A database administrator experiences delay when performing storage replication between primary and secondary data centers. The data centers are located 20 kilometers apart and are connected using a 500 Mbps link. The deployment was implemented using an FCIP tunnel and a pair of Cisco MDS 9250i Series Switches. The network engineer decided to enable QoS to prioritize replication traffic. Which QoS model must be used to resolve the performance issues?

A. Resource Reservation Protocol

B. weighted round robin

C. differentiated services

D. strict priority queuing








 

Suggested Answer: D



This question is in 300-610 Designing Cisco Data Center Infrastructure (DCID) Exam
For getting Cisco Certified Network Professional Data Center (CCNP Data Center) Certificate




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