hi guys: I am confused by the "ip ospf network broadcast " in NBMA, what is difference between the multiaccess like ethernert with it, as the definition of NBMA,it has no broadcast ability,but why cisco can use ip ospf network broadcast,if i am wrong ,please correct me thanks in advance --------------------------------------------- »¶Ó¹âÁÙ http://www.cmmail.com _________________________________ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]