200 Lines of Code Saves 20 000 EUR

My student Joram Puumala wrote a program to automatically configure routers. The CEO of NDC Networks, Markus Ahonen: “NDC is expecting to deliver over 5000 routers during 2018, so the calculable savings in direct effort are significant. Especially as handling … Continue reading

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Naughty Questions and Easy Way to Forest – Apps for Android

Hurt your leg, baby in the cart and you still want to go walking in the woods? Moving with a wheelchair? Old? If you are based in Helsinki, check out HelpostiLuontoon.fi. My students Jenni Saarinen, Elina Rajuvaaara and Kristina Lindfors … Continue reading

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Configuration Management Course Awards 2017: Most slaves: Tommi, most OSes: Matias

Tommi Timonen had the most slaves, a total of 1478 computers. He had 20 physical computers running many virtual computers each. Congratulations Tommi! Tommi also took second place with his previous setup of 639 computers. Third place was Tatu Erkinjuntti … Continue reading

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Automaticaly Build Penetration Testing Environment – Kali, Metasploitable, Vagrant

My student Toni Jääskeläinen developed a PenTest environment that can be set up automatically. Based on my idea, it’s distributed as a single Vagrantfile. Using pentest tools requires special care and skill, as even mistakes with some of these tools … Continue reading

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Automation of Router Configuration with Python & SSH

My student Joram is automating router configuration for NDC Networks. Joram configures Advantech B+B routers for NDC’s clients. The configuration is done using custom built Python Paramiko SSH script. The routers are configured for clients of NDC, an 8 person … Continue reading

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Tommi’s 639 Puppet Slaves

My student Tommi tested Puppet with 639 slaves. Tommi is running some 20 physical computers with about 30 virtual computers each. Tatu has 263 slaves – on a single physical machine with a huge swap file. Who will get 640 … Continue reading

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Top Configuration Management Systems – Puppet vs Salt vs Ansible vs Chef

The leading configuration management systems compared: Puppet, Chef, Ansible, Salt. My students Joona, Jori, Eero and Jarkko gave a presentation and demonstrated each system. ArcticCM provisioned and configured a couple of Linux desktops and servers, and also configured some Windows … Continue reading

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Provision Multiple Virtual Puppet Slaves with Vagrant

For testing, it’s convenient to provision many virtual slave computers to your master. This Vagrant file installs two virtual computers and automatically configures them as slaves to a puppetmaster in a predefined IP address. Advanced stuff warning: Using this sample … Continue reading

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Multiple Virtual Computers in Minutes – Vagrant Multimachine

You can install multiple virtual computers in minutes. This example shows how to install two Ubuntu 16.04 virtual machines and configure SSH – in a couple minutes.

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Aikataulu – Monialaprojekti Infra pro4tn001-5 – kevät 2018 – 10 op

English: Complete a project with a company as a client. Work with students from different tracks and backgrounds. Course in Finnish. Course us finished. Feedback was very good, 4.1 out of 5. And students even published two books! Tee projekti … Continue reading

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Aikataulu DigiStartUp digt4tn024-3 – keväällä 2018 – molemmat 1p ja 2p – 10 op

English: Create your own digital product and find paying customers. Real customers, actual money. Course is in Finnish. Luo digitaalinen tuote ja hanki sille maksavia asiakkaita. Siis oikeita asiakkaita, joilta saa oikeaa rahaa.

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Aikataulu – Linux palvelimet ict4tn021 8-ma, 7-ti ja 6-to – alkukevät 2018 – 5 op

English: Learn to manage your own Linux server – in 8 weeks. Beginners welcome. Student feedback excellent 4.7 out of 5. Course is in Finnish. Aloita nollasta. Opiskele 8 viikkoa ja hallitset omaa Linux-palvelinta. Opintojakson suoritettuaan opiskelija: Osaa hallita Linuxia … Continue reading

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