多项选择题
A.Change Management
B.Operations Implementation
C.System monitoring
D.Incident Management
E.Operations Assessment
单项选择题 Whichofthefollowingphasesassessesthecurrentnetworkinfrastructureofacustomer（）
单项选择题 Whichservicecomponentinadetaileddesigndevelopmentfocusesonidentificationandconfigurationoftheactualnetworkcomponents（routers，servers，local-areanetworks，andsoon）tobeincorporatedtorunandsupportaCiscoUnifiedCommunicationssystem.（）
单项选择题 Whatistheprimaryobjectiveoftheplanphase（）