WhichinformationwouldyoufindusingtheCLIhelpfunction?（）
A. messageoftheday
B. tipoftheday
C. explanationforspecificsystemlogerrormessages
D. explanationforspecifictraceoptionslogmessages
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WhatisthefirststepinBGProuteselection?（）
A. Thelocalrouterpreferstheroutewiththeshortestas-path.
B. TherouterfirstverifiesthatithasaroutetothebgpNextHopIPaddress.
C. Thelocalrouterpreferstheroutefromthepeerwiththelowestpeeridaddress.
D. Thelocalrouterpreferstheroutelearnedfromanebgppeeroveraroutelearnedfromanibgppeer.
WhichRIPmessagetypeisusedtodeliverrouteinformationtoneighbors?（）
A
B
C
D
WhataretwopurposesoftheAS_PATHattribute?（）
A. routeselection
B. loopavoidance
C. determiningequalcostpathsforreachablilty
D. definingtheapplicationofotherBGPattributes
AuserisconnectedonaDSLlineandisusingaPPPoverEthernetservice.WhichnetworkdevicestripstheATMheaderfromthedatagramandinvestigatesthePPPheader?（）
A. DSLAM
B. DSLmodem
C. ERXEdgeRouter
D. customerworkstation
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