单项选择题

Which of the following IOS commands can detect whether the SQL slammer virus propagates in yournetworks？（）

A.access-list 100 permit any any udp eq 1434
B.access-list 100 permit any any udp eq 1434 log
C.access-list 110 permit any any udp eq 69
D.access-list 110 permit any any udp eq 69 log
E.None of above.

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热门试题

单项选择题Whatstatementistrue？（）

A.Link Control Protocol（LCP） is used for basic PPP link setup and operation
B.Link Control Protocol（LCP） is used for denying PPP connections to unauthorized devices.
C.Link Control Protocol（LCP） for PPP is synonymous to ARP for Ethernet.
D.None of the above

单项选择题WhatCiscoIOSfeatureexaminespacketsreceivedtomakesurethatthesourceaddressandinterfaceareintheroutingtableandmatcktheinterfacethatthepacketwasreceivedon？（）

A.MPLS Traffic Engineering
B.Dynamic access-lists
C.Authentication
D.Receive ACL
E.Unicast RPF

单项选择题InwhichstatecanBGPpeersexchangeUpdatemessages？（）

A.Active
B.OpenSent
C.OpenConfirm
D.Established
E.Idle

单项选择题InPIM-SMoperations，thefirstrouterconnectedtothemulticastsourcesendstheRegistermessagetowhichdevice？（）

A.Multicast source
B.Multicast receiver
C.RP
D.RP mapping agent
E.Designated Router （DR）

单项选择题TypicalADSLbroadbandInternetaccessrequiresausernameandpasswordtobeenteredonend-userPCconnectedtotheADSLmodeminorderfortheendusertogainaccesstotheInternet.ifaCiscoADSLrouterisusedinsteadofanADSLmodem，whatfunctionalityisrequiredontheCiscoADSLroutersotheend-userconnectedtotheCiscoADSLroutercanaccesstheInternetwithoutenteringausernameandpassword？（）

A.PPPoA
B.Route Bridge Encapsulation（RBE）
C.PPPoE client
D.Integrated Routing and Bridging（IRB）
E.AAA