A network administrator has been receiving work orders about poor voice quality crossing a branch T1.The cause is determined to be users running high bandwidth file sharing applications across the T1 sending large packets delaying the smaller voice streams. Which of the following would improve voice quality?
A. Install a content caching proxy at the branch to reduce inbound WAN traffic.
B. Configure traffic shaping to reduce the bandwidth available to the file sharing application.
C. Configure a separate VLAN for the IP phones.
D. Upgrade switches to provide higher bandwidth ports for workstations and IP phones
Answer: B. Configure traffic shaping to reduce the bandwidth available to the file sharing application.
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