I used to be with Slingshot but 2degrees offered a good deal and Slingshot was going to up their prices so no brainer. With Slingshot I used to use PPPOE through VLAN10 and it was robust. DHCP through ...
Note really sure why or what this means, but when my modem (Fritzbox from 2 degrees) loses power it seems to take a long time to restablish the IPv4 connection, though IPv6 comes back up very quickly.