From cableto Internet.
We design, install and run copper, fiber and radio networks, right up to the routing and IP addresses that connect them to the Internet. We configure the servers that sit on them and write the firmware for the devices that use them. For public bodies, (W)ISPs and businesses, with one point of contact from start to finish.
in business since 1 February 2000
- Cable
- Cat.6A FTP
- Length
- 28.3 m
- Date
- 2026-05-14
- Result
- Qualified 1000BASE-T
Equipment we work with every day
- Cisco
- MikroTik
- Huawei
- Sangoma
- Hikvision
- Eaton
The whole chain, one party responsible
When cable, equipment, servers and software all answer to the same person, a fault does not bounce from one supplier to the next.
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Networks and connectivity
LAN and WAN, VLANs, VPNs, firewalls, radio links and managed Wi-Fi. For operators: routing, RADIUS authentication and regulatory blocking.
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Copper and fiber
Cat.6A structured cabling, fiber fusion splicing, racks and fiber trays. Every link leaves with its own test report.
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Servers and services
Linux servers and virtual machines that do their job without being noticed: mail, DNS, web, authentication, backup and monitoring.
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Business software
Servers, updates, backups and migrations for Passepartout business software, so the people using it can think only about their work.
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Embedded
Custom boards and firmware built on the ESP32: sensors, relays, LoRa radio, Bluetooth and mobile networks, from bench prototype to installed device.
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Internet and IP resources
BGP, RIPE Database objects, RPKI ROAs and secondary DNS, for those with their own addresses and AS number, or applying for them.



Work you can measure
The splicer records every splice with its estimated loss, cleave angle and a photo. The report is delivered with the job, not on request.
- Splices made
- 25
- Splices to redo
- 0
- Average estimated loss
- 0.00 dB
- Average cleave angle
- 2.4°
Got an idea that needs a circuit, some firmware and a radio?
We start from the ESP32 and go where the job needs: a board designed for your case, firmware in C, communication over Wi-Fi, Bluetooth, LoRa or mobile networks, and solar power where there is no socket.


One point of contact
Behind RINUX is Arturo Bianchi. He built his first computer in the late 1970s around a Z80, ran a BBS on the FidoNet network from 1989 to 1992, and has been in business on his own since 2000.
When a project calls for it, he coordinates a network of trusted collaborators. You always talk to the same person, who answers for the result.