How setup firewall with ppoe dsl

[franku]

I am newbie with this forum so hopeflly I post this question in the right area

I want setup my pfsense with dsl pppoe modem  lan–-pfsense---ppoemodem---internet

As show above i have one pfsense  interface attached to lan the other to dsl the dsl is attached to internet

the dsl internface is 192.168.1.1 for web configuration and 70.xxx.xxx.xxx for internet

the pfsense lan is 19.168.1.2 for lan and webdo i set up a static or ppope and what are the steps

thanks