Telemach is also funny in net-neutrality regard:

Article 7.2 of their terms of service https://telemach.si/download/terms/splosni-pogoji-poslovanja...

> Naročnik se obvezuje, da po priključitvi na omrežje izvajalca: > ... > * ne bo postavljal strežnikov na svoji lokaciji, razen v primeru sklenitve ustreznega dogovora z izvajalcem, > ...

It states that customers are bound not to setup servers on their internet connection point without prior aproval by the ISP. It sounds against the law to forbid this, albeit ianal.