单项选择题
A. Prepare, Plan, Create, Implement, Operate, and Improve
B. Prepare, Plan, Design, Implement, Operate, and Optimize
C. Prepare, Plan, Design, Apply, Operate, and Manage
D. Prepare, Plan, Design, Implement, Operate and Manage
单项选择题 When an IP packet is Layer 3-switched from a source in one VLAN to a destination in anotherVLAN, which field in a packet will be rewritten? （）
单项选择题 During which phase is a proposal developed and delivered?（）
单项选择题 When you enter the interface command auto qos voip cisco-phone on a port at the edge of a network, how does the Cisco Catalyst switch detect if a Cisco IP Phone is connected to the port? （）