If kbdinit is selected as the first process, it will prompt you with the following questions:
Please Enter your IP Address: Please Enter your netmask: Please Enter interface of this IP address [%s]: Please Enter your Gateway [press return if you don't care]: Please Enter IP Address of your NFS Server: Please Enter name your NFS directory:
The NFS directory you mount should be the same directory that is pointed to by your EXODEST env variable. The building section has more information on EXODEST.