Thanks pupp, But as I said before I am new in solaris and was not having the experience of vxdiskadm. Now you are mentioning very intersting tricks ( luxadm & cfgadm ). How to use them in mycase? and...
Yes I am sure . Because when this disk went faulty the Os couldnt see the mentioned file system and if it was mirorred this would not happen. More over the fsck command couldnt stat the mentioned...
Yes, after running the command reboot -- -r I could see now the creation of new devpath /dev/rmt/1cbn, and through the netbackup software i reconnected the missing path to this one. Things are ok so...