Syntax:
directlun: directlun=3600144f0e90c870000004d4194ed001f
           directlun=3600144f0e90c870000004d4194ed001f:readonly
           directlun=lun1[:option1[;option2]][,lun2[:option1[;option2]]]...

Notes:
will add disk device of specify lun id
(lun id in client side, i.e. the one that multipath cretae as in this example 3xxxxxxx,
3 is Solaris prefix).

there is also option section (now only readonly):
directlun=lunid:readonly,lunid...
