We use a FritzBox 7270v2 with Stock firmware as DSL modem/router.
The line is a 1und1 DSL line. Ask Matthias Larisch oder Bernd for access data.
Telephone
We use out landline 1und1 number for outgoing landline calls and a discountvoip account for anything else.
Because of the freephone, the most expensive numbers are blocked:
001284, 00290, 00870, 00871, 00872, 00873, 00874, 0088216 as well as special numbers and information.