Which technology allows centralized storage services to be shared across different VSANs?（）

单项选择题Which of these statements is true of routing protocols in a hub-and-spoke IPsec VPN topology?（）

A. EIGRP can summarize per interface.
B. OSPF router databases remain independent.
C. When they are configured with stubs, EIGRP regularly floods the topology.
D. OSPF topology decisions are made independent of hierarchy or area.

单项选择题Which of the following is the primary consideration to scale VPNs?（）

A. packets per second
B. number of remote sites
C. throughput bandwidth
D. number of tunnels

单项选择题In which tunnel-less VPN topology do group members register with a key server in order to receive the security association necessary to communicate with the group?（）

A. Easy VPN
B. GRE tunneling
C. Virtual Tunnel Interfaces
D. DynamicMultipoint VPN
E. Group Encrypted Transport VPN

多项选择题Which two of these are advantages of placing the VPN device in the DMZ on the firewall?（）

A. fewer devices to manage
B. moderate-to-high scalability
C. stateful inspection of decrypted VPN traffic
D. increased bandwidth with additional interfaces
E. decreased complexity as traffic is filtered from the firewall

多项选择题Which two of these are advantages of placing the VPN device parallel to the firewall?（）

A. high scalability
B. the design supports a layered security model
C. firewall addressing does not need to change
D. IPsec decrypted traffic is inspected by the firewall
E. there is a centralized point for logging and content inspection