A designer is working with a large bank to redesign their network. The designer wants to minimize complaints
regarding slow application response times across the WAN. It is suspected that currently traffic is not being
classified and marked correctly somewhere in the network. Which tool should the designer recommend to
validate quality of service mappings and use?
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A. SNMP
B. IPFIX
C. IP SLA
D. protocol analyzer
E. NBAR
Answer: B
Explanation: