problem beim einwählen

also folgendes: ich hab alles soweit eingerichtet glaub ich ,aber wenn ich mich einwählen will kommt folgendes problem:
SuSE Meta pppd (smpppd-ifcfg), Version 1.58 on linux.
Status is: disconnected
trying to connect to smpppd
connect to smpppd
Status is: disconnected
Interface is eth0.
Status is: connecting
pppd[0]: Plugin rp-pppoe.so loaded.
pppd[0]: RP-PPPoE plugin version 3.3 compiled against pppd 2.4.3
pppd[0]: Plugin passwordfd.so loaded.
pppd[0]: Renamed interface ppp0 to dsl0
pppd[0]: Using interface dsl0
Status is: connecting
pppd[0]: Connect: dsl0 <--> eth0
pppd[0]: Couldn't increase MTU to 1500
pppd[0]: Couldn't increase MRU to 1500
pppd[0]: PAP authentication failed
Authentication error. Maybe bad account or password.
pppd[0]: Couldn't increase MTU to 1500
pppd[0]: Couldn't increase MRU to 1500
pppd[0]: Connection terminated.
Status is: disconnected
pppd[0] died: Authentication error (exit code 19)


ich hab keine ahnung was ich falsch gemacht hab oder ob da was nicht stimmt, da ich ein absoluter linux-neuling bin, fände es ziemlcih krass wenn mir da jemand helfen kann!