A. when the remote VPN peer is behind a NAT device
B. when multiple networks need to be reached across the tunnel
C. when the remote VPN peer is a dialup or remote access client
D. when a dynamic routing protocol such as OSPF is required across the VPN
第1题:
在整个VPN通信中,主要有(12)和(13)两种VPN通信方式,而后者又包括“Intranet VPN(企业内联VPN)”和“Extranet VPN(企业外联VPN)”。
第2题:
第3题:
6、以下关于VPN,错误的是()。
A.VPN全称为虚拟专用网络(Virtual Private Network,VPN)
B.VPN是公用网络
C.VPN可以在互联网上建立企业专用网络
D.VPN建立的专用网络进行通讯时是加密的
第4题:
Acustomerhasaresourcegrouprg1configuredonatwonodeclusterwiththefollowingpolicies:Thecustomerhasobservedthefollowingscenariosasnodesjointheclusterduringclusterstartup.Scenario1Node1joinsclusterasfirstnode-rg1isacquiredbyNode1Node2joinsclusterassecondnode-rg1ismovedfromNode1toNode2Scenario2Node2joinsclusterasfirstnode-rg1isacquiredbyNode2Node1joinsclusterassecondnode-rg1remainsonNode2Whichofthefollowingisthereasonforthisbehavior?()
A.rg1isconfiguredwithadelayedfallbacktimer
B.Settlingtimepolicyhasnotbeenconfiguredforrg1
C.Node1doesnothavesufficientresourcestosupportrg1
D.Node2isthefirstinthe’DefaultNodePriority’listforresourcegrouprg1
第5题:
第6题:
什么是VPN?VPN具备什么功能?