问答题
简答题
What are the four type of address in NAT？
【参考答案】
Inside local
Inside global
Outside local
Outside global
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相关考题
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单项选择题
Anexpandingcompanyisdeployingleasedlinesbetweenitsmainsiteandtworemotesites.Thebandwidthoftheleasedlinesis128kb/seach，terminatedondifferentserialinterfacesonthemainrouter.TheselinksareusedforcombinedVOIPanddatatraffic.ThenetworkadministratorhasimplementedaVOIPsolutiontoreducecosts，andhasthereforereservedsufficientbandwidthinalowlatencyqueueoneachinterfacefortheVOIPtraffic.Usersnowcomplainaboutbadvoicequalityalthoughnodropsareobservedinthelowlatencyqueue.Whatactionwilllikelyfixthisproblem？（）
A.mark VOIP traffic with IP precedence 6 and configure only ’fair-queue’ on the links
B.configure the scheduler allocate 3000 1000 command to allow the QoS code to have enough CPU cycles
C.enable class-based traffic shaping on the VoIP traffic class
D.enable Layer 2 fragmentation and interleaving on the links
E.enable Frame Relay on the links and send voice and data on different Frame Relay PVCs -
问答题
WhatMSDPsolutionprovidestheabiltiytoplacethesameipRPaddressontheloopbackoftwoormorerouters？ -
单项选择题
ArequestarrivedonyourMPLS-vpn-bgpgroup.Duetoasecuritybreach，yourcustomerisexperiencingDoSattackscomingfromspecificsubnets（200.0.10.0/24，200.0.12.0/24）.YouhavecheckedallMPLS-EBGProutesbeingadvertisedtoBHKfromotherVPNsitesandfoundfoursubnetslisted：200.0.10.0/24，200.0.11.0/24，200.0.12.0/24，200.0.13.0/24.YouimmediatelyapplyanoutboundACLfilterusingtheappropriateMPLS-EBGPtool：access-list1deny0.0.0.0255.255.254.255access-list1permitanyWhathappenswhenyouapplythisACLontheMPLS-EBGPconnectiontoBHK？（）
A.It blocks all routes.
B.It blocks the routes 200.0.12.0/24，200.0.10.0/24 only.
C.It blocks the routes 200.0.12.0/24，200.0.13.0/24 only.
D.It blocks the routes 200.0.10.0/24，200.0.13.0/24 only.
E.Nothing happens，no routes are blocked.
