单项选择题

Which feature would prevent guest users from gaining network access by unplugging an IP phone andconnecting a laptop computer？（）

A.IPSec VPN
B.SSL VPN
C.port security
D.port security with statically configured MAC addresses
E.private VLANs

<上一题目录下一题>

热门试题

多项选择题

Refertotheexhibit.TherearetwositesconnectedacrossWANlinks.Allintersiteandintrasitelinksalwayshavethesameroutingmetric.ThenetworkadministratorseesonlythetoproutersandlinksbeingusedbyhostsatbothLANAandLANB.Whatwouldbetwosuggestionstoload-balancethetrafficacrossbothWANlinks？（）

A. Make HSRP track interfaces between the edge and core routers.
B. Replace HSRP with GLBP. 用GLBP替换HSRP
C. Add crossed intrasite links： R1-R4， R2-R3， R5-R8， and R6-R7.
D. Make R3 and R8 have lower HSRP priority than R1 and R7.
E. Replace HSRP with VRRP

多项选择题

Yournetworkissufferingfromregularoutages.Aftertroubleshooting，youlearnthatthetransmitleadofafiberuplinkwasdamaged.Whichtwofeaturescanpreventthesameissuesinthefuture？（）

A.root guard
B.loop guard
C.BPDU guard
D.UDLD
E.BPDU skew detection