Refer to the exhibit. Given this deployment model and the Enterprise applications, the Teleworker Router provides which functions?（）

单项选择题WhatisthebestwaytoensurethatIKE ISAKMPpacketsarenotdroppedwhenQoSisenabledontheuplinkinterfaceoftheTeleworkerrouter?（）

A.QoS and IPSec should never be used together. 
B.IKE/ISAKMP packets are DiffSERV codepoint CS6, so the traffic is never dropped.
C.Source IKE/ISAKMP packets off the loop-back address. 
D.Classify IKE/ISAKMP packets so they are appropriately prioritized.

单项选择题Refer to the exhibit. Assume Router A is configured for split tunneling. If the Internet Service provider was asked by the customer to provide a guarantee of at least 60 percent of the WAN link between Router A and Router C for encrypted traffic, what would be the best means of identifying this traffic to their QoS Service Policy?（）

A.permit esp any permit udp any eq 500 any eq 500
B.permit udp any eq isakmp any eq isakmp
C.permit ip 10.81.7.0 0.0.0.7 any
D.tcp any any eq 22

多项选择题WhywouldthenetworkmanagerelecttoimplementaconfigurationthatincludesGREtunnelsfora eleworkerdeployment?（）

A.GRE can use transport mode and save up to twenty bytes per packet.
B.The corporate network includes many discontinuous blocks of IP networks and requires split tunneling.
C.The corporation's primary application is based on IP multicast.
D.Without GRE, there is no means to detect a head-end failure.
E.GRE would enable path MTU discovery.

单项选择题WhichintegratedsecurityfeatureisnotprovidedbytheCiscoBusinessReadyTeleworkersolution?（）

A.Stateful Inspection Firewall
B.Intrusion Detection System
C.Spam Filtering 
D.802.1-based Authentication
E.Proxy Authentication
F.URL Filtering

单项选择题Refer to the exhibit. Which of the following statements is a reason the DHCP server is enabled on the Teleworker home router?（）

A.allows for workstations to have network values hard-coded
B.IP network settings cannot be assigned if the VPN tunnel is down
C.provides IP network settings to be dynamically assigned
D.requires HTTP access to initiate assignment