多项选择题
In which of the following BGP-related events is an End-of-RIB （EOR） message sent？（）
A.Following a link flap in the BGP speaker’s AS B.During initial convergence. C.Following a Route Processor Switchover. D.Just before sending a CEASE message to tear down the session. E.During capability negotiation
单项选择题 VoIPbearertrafficistypicallymarkedtowhichDSCPvalue？（）
多项选择题 InMulticastVPN（MVPN）implementations，whichtwoofthefollowingstatementsareregardingtheDefaultMDTGroup？（）
单项选择题 Anetworkadministratorwantstodetectaloginattackagainstarouter.WhatIOScommandcanmakethe attackrecordedinsyslogserver？（）
