Which statement about QoS default behavior is true?

Posted by: Pdfprep Category: 200-105 Tags: , ,

Which statement about QoS default behavior is true?
A . Video traffic is passed with a well-known DSCP value of 46
B . Ports are untrusted by default.
C . VoIP traffic is passed without being tagged
D . Packets that arrive with a tag are untagged at the edge of an administrative domain

Answer: b

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