单项选择题
A.Cisco PIX 501 Firewall
B.Cisco 831 router
C.Cisco 837 router
D.Cisco VPN3002 Hardware Client
E.Cisco ubr925 cable modem
F.Cisco SW VPN Client
单项选择题 SelectakeybenefitofDSL.（）
单项选择题 Refer to the exhibit. Asymmetric broadband service with significantly greater downstream bandwidth is recommended for Teleworker deployment. Which reason is the most accurate?（）
单项选择题 TheLAN-sideoftheTeleworkerrouterisassignedprivateIPaddressspace(RFC1918),andtheVPNtopologyisIPSec-only(noGREprotocol).WhenisitrequiredtoconfigureNAT/pNATontheTeleworkerrouter?（）
