WhichofthefollowingdescribetheprocessidentifierthatisusedtorunOSPFonarouter?(Choosetwo.)()
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A.Itislocallysignificant.
B.Itisgloballysignificant.
C.ItisneededtoidentifyauniqueinstanceofanOSPFdatabase.
D.ItisanoptionalparameterrequiredonlyifmultipleOSPFprocessesarerunningontherouter.
E.AllroutersinthesameOSPFareamusthavethesameprocessIDiftheyaretoexchangeroutinginformation.
参考答案: