Advanced recovery options: Transport mode
The specifies the mode to use for backups or how to read the data from the datastore. For more information on transport modes, see the vendor documentation for your virtualization environment.
Note the following when you select a transport mode:
The SAN mode is not supported for the virtual machines that use VMware Virtual Volumes (VVols).
For the hotadd mode, the virtual machines that use VVols and the backup host (hotadd) virtual machine must reside on same VVol datastore.