WhatbitshouldbesetinthelinkstatePDUsinanIS－ISlevel－1－2routertoindicatethattheyareapotentialexitpointoutofthearea?() A.ATT（Attached）bitB.IS-TypebitsC.P（Partition）bitD.DownbitE.PN（Pseudonode）biyF.ABR（AreaBorderRorter）bit
WhatbitshouldbesetinthelinkstatePDUsinanIS－ISlevel－1－2routertoindicatethattheyareapotentialexitpointoutofthearea?()
A.ATT（Attached）bit
B.IS-Typebits
C.P（Partition）bit
D.Downbit
E.PN（Pseudonode）biy
F.ABR（AreaBorderRorter）bit