多项选择题
A. no congestion avoidance
B. not for bandwidth intensive applications
C. no guaranteed delivery mechanism
D. source sends multiple data streams out each interface
多项选择题 You are the Cisco Network Designer in Cisco.com. Which signal and noise values will result in the best phone communication with an access point?（）
单项选择题 Which enterprise caching mode eliminates the need for Layer 4 switches or WCCP enabled routers to intercept user requests?（）
多项选择题 Which three Layer 2 access designs have all of their uplinks in an active state?（）