A customer has two locations located 7 kilometers apart. The production site has a Cisco 9509chassis with 48 Fibre Channel ports activated， and the disaster recovery site has a Cisco 9509chassis with 48 Ethernet ports activated. Which of the following products will be used to get thedata from one location to the other？（）

• A、IBM SAN40-B4
• B、Cisco MDS 9222i
• C、Cisco MDS 9148
• D、IBM SAN32B-E4 with encryption