单选题A customer wants to install an IBM BladeCenter infrastructure but is concerned about the cost of the full fabric internal fibre switches. Consequently, the customer is considering an N_Port ID Virtualization (NPIV) capable switch.Which of the following

You can not use an NPIV switch in the same IBM BladeCenter chassis as a Cisco Intelligent Ethernet Switch 

Using blade servers with the NPIV switch will require more fibre ports on the external fibre switch 

Storage devices like Fibre Channel Tape and Disk cannot be attached to the NPIV Switch but must connect to a core fabric switch

The NPIV switch will count against the number of domains in a fabric