Which two considerations should an administrator keep in mind when booting from Software Fiber Channel over Ethernet (FCoE)? (Choose two.)

A.
Software FCoE boot configuration can be changed from within ESXi.

B.
Software FCoE boot firmware cannot export information in FBFT format.

C.
Multipathing is not supported at pre-boot.

D.
Boot LUN cannot be shared with other hosts even on shared storage.

Explanation:

When you boot the ESXi host from SAN using software FCoE, certain requirements and considerations apply.
You cannot change software FCoE boot configuration from within ESXi.
Coredump is not supported on any software FCoE LUNs, including the boot LUN.
Multipathing is not supported at pre-boot.
Boot LUN cannot be shared with other hosts even on shared storage.
Reference: https://pubs.vmware.com/vsphere-55/index.jsp?topic=%2Fcom.vmware.vsphere.storage.doc%
2FGUID-8E57EDC9-F122-4A81-8B80-FE19FFE832B1.html