多选题Which two statements correctly identify factors to consider when Configuring WAN QoS？（）AVoice Traffic uses Assured ForwardingBVoice Signaling traffic uses Assured ForwardingCVoice Signaling traffic uses priority queuingDVoice Traffic uses priority queuingEVoice signaling traffic should use priority queuing with Assured Forwarding
多选题
Which two statements correctly identify factors to consider when Configuring WAN QoS？（）
A
Voice Traffic uses Assured Forwarding
B
Voice Signaling traffic uses Assured Forwarding
C
Voice Signaling traffic uses priority queuing
D
Voice Traffic uses priority queuing
E
Voice signaling traffic should use priority queuing with Assured Forwarding
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