题目内容

Atwo-nodeclusterprovidesNFSexportstoavarietyofUNIXclients.Duringfallovertesting，itisdeterminedthatsomeclientsareunabletomounttheexportedfilesystemsafterfallover，andbeforenodereintegration.Itisverifiedthatthefilesystemsbelongtoaresourcegroupandarecorrectin/usr/es/sbin/cluster/etc/exports.Whichofthefollowingmayprovideapossiblesolutiontothisproblem？（）

A. UseHWATforIPATtoprovidemorereliableNFSserving.
B. UseAIXFastConnecttoprovidemorerobustNFSserving.
C. UseNFSCrossMountingtoallowbothnodestoexportNFSproperly.
D. Usethe"FilesystemMountedbeforeIPConfigured"flagtoprovidemorepredictableNFSserving.

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