单项选择题
For the following protocols， which one provides a mechanism to transparently intercept and redirect CIFS traffic from a client to a local Cisco Wida Area Application engine？（）
A.Virtual Router Redundancy Protocol（VRRP） B.File Transport Protocol（FTP） C.Hot Standby Routing Protocol（HSRP） D.Web Cache Communication Protocol（WCCP）
单项选择题 Policy-basedroutingallowsnetworkadministratorstoimplementroutingpoliciestoallowordenypathsbasedonallofthesefactorsexceptwhichone？（）
单项选择题 PhaseIandPhaseIIDMVPNdifferintermsofwhichofthesecharacteristics？（）
单项选择题 Whichoneofthefollowingpotentialissuesiseliminatedbyusingsplithorizon？（）
