Thanks!! Further. Please let me know the subcommand to be used, this seems to unrecognized.
output follows:
storage: unrecognized command "disk"
usage: storage <subcommand>
subcommands are:
alias [ <alias> { <electrical_name> | <sn> } ]
disable adapter <name>
download shelf {channel | shelf}
:: to download latest shelf firmware available on this appliance
download shelf -R -T <enclosure_type>
:: to revert firmware to the version shipped with the current Data ONTAP version
download acp [<adapter_name>.<shelf_id>.<module_number>]
download acp -R to revert firmware to the version shipped with the current Data ONTAP version
download status shelf