多项选择题
A.Optimized processing of error notification
B.Optimized processing of bandwidth requests
C.Optimized processing of content delivery
D.Optimized processing of content requests
单项选择题 Which cisco product family is the recommended platform for 10 gigabit ethernet in the data center?（）
单项选择题 Which tool provides A complete guide that makes it easier for partners, regardless of their experience level, to sell cisco unified communications solutions to their customers?（）
单项选择题 Which cisco product portfolio allows users to access their email, voice, and fax messages from A single inbox anytime, anywhere?（）