s Before	-121.0 dBm	-13.75 dB	3	MediumSlow	2025-09-13 18:19:53	View
GRN1-Base🗼🌐 (GRN1)	-200.799s Before	-98.0 dBm	7.50 dB	1	MediumSlow	2025-09-13 18:19:53	View
Ocumare_Home_📱⚡ (RRN)	-200.533s Before	-123.0 dBm	-16.00 dB	1	MediumSlow	2025-09-13 18:19:54	View
Venturada2🗼🌐☀️ (Vb2)	-199.685s Before	-94.0 dBm	3.50 dB	1	MediumSlow	2025-09-13 18:19:55	View
Meshtastic c498📡🌐 (C498)	-198.951s Before	-116.0 dBm	-14.50 dB	2	MediumSlow	2025-09-13 18:19:55	View
Perseo 🗼🌐 (nvm1)	-198.103s Before	-95.0 dBm	-1.25 dB	3	MediumSlow	2025-09-13 18:19:56	View
Meshtastic 870c📡🌐 (870c)	-197.160s Before	-99.0 dBm	0.50 dB	3	MediumSlow	2025-09-13 18:19:57	View

13

Total Receptions

13

Unique Gateways