单项选择题
Which statement about the DVS engine is true？（）
A.the DVS engine can useWebroot and McAfee scanning in parallel B.the DVS engine generates the WBRS C.the DVS engine never inspects the client HTTP request D.the DVS engine is only used for Layer 4 traffic monitoring
单项选择题 WhichstatementaboutusingMcAfeeandWebroottogetheristrue？（）
单项选择题 WhichstatementabouttheS-SeriesnativeFTPproxyisnottrue？（）
单项选择题 WhichstatementaboutWSAuserauthenticationistrue？（）
