useNTSmbs = tree.session.transport.hasCapability( ServerMessageBlock.CAP_NT_SMBS );
            if( useNTSmbs ) {
                reqx = new SmbComWriteAndX();
                resp = new SmbComWriteAndXResponse();
            } else {
                req = new SmbComWrite();
                resp = new SmbComWriteResponse();
            }
            ready = false;
        }