Refer&ensp;to&ensp;the&ensp;exhibit.&

Refer to the exhibit. A network engineer received a sudden request to prioritize voice over his Cisco network and he has decided to leverage the AutoQoS feature. Based on the output shown, which two tasks need to be performed prior to issuing the autoqos voip command in this router? （）

AEnable Cisco Express Forwarding.
BEnable fast switching.
CDelete all policy maps.
DRemove service-policy commands from interface serial1/0.
EDelete all the currently configured class maps.

参考答案

参考解析：

分类：CCIE系列认证综合练习题库

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