Choose the true statement regarding QoS pre-classify.（）A、QoS pre-classify permits making QoS decisions based on elements from the unencrypted IP packet.B、QoS pre-classify is required when encrypting voice.C、QoS pre-classify is an advantage to Service Prov

题目

Choose the true statement regarding QoS pre-classify.（）

A、QoS pre-classify permits making QoS decisions based on elements from the unencrypted IP packet.
B、QoS pre-classify is required when encrypting voice.
C、QoS pre-classify is an advantage to Service Providers transporting encrypted packets.
D、QoS pre-classify is not designed for IPSec/GRE configurations.

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思科认证考试

Choose the true statement regarding QoS pre-classify.（）A、QoS pre-classify permits making QoS decisions based on elements from the unencrypted IP packet.B、QoS pre-classify is required when encrypting voice.C、QoS pre-classify is an advantage to Service Prov

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