Refer to the exhibit. What is the effect when the switchport priority extend cos 3 command isconfigured on the switch port interface connected to the IP phone?()https://assets.asklib.com/images/image2/2018072616270193884.jpg

A . Effectively, the trust boundary has been moved to the PC attached to the IP phone B . The computer is now establishing theCoS value and has effectively become the trust boundary C . The IP phone is enabled to override with aCoS value of 3 the existing CoS marking of the PCattached to the IP phone D . The switch will no longer tag incoming voice packets and will extend the trust boundary to thedistribution layer switch E . RTP will be used to negotiate aCoS value based upon bandwidth utilization on the link

时间:2022-10-20 00:50:52 所属题库:CCNP(642-832)题库

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