AR支持以下哪种IPsec的应用()。
第1题:
A.L2TP
B.IPSEC
C.GRE+IPSEC
D.L2TP+IPSEC
第2题:
A.使用GRE OVER IPSEC技术同时在GRE隧道虚接口启动OSPF动态路由协议
B.使用IKE KEEPALIVE功能
C.使用IPSEC DPD功能
D.调整安全联盟的生存周期
E.使用IPSEC KEEPALIVE功能
第3题:
A.GRE隧道接口的IP地址
B.GRE隧道接口的子网
C.GRE隧道接口的OSPF域
D.每个路由器的进程ID
E.每台路由器中的OSPF中配置的网络数量
第4题:
A.GRE over IPsec
B.L2TP over IPsec
C.IPsec over PPP
D.IPsec over GRE
第5题:
Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network.Which of the following answers best describes the router‘s logic that tells the router, for a given packet, to apply GRE encapsulation to the packet?()
A. When the packet received on the LAN interface is permitted by the ACL listed on the tunnel greacl command under the incoming interface
B. When routing the packet, matching a route whose outgoing interface is the GRE tunnel interface
C. When routing the packet, matching a route whose outgoing interface is the IPsec tunnel interface
D. When permitted by an ACL that was referenced in the associated crypto map
第6题:
A.L2tp+IPSEC
B.DVPN
C.IPSEC over GRE
D.动态路由协议
第7题:
下面4组协议中,属于第二层隧道协议的是( ),第二层隧道协议中必须要求TCP/IP支持的是( )。
A.PPTP和L2TP B.PPTP和IPSec C.L2TP和GRE D.L2TP和IPSec A.IPSec B.PPTP C.L2TP D.GRE
第8题:
此题为判断题(对,错)。
第9题:
A. IPSec in tunnel mode
B. IPSec in transport mode
C. GRE with IPSec in transport mode
D. GRE with IPSec in tunnel mode
第10题:
面关于GRE和IPSec隧道嵌套描述正确的是()