OSPFisalink-stateroutingprotocol。Itisdesignedtoberuninternaltoasingle()system。EachOSPFroutermaintainsanidentical()describingtheautonomoussystem’stopology。Fromthisdatabase，aroutingtableiscalculatedbyconstructingashortest-path()。OSPFrecalculatesroutesquicklyinthefaceoftopologicalchanges，utilizingaminimumofrouting()traffic。OSPFprovidessupportforequal-costmultipath。Anarearoutingcapabilityisprovided，enablinganadditionallevelofroutingprotectionandareductioninroutingprotocol(75)。 A.flow
A.state B.traffi D.stream正确答案C
