Refertotheexhibit.HSRPhasbeenconfiguredandLinkAistheprimaryroutetorouterR4.WhenL
2021-05-06
Refertotheexhibit.HSRPhasbeenconfiguredandLinkAistheprimaryroutetorouterR4.WhenLinkAfails，routerR2（LinkB）becomestheactiverouter.WhichrouterwillassumetheactiverolewhenLinkAbecomesoperationalagain？"（）
A.TheprimaryrouterR1willreassumetheactiverolewhenitcomesbackonline.
B.ThestandbyrouterR2willremainactiveandwillforwardtheactiveroletorouterR1onlyintheeventofitsownfailure.
C.ThestandbyrouterR2willremainactiveandwillforwardtheactiveroletorouterR1onlyintheeventofLinkBfailure.
D.ThethirdmemberoftheHSRPgroup，routerR3，willtakeovertheactiveroleonlyineventofrouterR2failure.
正确答案：参考A
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