##$@initiator@$##Username:##$@initiator@$####$@initiator@$##Password:##$@initiator@$####$@initiator@$##Only letters、numbers and underline##$@initiator@$####$@initiator@$##characters length must between 12 to 16 bytes##$@initiator@$####$@initiator@$##valid characters length must be 16 bytes##$@initiator@$####$@initiator@$##Please enter a legal iqn value##$@initiator@$####$@initiator@$##This iscsi connect deviceis already in the system##$@initiator@$##