多项选择题 Which two types of optimization does the WX 60 device perform when Exchange 2003 and Outlook 2003 areused in the network? （）(Choose two.)

单项选择题 Which statement is true for a customer that wants to deploy compression for a circuit rated at 155 Mbps?（）

多项选择题 Which two scenarios would benefit the most from TCP Acceleration? （）(Choose two.)