WhichCLIcommanddisplaysthecurrentlyconnectedPPPoAsubscribers?（）
A. showusers
B. showsubscriber
C. showaaasubscriber
D. showconnectedsubscriber
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信息组织的应该遵循（）相关原则。
A. 客观性原则
B. 系统性原则
C. 目的性原则
D. 现代化原则
E. 重要性递减原则
WhichcommanddisplaystheIPNCPparametersforallconnectedPPPoAsubscribers?（）
A. showusers
B. showsubscriber
C. showpppinterface
D. showpppinterfacestatusip
Bydefault,ifequal-costpathsexistforthesamedestination,whichactionwilltheroutertake?（）
A. Drophalfthetraffic.
B. Makeacopyofthetrafficandsendittobothdestinations.
C. Load-balancetrafficbetweentheavailablepaths.
D. Randomlyselectoneoftheavailablepathstosendtraffic.
Whichcommandwilldisplayonlydirectroutes?（）
A. showroute
B. showrouteinet.0direct
C. showiproutedirect
D. showrouteprotocoldirect
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