Regarding pairing N97 & Head set Nokia BH215

Hi sir,
I have purchased Nokia BH-215(Head set) about an year back.when i have purchased I have paired with samsung mobile and computer bluetooth.Now i have purchased nokia N97.now when I am trying to get connected with head set,it dosen't even appears in the search of N97.but,still it appears in the samsung mobile search and getting connected with samsung.why does it happen so? .is there any limitation in paring the devise.if there is so,How could I get connected with N97.please let me have a solution

Regards

selladurai