Refer to the Exhibit

Refer to the exhibit. A network administrator deploys DSCP based prioritization in the entire wired network to improve voice quality for a SIP-based IP telephony system used by the company. However, users report that calls they make from the WLAN have poor audio quality, while desktop phones do not experience the same problem. The network administrator makes a test call and looks in the datapath session table. Based on the output shown in the exhibit, what is one area that the network administrator should focus on?

A) wireless network congestion
B) WMM support on the WLAN
C) UCC based DSCP correction
D) wired network congestion

Correct Answer:

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