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？（）
- AIBM SAN40-B4
- BCisco MDS 9222i
- CCisco MDS 9148
- DIBM SAN32B-E4 with encryptio