Which modem is best

GPON ftth deployment from Deutsche Glasfaser here, 400/200 MBit/s (1000/500 MBit/s possible with a phone call (and a higher fee), 10 GBit/s with 'prices on request'):

  • ISP owned GPON ONT (Nokia G-010G-P), converting the incoming fibre to 1000BASE-T/ copper
  • ivy-bridge/ celeron 1037u based mini-pc with two Intel 82574L (e1000e) onboard network cards, running OpenWrt/ x86_64 as router
  • OpenWrt supported ZyXEL GS1900-24E managed switch
  • OpenWrt supported AP(s)

applies, even below those figures, if you want sqm or similar demanding features (e.g. VPN).