Seems a VERY old process !
fairly standard though, the only alternative is "Home Mover" which had a habit of going wrong.
Even if an ISP dresses it up as something else the reality of moving to a new home is that your old service is discontinued and a new one started up on the new line.
MaxDSL - goes as fast as it can and doesn't read the line checker first.
Are your kids pirates ? Limewire, Bearshare, Kazaa, BitTorrent, eMule are all tools of the trade.