单项选择题
A policy-based IPsec VPN is ideal for which scenario？（）
A.when you want to conserve tunnel resources
B.when the remote peer is a dialup or remote access client
C.when you want to configure a tunnel policy with an action of deny
D.when a dynamic routing protocol such as OSPF must be sent across the VPN
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相关考题
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单项选择题
Aroute-basedVPNisrequiredforwhichscenario？（）
A.when the remote VPN peer is behind a NAT device
B.when multiple networks need to be reached across the tunnel and GRE cannot be used
C.when the remote VPN peer is a dialup or remote access client
D.when a dynamic routing protocol is required across the VPN and GRE cannot be used -
单项选择题
WhichattributeisoptionalforIKEphase2negotiations？（）
A.proxy-ID
B.phase 2 proposal
C.Diffie-Hellman group key
D.security protocol （ESP or AH） -
单项选择题
WhichattributeisrequiredforallIKEphase2negotiations？（）
A.proxy-ID
B.preshared key
C.Diffie-Hellman group key
D.main or aggressive mode
