D-Llink DSL2500U Wan connection setup

[Anony-mousse]

Why can you setup several wan connections using different ISP's but you can't choose which one to use?

http://article.tech-labs.ru/img/article/7496/Wizard1.PNG

I don't want to connect through a PPPoE connection on the mac, I want the router to connect to the one I want.

Isn't that a bit stupid?