多项选择题
A. routers B. LAN switches C. PBX switches D. TDM switches E. appliances
A. a methodology for proactively updating equipment before it reaches the end of its life B. a methodology for introducing new technologies C. a methodology for creating a business plan D. a methodology for determining total cost or ownership
A. Cisco Aironet 1000 Series B. Cisco Aironet 1100 Series C. Cisco Aironet 1200 Series D. Cisco Aironet 1300 Series E. Cisco Aironet 1400 Series