What will an Easy VPN hardware client require in order to insert its protected network address when it connects using network extension mode？（）

多项选择题WhichtwooftheseareadvantagesofplacingtheVPNdeviceparalleltothefirewall？（）

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

多项选择题UnderwhichtwocircumstancesshouldSpanningTreeProtocolbeimplemented？（）

A. to ensure a loop-free topology
B. to protect against user-side loops
C. when a VLAN spans access layer switches
D. for the most deterministic and highly available network topology
E. because of the risk of lost connectivity without Spanning Tree Protocol

多项选择题WhichtwooftheseareadvantagesofplacingtheVPNdeviceintheDMZonthefirewall？（）

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

单项选择题Inwhichtunnel-lessVPNtopologydogroupmembersregisterwithakeyserverinordertoreceivethesecurityassociationnecessarytocommunicatewiththegroup？（）

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

单项选择题Inabasee-Commercemoduledesign，whichroutingstatementiscorrect？（）

A. Routing is mostly static.
B. Hardcoded IP addresses are used to support failover.
C. Inbound servers use the CSM or ACE as the default gateway.
D. VLANs between the access layer switches are used for FHRP protocols.