Since I was a little skeptical at the beginning and from the read reviews I would like to write short opinion here.
Have the ASUS router easy shot to the splitter existing and accessed via LAN cable onto Modem - 192.168.1.1
Then I set up the modem as already described several times with the wizard.
(Country and the Internet Service Provider - in my case Austria / Telekom Austria) Then enter yet user name and password to access the Internet and has already VDSL2 works.
Now have no more problems with the number of wireless subscribers and everywhere stable Internet.
To reach and other features I can not say anything because I this router primarily only for an expanded number of wireless subscribers (