mpeg2 onto dvd discim

now im ready to put my mpeg2 movie file on to disc, i have nerowith dvd howeverit saysthat it requires vob,ifo,andbup files to create a dvd. i am using nero to copy dvd's and so on without problems however cannot create advd movie of my own ihave access to most dvd software programs can u suggest which is best and what settings ps. using a pioneer AO3 r/rw dvd recorder.